Dell PowerEdge M IO Aggregator User guide

Dell
Brand
Dell
Model
PowerEdge M IO Aggregator
Category
Software
Type
User guide
Dell PowerEdge Conguration Guide for the M
I/O Aggregator
9.10(0.0)
Notes, cautions, and warnings
NOTE: A NOTE indicates important information that helps you make better use of your computer.
CAUTION: A CAUTION indicates either potential damage to hardware or loss of data and tells you how to avoid the problem.
WARNING: A WARNING indicates a potential for property damage, personal injury, or death.
© 2016 Dell Inc. All rights reserved. This product is protected by U.S. and international copyright and intellectual property laws. Dell and the Dell logo are
trademarks of Dell Inc. in the United States and/or other jurisdictions. All other marks and names mentioned herein may be trademarks of their respective
companies.
2016 - 04
Rev. A00
Contents
1 About this Guide........................................................................................................................................... 14
Audience............................................................................................................................................................................ 14
Conventions.......................................................................................................................................................................14
Information Symbols.........................................................................................................................................................14
Related Documents.......................................................................................................................................................... 15
2 Before You Start...........................................................................................................................................16
Operational Modes........................................................................................................................................................... 16
Standalone mode........................................................................................................................................................16
VLT mode.....................................................................................................................................................................16
Programmable MUX mode........................................................................................................................................16
Stacking mode.............................................................................................................................................................17
Default Settings................................................................................................................................................................ 17
Other Auto-Congured Settings.....................................................................................................................................17
Data Center Bridging Support.........................................................................................................................................18
FCoE Connectivity and FIP Snooping............................................................................................................................18
iSCSI Operation.................................................................................................................................................................18
Link Aggregation............................................................................................................................................................... 18
Link Tracking......................................................................................................................................................................18
Conguring VLANs...........................................................................................................................................................19
Uplink LAG...................................................................................................................................................................19
Server-Facing LAGs................................................................................................................................................... 19
Where to Go From Here.................................................................................................................................................. 19
Deploying FN I/O Module............................................................................................................................................... 20
Conguration Examples............................................................................................................................................ 20
Ensuring the FN IOM system is in Standalone Mode............................................................................................22
Congure Interfaces and Port Channel...................................................................................................................22
Verifying the Congurations..................................................................................................................................... 23
3 Conguration Fundamentals........................................................................................................................ 24
Accessing the Command Line........................................................................................................................................24
CLI Modes.........................................................................................................................................................................25
Navigating CLI Modes............................................................................................................................................... 25
The do Command............................................................................................................................................................ 26
Undoing Commands........................................................................................................................................................ 26
Obtaining Help.................................................................................................................................................................. 27
Entering and Editing Commands....................................................................................................................................27
Command History............................................................................................................................................................ 28
Filtering show Command Outputs................................................................................................................................. 28
Multiple Users in Conguration Mode...........................................................................................................................29
Conguring a Unique Host Name on the System........................................................................................................30
4 Conguration Cloning...................................................................................................................................31
Contents
3
Cloning Conguration Output Status.............................................................................................................................31
5 Data Center Bridging (DCB)........................................................................................................................ 34
Supported Modes............................................................................................................................................................ 34
Ethernet Enhancements in Data Center Bridging........................................................................................................34
Priority-Based Flow Control..................................................................................................................................... 35
Enhanced Transmission Selection............................................................................................................................36
Data Center Bridging Exchange Protocol (DCBx)................................................................................................. 37
Data Center Bridging in a Trac Flow.....................................................................................................................38
Enabling Data Center Bridging....................................................................................................................................... 38
Conguring DCB Maps and its Attributes...............................................................................................................39
Data Center Bridging: Default Conguration................................................................................................................42
Data Center Bridging: Auto-DCB-Enable Mode...........................................................................................................42
Conguring Priority-Based Flow Control...................................................................................................................... 44
How Priority-Based Flow Control is Implemented.................................................................................................46
Conguring Enhanced Transmission Selection.............................................................................................................46
How Enhanced Transmission Selection is Implemented....................................................................................... 46
ETS Operation with DCBx........................................................................................................................................ 47
Hierarchical Scheduling in ETS Output Policies........................................................................................................... 48
DCBx Operation............................................................................................................................................................... 48
DCBx Operation......................................................................................................................................................... 48
DCBx Port Roles........................................................................................................................................................ 49
DCB Conguration Exchange.................................................................................................................................. 50
Conguration Source Election..................................................................................................................................50
Propagation of DCB Information...............................................................................................................................51
Auto-Detection of the DCBx Version....................................................................................................................... 51
DCBx Example.............................................................................................................................................................51
DCBx Prerequisites and Restrictions.......................................................................................................................52
DCBx Error Messages............................................................................................................................................... 53
Debugging DCBx on an Interface............................................................................................................................ 53
Verifying the DCB Conguration....................................................................................................................................53
QoS dot1p Trac Classication and Queue Assignment............................................................................................ 62
Troubleshooting PFC, ETS, and DCBx Operation........................................................................................................ 63
Conguring the Dynamic Buer Method......................................................................................................................64
6 Dynamic Host Conguration Protocol (DHCP)............................................................................................ 66
Supported Modes............................................................................................................................................................66
Assigning an IP Address using DHCP............................................................................................................................66
Debugging DHCP Client Operation............................................................................................................................... 68
DHCP Client..................................................................................................................................................................... 69
How DHCP Client is Implemented................................................................................................................................. 70
DHCP Client on a Management Interface.................................................................................................................... 70
DHCP Client on a VLAN.................................................................................................................................................. 71
DHCP Packet Format and Options.................................................................................................................................71
Option 82.......................................................................................................................................................................... 72
Releasing and Renewing DHCP-based IP Addresses.................................................................................................. 73
Viewing DHCP Statistics and Lease Information......................................................................................................... 73
4
Contents
7 FIP Snooping............................................................................................................................................... 75
Supported Modes............................................................................................................................................................ 75
Fibre Channel over Ethernet...........................................................................................................................................75
Ensuring Robustness in a Converged Ethernet Network........................................................................................... 75
FIP Snooping on Ethernet Bridges.................................................................................................................................77
How FIP Snooping is Implemented................................................................................................................................ 79
FIP Snooping on VLANs............................................................................................................................................79
FC-MAP Value............................................................................................................................................................79
Bridge-to-FCF Links.................................................................................................................................................. 79
Impact on other Software Features.........................................................................................................................79
FIP Snooping Prerequisites....................................................................................................................................... 79
FIP Snooping Restrictions........................................................................................................................................ 80
Conguring FIP Snooping...............................................................................................................................................80
Displaying FIP Snooping Information..............................................................................................................................81
FIP Snooping Example.................................................................................................................................................... 86
Debugging FIP Snooping.................................................................................................................................................87
8 Internet Group Management Protocol (IGMP).............................................................................................88
IGMP Overview................................................................................................................................................................88
IGMP Version 2................................................................................................................................................................ 88
Joining a Multicast Group......................................................................................................................................... 89
Leaving a Multicast Group........................................................................................................................................ 89
IGMP Version 3................................................................................................................................................................ 89
Joining and Filtering Groups and Sources.....................................................................................................................90
Leaving and Staying in Groups........................................................................................................................................91
IGMP Snooping.................................................................................................................................................................91
How IGMP Snooping is Implemented on an Aggregator............................................................................................ 92
Disabling Multicast Flooding........................................................................................................................................... 92
Displaying IGMP Information.......................................................................................................................................... 92
9 Interfaces.................................................................................................................................................... 95
Basic Interface Conguration.........................................................................................................................................95
Advanced Interface Conguration.................................................................................................................................95
Interface Auto-Conguration......................................................................................................................................... 96
Interface Types.................................................................................................................................................................96
Viewing Interface Information........................................................................................................................................ 96
Disabling and Re-enabling a Physical Interface............................................................................................................98
Layer 2 Mode....................................................................................................................................................................98
Management Interfaces..................................................................................................................................................99
Accessing an Aggregator.......................................................................................................................................... 99
Conguring a Management Interface..................................................................................................................... 99
Conguring a Static Route for a Management Interface....................................................................................100
VLAN Membership.........................................................................................................................................................100
Default VLAN ............................................................................................................................................................101
Port-Based VLANs....................................................................................................................................................101
VLANs and Port Tagging..........................................................................................................................................101
Contents
5
Conguring VLAN Membership..............................................................................................................................102
Displaying VLAN Membership.................................................................................................................................102
Adding an Interface to a Tagged VLAN................................................................................................................. 103
Adding an Interface to an Untagged VLAN...........................................................................................................103
VLAN Conguration on Physical Ports and Port-Channels................................................................................ 104
Port Channel Interfaces.................................................................................................................................................105
Port Channel Denitions and Standards................................................................................................................105
Port Channel Benets..............................................................................................................................................106
Port Channel Implementation................................................................................................................................. 106
1GbE and 10GbE Interfaces in Port Channels.......................................................................................................106
Uplink Port Channel: VLAN Membership.............................................................................................................. 107
Server-Facing Port Channel: VLAN Membership.................................................................................................107
Displaying Port Channel Information...................................................................................................................... 107
Interface Range.............................................................................................................................................................. 108
Bulk Conguration Examples.................................................................................................................................. 109
Monitor and Maintain Interfaces................................................................................................................................... 110
Maintenance Using TDR........................................................................................................................................... 111
Conguring wavelength for 10–Gigabit SFP+ optics.................................................................................................. 111
Flow Control Using Ethernet Pause Frames.................................................................................................................111
Enabling Pause Frames...................................................................................................................................................112
MTU Size..........................................................................................................................................................................113
Setting the Speed and Duplex Mode of Ethernet Interfaces.................................................................................... 113
Auto-Negotiation on Ethernet Interfaces.................................................................................................................... 115
Setting Auto-Negotiation Options.......................................................................................................................... 116
Viewing Interface Information........................................................................................................................................118
Clearing Interface Counters..................................................................................................................................... 118
Enabling the Management Address TLV on All Interfaces of an Aggregator...........................................................119
Enhanced Validation of Interface Ranges.................................................................................................................... 119
Enhanced Control of Remote Fault Indication Processing.........................................................................................119
10 iSCSI Optimization....................................................................................................................................120
Supported Modes...........................................................................................................................................................120
iSCSI Optimization Overview........................................................................................................................................120
Monitoring iSCSI Trac Flows.......................................................................................................................................121
Information Monitored in iSCSI Trac Flows...............................................................................................................121
Detection and Auto conguration for Dell EqualLogic Arrays................................................................................... 122
iSCSI Optimization: Operation...................................................................................................................................... 122
Displaying iSCSI Optimization Information.................................................................................................................. 123
11 Isolated Networks for Aggregators............................................................................................................ 125
Conguring and Verifying Isolated Network Settings................................................................................................125
12 Link Aggregation....................................................................................................................................... 126
Supported Modes...........................................................................................................................................................126
How the LACP is Implemented on an Aggregator..................................................................................................... 126
Uplink LAG.................................................................................................................................................................127
Server-Facing LAGs................................................................................................................................................. 127
6
Contents
LACP Modes............................................................................................................................................................. 127
Auto-Congured LACP Timeout.............................................................................................................................127
LACP Example................................................................................................................................................................ 128
Link Aggregation Control Protocol (LACP)................................................................................................................. 128
Conguration Tasks for Port Channel Interfaces..................................................................................................129
Creating a Port Channel.......................................................................................................................................... 129
Adding a Physical Interface to a Port Channel..................................................................................................... 129
Reassigning an Interface to a New Port Channel..................................................................................................131
Conguring the Minimum Oper Up Links in a Port Channel............................................................................... 132
Conguring VLAN Tags for Member Interfaces................................................................................................... 132
Deleting or Disabling a Port Channel......................................................................................................................133
Conguring Auto LAG....................................................................................................................................................133
Conguring the Minimum Number of Links to be Up for Uplink LAGs to be Active..............................................135
Optimizing Trac Disruption Over LAG Interfaces On IOA Switches in VLT Mode.............................................. 136
Preserving LAG and Port Channel Settings in Nonvolatile Storage.........................................................................136
Enabling the LACP link fallback member.....................................................................................................................136
Enabling the Verication of Member Links Utilization in a LAG Bundle.................................................................. 136
Monitoring the Member Links of a LAG Bundle......................................................................................................... 137
Verifying LACP Operation and LAG Conguration.....................................................................................................137
Multiple Uplink LAGs.......................................................................................................................................................141
Multiple Uplink LAGs with 10G Member Ports............................................................................................................ 141
Multiple Uplink LAGs with 40G Member Ports...........................................................................................................142
13 Layer 2...................................................................................................................................................... 144
Supported Modes...........................................................................................................................................................144
Managing the MAC Address Table...............................................................................................................................144
Clearing the MAC Address Entries.........................................................................................................................144
Displaying the MAC Address Table.........................................................................................................................145
Network Interface Controller (NIC) Teaming..............................................................................................................145
MAC Address Station Move....................................................................................................................................146
MAC Move Optimization......................................................................................................................................... 147
14 Link Layer Discovery Protocol (LLDP).......................................................................................................148
Supported Modes...........................................................................................................................................................148
Protocol Data Units........................................................................................................................................................ 148
Congure LLDP.............................................................................................................................................................. 150
Related Conguration Tasks....................................................................................................................................150
Important Points to Remember.............................................................................................................................. 150
CONFIGURATION versus INTERFACE Congurations.............................................................................................150
Enabling LLDP................................................................................................................................................................. 151
Disabling and Undoing LLDP....................................................................................................................................151
Advertising TLVs..............................................................................................................................................................151
Optional TLVs..................................................................................................................................................................152
Management TLVs................................................................................................................................................... 152
IEEE Organizationally Specic TLVs.......................................................................................................................153
LLDP-MED Capabilities TLV................................................................................................................................... 154
LLDP-MED Network Policies TLV..........................................................................................................................155
Contents
7
Extended Power via MDI TLV.................................................................................................................................156
LLDP Operation.............................................................................................................................................................. 156
Viewing the LLDP Conguration.................................................................................................................................. 157
Viewing Information Advertised by Adjacent LLDP Agents...................................................................................... 157
Conguring LLDPDU Intervals......................................................................................................................................158
Conguring a Time to Live............................................................................................................................................ 159
Clearing LLDP Counters................................................................................................................................................ 159
Debugging LLDP.............................................................................................................................................................160
Relevant Management Objects....................................................................................................................................160
15 Object Tracking.........................................................................................................................................165
Object Tracking Overview............................................................................................................................................. 165
Track Layer 2 Interfaces.......................................................................................................................................... 166
Track Layer 3 Interfaces.......................................................................................................................................... 166
Track IPv4 and IPv6 Routes.................................................................................................................................... 167
Set Tracking Delays.................................................................................................................................................. 167
VRRP Object Tracking............................................................................................................................................. 167
Object Tracking Conguration.......................................................................................................................................167
Tracking a Layer 2 Interface....................................................................................................................................168
Tracking a Layer 3 Interface....................................................................................................................................169
Track an IPv4/IPv6 Route....................................................................................................................................... 170
Displaying Tracked Objects.............................................................................................................................................171
16 Port Monitoring.........................................................................................................................................173
Supported Modes...........................................................................................................................................................173
Conguring Port Monitoring..........................................................................................................................................173
Important Points to Remember.....................................................................................................................................174
Port Monitoring...............................................................................................................................................................175
17 Security.....................................................................................................................................................177
Supported Modes........................................................................................................................................................... 177
Understanding Banner Settings....................................................................................................................................177
Accessing the I/O Aggregator Using the CMC Console Only.................................................................................. 178
AAA Authentication........................................................................................................................................................178
Conguration Task List for AAA Authentication................................................................................................... 178
AAA Authorization..........................................................................................................................................................180
Privilege Levels Overview........................................................................................................................................ 181
Conguration Task List for Privilege Levels........................................................................................................... 181
RADIUS............................................................................................................................................................................185
RADIUS Authentication........................................................................................................................................... 185
Conguration Task List for RADIUS....................................................................................................................... 186
TACACS+........................................................................................................................................................................ 189
Conguration Task List for TACACS+....................................................................................................................189
TACACS+ Remote Authentication......................................................................................................................... 190
Enabling SCP and SSH...................................................................................................................................................191
Using SCP with SSH to Copy a Software Image................................................................................................. 192
Secure Shell Authentication.................................................................................................................................... 193
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Contents
Troubleshooting SSH............................................................................................................................................... 195
Telnet............................................................................................................................................................................... 196
VTY Line and Access-Class Conguration..................................................................................................................196
VTY Line Local Authentication and Authorization................................................................................................196
VTY Line Remote Authentication and Authorization............................................................................................197
VTY MAC-SA Filter Support................................................................................................................................... 197
18 Simple Network Management Protocol (SNMP).......................................................................................199
Supported Modes...........................................................................................................................................................199
Implementation Information.......................................................................................................................................... 199
Conguring the Simple Network Management Protocol.......................................................................................... 199
Important Points to Remember............................................................................................................................. 200
Setting up SNMP.................................................................................................................................................... 200
Creating a Community............................................................................................................................................ 200
Setting Up User-Based Security (SNMPv3)............................................................................................................. 200
Subscribing to Managed Object Value Updates using SNMP.................................................................................. 201
Enabling a Subset of SNMP Traps.............................................................................................................................. 202
Reading Managed Object Values.................................................................................................................................204
Displaying the Ports in a VLAN using SNMP............................................................................................................. 205
Fetching Dynamic MAC Entries using SNMP............................................................................................................206
Deriving Interface Indices..............................................................................................................................................207
Monitor Port-Channels................................................................................................................................................. 208
Entity MIBS.................................................................................................................................................................... 209
Example of Sample Entity MIBS outputs............................................................................................................. 209
SNMP Traps for Link Status......................................................................................................................................... 210
Standard VLAN MIB....................................................................................................................................................... 211
Enhancements...........................................................................................................................................................211
Fetching the Switchport Conguration and the Logical Interface Conguration ............................................ 211
MIB Support to Display the Available Memory Size on Flash................................................................................... 212
Viewing the Available Flash Memory Size............................................................................................................. 212
MIB Support to Display the Software Core Files Generated by the System.......................................................... 212
Viewing the Software Core Files Generated by the System...............................................................................213
19 Stacking....................................................................................................................................................214
Supported Modes...........................................................................................................................................................214
Stacking Aggregators.....................................................................................................................................................214
Stack Management Roles....................................................................................................................................... 215
Stack Master Election..............................................................................................................................................216
Failover Roles............................................................................................................................................................ 216
MAC Addressing....................................................................................................................................................... 217
Stacking LAG.............................................................................................................................................................217
Stacking VLANs........................................................................................................................................................217
Stacking Port Numbers................................................................................................................................................. 218
Stacking in PMUX Mode...............................................................................................................................................218
Conguring a Switch Stack...........................................................................................................................................219
Stacking Prerequisites..............................................................................................................................................219
Master Selection Criteria.........................................................................................................................................219
Contents
9
Conguring Priority and stack-group....................................................................................................................220
Cabling Stacked Switches.......................................................................................................................................221
Accessing the CLI.....................................................................................................................................................221
Conguring and Bringing Up a Stack.....................................................................................................................221
Adding a Stack Unit.................................................................................................................................................222
Resetting a Unit on a Stack....................................................................................................................................223
Removing an Aggregator from a Stack and Restoring Quad Mode.................................................................. 223
Conguring the Uplink Speed of Interfaces as 40 Gigabit Ethernet....................................................................... 223
Merging Two Operational Stacks.................................................................................................................................225
Verifying a Stack Conguration................................................................................................................................... 225
Using Show Commands..........................................................................................................................................225
Troubleshooting a Switch Stack...................................................................................................................................227
Failure Scenarios...................................................................................................................................................... 228
Upgrading a Switch Stack............................................................................................................................................ 230
Upgrading a Single Stack Unit...................................................................................................................................... 231
20 Storm Control.......................................................................................................................................... 233
Congure Storm Control...............................................................................................................................................233
Conguring Storm Control from CONFIGURATION Mode................................................................................ 233
Conguring Storm Control from INTERFACE Mode...........................................................................................234
21 Broadcast Storm Control..........................................................................................................................235
Supported Modes..........................................................................................................................................................235
Disabling Broadcast Storm Control............................................................................................................................. 235
Displaying Broadcast-Storm Control Status...............................................................................................................235
Conguring Storm Control........................................................................................................................................... 235
22 System Time and Date............................................................................................................................. 236
Supported Modes..........................................................................................................................................................236
Setting the Time for the Software Clock................................................................................................................... 236
Setting the Timezone.................................................................................................................................................... 237
Setting Daylight Savings Time......................................................................................................................................237
Setting Daylight Saving Time Once....................................................................................................................... 237
Setting Recurring Daylight Saving Time............................................................................................................... 238
Conguring the Oset-Threshold for NTP Audit Log............................................................................................... 239
23 Uplink Failure Detection (UFD)................................................................................................................ 240
Supported Modes..........................................................................................................................................................240
Feature Description....................................................................................................................................................... 240
How Uplink Failure Detection Works............................................................................................................................241
UFD and NIC Teaming...................................................................................................................................................242
Important Points to Remember....................................................................................................................................243
Uplink Failure Detection (SMUX mode)...................................................................................................................... 243
Conguring Uplink Failure Detection (PMUX mode).................................................................................................244
Clearing a UFD-Disabled Interface (in PMUX mode)................................................................................................245
Displaying Uplink Failure Detection.............................................................................................................................. 246
Sample Conguration: Uplink Failure Detection.........................................................................................................248
10
Contents
24 PMUX Mode of the IO Aggregator...........................................................................................................250
I/O Aggregator (IOA) Programmable MUX (PMUX) Mode.....................................................................................250
Conguring and Changing to PMUX Mode............................................................................................................... 250
Conguring the Commands without a Separate User Account............................................................................... 251
Virtual Link Trunking (VLT)............................................................................................................................................251
Overview....................................................................................................................................................................251
Setting up VLT......................................................................................................................................................... 252
Virtual Link Trunking (VLT) in PMUX Mode......................................................................................................... 253
VLT Terminology...................................................................................................................................................... 255
Congure Virtual Link Trunking..............................................................................................................................255
Verifying a VLT Conguration................................................................................................................................ 259
Additional VLT Sample Congurations.................................................................................................................. 262
Troubleshooting VLT................................................................................................................................................262
25 FC Flex IO Modules..................................................................................................................................264
FC Flex IO Modules....................................................................................................................................................... 264
Understanding and Working of the FC Flex IO Modules.......................................................................................... 264
FC Flex IO Modules Overview................................................................................................................................264
FC Flex IO Module Capabilities and Operations...................................................................................................265
Guidelines for Working with FC Flex IO Modules................................................................................................ 266
Processing of Data Trac.......................................................................................................................................268
Installing and Conguring the Switch....................................................................................................................268
Interconnectivity of FC Flex IO Modules with Cisco MDS Switches................................................................ 270
Fibre Channel over Ethernet for FC Flex IO Modules............................................................................................... 272
26 FC FLEXIO FPORT.................................................................................................................................. 273
FC FLEXIO FPORT........................................................................................................................................................273
Conguring Switch Mode to FCF Port Mode............................................................................................................ 274
Name Server...................................................................................................................................................................275
FCoE Maps..................................................................................................................................................................... 275
Creating an FCoE Map..................................................................................................................................................276
Zoning.............................................................................................................................................................................. 277
Creating Zone and Adding Members........................................................................................................................... 277
Creating Zone Alias and Adding Members..................................................................................................................278
Creating Zonesets..........................................................................................................................................................278
Activating a Zoneset......................................................................................................................................................279
Displaying the Fabric Parameters.................................................................................................................................279
27 NPIV Proxy Gateway................................................................................................................................282
Supported Modes..........................................................................................................................................................282
NPIV Proxy Gateway Conguration............................................................................................................................ 282
NPIV Proxy Gateway Operations and Capabilities.....................................................................................................282
NPIV Proxy Gateway Operation ............................................................................................................................282
NPIV Proxy Gateway: Protocol Services.............................................................................................................. 283
NPIV Proxy Gateway Functionality........................................................................................................................283
NPIV Proxy Gateway: Terms and Denitions....................................................................................................... 283
Contents
11
Conguring an NPIV Proxy Gateway.......................................................................................................................... 285
Enabling Fibre Channel Capability on the Switch................................................................................................ 286
Creating a DCB Map .............................................................................................................................................. 286
Applying a DCB Map on Server-facing Ethernet Ports ......................................................................................287
Creating an FCoE VLAN......................................................................................................................................... 288
Creating an FCoE Map ...........................................................................................................................................288
Applying an FCoE Map on Server-facing Ethernet Ports...................................................................................289
Applying an FCoE Map on Fabric-facing FC Ports............................................................................................. 290
Sample Conguration..............................................................................................................................................290
Displaying NPIV Proxy Gateway Information.............................................................................................................. 291
show interfaces status Command Example......................................................................................................... 292
show fcoe-map Command Examples .................................................................................................................. 292
show qos dcb-map Command Examples ............................................................................................................ 293
show npiv devices brief Command Example........................................................................................................294
show npiv devices Command Example ............................................................................................................... 295
show fc switch Command Example .....................................................................................................................296
28 Upgrade Procedures................................................................................................................................ 297
Get Help with Upgrades................................................................................................................................................297
29 Debugging and Diagnostics......................................................................................................................298
Supported Modes..........................................................................................................................................................298
Debugging Aggregator Operation................................................................................................................................298
All interfaces on the Aggregator are operationally down.................................................................................... 298
Broadcast, unknown multicast, and DLF packets switched at a very low rate............................................... 299
Flooded packets on all VLANs are received on a server.....................................................................................299
Software show Commands..........................................................................................................................................300
Oine Diagnostics..........................................................................................................................................................301
Important Points to Remember............................................................................................................................. 302
Running Oine Diagnostics....................................................................................................................................302
Trace Logs...................................................................................................................................................................... 303
Auto Save on Crash or Rollover.............................................................................................................................303
Using the Show Hardware Commands.......................................................................................................................303
Environmental Monitoring............................................................................................................................................ 305
Recognize an Over-Temperature Condition......................................................................................................... 306
Troubleshoot an Over-Temperature Condition..................................................................................................... 306
Recognize an Under-Voltage Condition................................................................................................................ 307
Troubleshoot an Under-Voltage Condition............................................................................................................307
Buer Tuning..................................................................................................................................................................308
Deciding to Tune Buers........................................................................................................................................ 309
Sample Buer Prole Conguration.......................................................................................................................312
Troubleshooting Packet Loss........................................................................................................................................ 312
Displaying Drop Counters........................................................................................................................................ 313
Dataplane Statistics..................................................................................................................................................314
Displaying Stack Port Statistics..............................................................................................................................315
Enabling Buer Statistics Tracking ..............................................................................................................................315
Restoring the Factory Default Settings....................................................................................................................... 317
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Contents
Important Points to Remember.............................................................................................................................. 317
30 Standards Compliance..............................................................................................................................319
IEEE Compliance.............................................................................................................................................................319
RFC and I-D Compliance............................................................................................................................................... 319
General Internet Protocols......................................................................................................................................320
General IPv4 Protocols............................................................................................................................................320
Network Management.............................................................................................................................................321
MIB Location.................................................................................................................................................................. 323
Contents 13
About this Guide
This guide describes the supported protocols and software features, and provides conguration instructions and examples, for the Dell
Networking M I/O Aggregator running Dell Networking OS version 9.7(0.0).
The MI/O Aggregator is installed in a Dell PowerEdge M I/O Aggregator. For information about how to install and perform the initial switch
conguration, refer to the Getting Started Guides on the Dell Support website at http://www.dell.com/support/manuals
Though this guide contains information about protocols, it is not intended to be a complete reference. This guide is a reference for
conguring protocols on Dell Networking systems. For complete information about protocols, refer to other documentation, including IETF
requests for comment (RFCs). The instructions in this guide cite relevant RFCs, and Standards Compliance contains a complete list of the
supported RFCs and management information base les (MIBs).
NOTE: You can perform some of the conguration tasks described in this document by using either the Dell command line or the
chassis management controller (CMC) graphical interface. Tasks supported by the CMC interface are shown with the CMC icon:
CMC
Topics:
• Audience
• Conventions
• Information Symbols
• Related Documents
Audience
This document is intended for system administrators who are responsible for conguring and maintaining networks and assumes knowledge
in Layer 2 and Layer 3 networking technologies.
Conventions
This guide uses the following conventions to describe command syntax.
Keyword
Keywords are in Courier (a monospaced font) and must be entered in the CLI as listed.
parameter Parameters are in italics and require a number or word to be entered in the CLI.
{X} Keywords and parameters within braces must be entered in the CLI.
[X] Keywords and parameters within brackets are optional.
x|y Keywords and parameters separated by a bar require you to choose one option.
x||y Keywords and parameters separated by a double bar allows you to choose any or all of the options.
Information Symbols
This book uses the following information symbols.
NOTE
: The Note icon signals important operational information.
CAUTION: The Caution icon signals information about situations that could result in equipment damage or loss of data.
WARNING: The Warning icon signals information about hardware handling that could result in injury.
1
14 About this Guide
* (Exception). This symbol is a note associated with additional text on the page that is marked with an asterisk.
Related Documents
For more information about the Dell PowerEdge M I/O Aggregator MXL 10/40GbE Switch IO Module, refer to the following documents:
• Dell Networking OS Command Line Reference Guide for the M I/O Aggregator
• Dell Networking OS Getting Started Guide for the M I/O Aggregator
• Release Notes for the M I/O Aggregator
About this Guide 15
Before You Start
To install the Aggregator in a Dell PowerEdge M1000e Enclosure, use the instructions in the Dell PowerEdge M I/O Aggregator Getting
Started Guide that is shipped with the product.The I/O Aggregator (also known as Aggregator) installs with zero-touch conguration. After
you power it on, an Aggregator boots up with default settings and auto-congures with software features enabled. This chapter describes
the default settings and software features that are automatically congured at startup. To recongure the Aggregator for customized
network operation, use the tasks described in the other chapters.
Operational Modes
IOA supports four operational modes. Select the operational mode that meets your deployment needs. To enable a new operational mode,
reload the switch.
Standalone mode
stack-unit unit iom-mode standalone
CONFIGURATION mode
Dell(conf)#stack-unit 0 iom-mode standalone
This mode is the default mode for IOA. It is a fully automated zero-touch mode that allows you to congure VLAN memberships.
(Supported in CMC)
VLT mode
stack-unit unit iom-mode vlt
CONFIGURATION mode
Dell(conf)#stack-unit 0 iom-mode vlt
Select this mode to multihome server interfaces to dierent IOA modules. This mode is a low-touch mode where all conguration except
VLAN membership is automated. To enable VLAN, congure the VLANs at the server port level. In this mode, port 9 link, which is
associated with LAG-127, is dedicated to VLT interconnect.
Programmable MUX mode
stack-unit unit iom-mode programmable-mux
CONFIGURATION mode
Dell(conf)#stack-unit 0 iom-mode programmable-mux
Select this mode to congure PMUX mode CLI commands.
For more information on the PMUX mode, see PMUX Mode of the IO Aggregator.
2
16 Before You Start
Stacking mode
stack-unit unit iom-mode stack
CONFIGURATION mode
Dell(conf)#stack-unit 0 iom-mode stack
Select this mode to congure Stacking mode CLI commands.
For more information on the Stacking mode, see Stacking.
Default Settings
The I/O Aggregator provides zero-touch conguration with the following default conguration settings:
• default user name (root)
• password (calvin)
• VLAN (vlan1) and IP address for in-band management (DHCP)
• IP address for out-of-band (OOB) management (DHCP)
• read-only SNMP community name (public)
• broadcast storm control (enabled in Standalone mode and disabled in VLT mode)
• IGMP multicast ooding (enabled)
• VLAN conguration (in Standalone mode, all ports belong to all VLANs)
You can change any of these default settings using the CLI. Refer to the appropriate chapter for details.
NOTE
: You can also change many of the default settings using the chassis management controller (CMC) interface. For
information about how to access the CMC to congure the aggregator, refer to the
Dell Chassis Management Controller (CMC)
User’s Guide
on the Dell Support website at http://support.dell.com/
Other Auto-Congured Settings
After the Aggregator powers on, it auto-congures and is operational with software features enabled, including:
• Ports: Ports are administratively up and auto-congured to operate as hybrid ports to transmit tagged and untagged VLAN trac.
Ports 1 to 32 are internal server-facing ports, which can operate in 10GbE mode. Ports 33 to 56 are external ports auto-congured to
operate by default as follows:
• The base-module ports operate in standalone 4x10GbE mode. You can congure these ports to operate in 40GbE stacking mode.
When congured for stacking, you cannot use 40GbE base-module ports for uplinks.
• Ports on the 2-Port 40-GbE QSFP+ module operate only in 4x10GbE mode. You cannot use them for stacking.
• Ports on the 4-Port 10-GbE SFP+ and 4-Port 10GBASE-T modules operate only in 10GbE mode.
For more information about how ports are numbered, refer to Port Numbering.
• Link aggregation: All uplink ports are congured in a single LAG (LAG 128).
• VLANs: All ports are congured as members of all (4094) VLANs. All VLANs are up and can send or receive layer 2 trac. For more
information, refer to VLAN Membership.
• Data center bridging capability exchange protocol (DCBx): Server-facing ports auto-congure in auto-downstream port roles; uplink
ports auto-congure in auto-upstream port roles.
• Fibre Channel over Ethernet (FCoE) connectivity and FCoE initiation protocol (FIP) snooping: The uplink port channel (LAG 128) is
enabled to operate in Fibre channel forwarder (FCF) port mode.
• Link layer discovery protocol (LLDP): Enabled on all ports to advertise management TLV and system name with neighboring devices.
• Internet small computer system interface (iSCSI)optimization.
Before You Start
17
• Internet group management protocol (IGMP) snooping.
• Jumbo frames: Ports are set to a maximum MTU of 12,000 bytes by default.
• Link tracking: Uplink-state group 1 is automatically congured. In uplink state-group 1, server-facing ports auto-congure as
downstream interfaces; the uplink port-channel (LAG 128) auto-congures as an upstream interface. Server-facing links are auto-
congured to be brought up only if the uplink port-channel is up.
• In VLT mode, port 9 is automatically congured as VLT interconnect ports. VLT domain conguration is automatic. This includes peer-
link, congured MAC, backup link and setting every port channel as VLT port-channel.
Data Center Bridging Support
To eliminate packet loss and provision links with required bandwidth, Data Center Bridging (DCB) enhancements for data center networks
are supported.
The aggregator provides zero-touch conguration for DCB. The aggregator auto-congures DCBX port roles as follows:
• Server-facing ports are congured as auto-downstream interfaces.
• Uplink ports are congured as auto-upstream interfaces.
In operation, DCBx auto-congures uplink ports to match the DCB conguration in the ToR switches to which they connect.
The Aggregator supports DCB only in standalone mode.
FCoE Connectivity and FIP Snooping
Many data centers use Fiber Channel (FC) in storage area networks (SANs). Fiber Channel over Ethernet (FCoE) encapsulates Fiber
Channel frames over Ethernet networks.
On an Aggregator, the internal ports support FCoE connectivity and connects to the converged network adapter (CNA) in servers. FCoE
allows Fiber Channel to use 10-Gigabit Ethernet networks while preserving the Fiber Channel protocol.
The Aggregator also provides zero-touch conguration for FCoE connectivity. The Aggregator auto-congures to match the FCoE settings
used in the switches to which it connects through its uplink ports.
FIP snooping is automatically congured on an Aggregator. The auto-congured port channel (LAG 128) operates in FCF port mode.
iSCSI Operation
Support for iSCSI trac is turned on by default when the Aggregator powers up. No conguration is required.
When an aggregator powers up, it monitors known TCP ports for iSCSI storage devices on all interfaces. When a session is detected, an
entry is created and monitored as long as the session is active.
The Aggregator also detects iSCSI storage devices on all interfaces and autocongures to optimize performance. Performance optimization
operations, such as Jumbo frame size support and disabling storm control on interfaces connected to an iSCSI equallogic (EQL) storage
device, are applied automatically.
Link Aggregation
All uplink ports are congured in a single LAG (LAG 128). Server-facing ports are auto-congured as part of link aggregation groups if the
corresponding server is congured for LACP-based network interface controller (NIC) teaming. Static LAGs are not supported.
NOTE
: The recommended LACP timeout is Long-Timeout mode.
Link Tracking
By default, all server-facing ports are tracked by the operational status of the uplink LAG. If the uplink LAG goes down, the aggregator
loses its connectivity and is no longer operational; all server-facing ports are brought down after the specied defer-timer interval, which is
18
Before You Start
10 seconds by default. If you have congured VLAN, you can reduce the defer time by changing the defer-timer value or remove it by using
the no defer-timer command.
NOTE: If installed servers do not have connectivity to a switch, check the Link Status LED of uplink ports on the aggregator. If all
LEDs are on, to ensure the LACP is correctly congured, check the LACP conguration on the ToR switch that is connected to
the aggregator .
Conguring VLANs
By default, in Standalone mode, all aggregator ports belong to all 4094 VLANs and are members of untagged VLAN 1. To congure only the
required VLANs on a port, use the CLI or CMC interface.
You can congure VLANs only on server ports. The uplink LAG will automatically get the VLANs, based on the server ports VLAN
conguration.
When you congure VLANs on server-facing interfaces (ports from 1 to 32), you can assign VLANs to a port or a range of ports by
entering the vlan tagged or vlan untagged commands in Interface Conguration mode; for example:
Dell(conf)# interface range tengigabitethernet 0/2 - 4
Dell(conf-if-range-te-0/2-4)# vlan tagged 5,7,10-12
Dell(conf-if-range-te-0/2-4)# vlan untagged 3
Uplink LAG
The tagged VLAN membership of the uplink LAG is automatically congured based on the VLAN conguration of all server-facing ports
(ports from 1 to 32).
The untagged VLAN used for the uplink LAG is always the default VLAN.
Server-Facing LAGs
The tagged VLAN membership of a server-facing LAG is automatically congured based on the server-facing ports that are members of
the LAG.
The untagged VLAN of a server-facing LAG is congured based on the untagged VLAN to which the lowest numbered server-facing port
in the LAG belongs.
NOTE
: Dell Networking recommends conguring the same VLAN membership on all LAG member ports.
Where to Go From Here
You can customize the Aggregator for use in your data center network as necessary. To perform additional switch conguration, do one of
the following:
• For remote out-of-band management, enter the OOB management interface IP address into a Telnet or SSH client and log in to the
switch using the user ID and password to access the CLI.
• For local management using the CLI, use the attached console connection.
• For remote in-band management from a network management station, enter the IP address of the default VLAN and log in to the
switch to access the CLI.
In case of a Dell upgrade, you can check to see that an Aggregator is running the latest Dell version by entering the show
versioncommand. To download Dell version, go to http://support.dell.com
For detailed information about how to recongure specic software settings, refer to the appropriate chapter.
Before You Start
19
Deploying FN I/O Module
This section provides design and conguration guidance for deploying the Dell PowerEdge FN I/O Module (FN IOM).
By default the FN IOM is in Standalone Mode. It consists of the following default settings:
Mode Default Settings
Chassis
Management
Controller
Conguration
Yes
Stacking and VLT Disabled
Data Center Bridging
Exchange Protocol
(DCBx)
Enabled
FIP Snooping Bridge
(FSB)
Enabled on FN 410S & FN 410T; Disabled on FN 2210S
NPIV Proxy Gateway
Mode (NPG)
Enabled in FN 2210S; Disabled on FN 410S & FN 410T
iSCSI Optimization Enabled
Broadcast Storm
Control
Enabled
Internet Group
Management
Protocol (IGMP)
Flood Restrict
Enabled
Network Time
Protocol (NTP)
Enabled
Enable and Disable
ports
All port enabled by default. Disable ports through Command Line Interface
Uplink Failure
Detection (UFD)
Enabled
TACACS+/RADIUS
(AAA Auth/Acct;
Auth coming up)
Disabled
DHCP Enabled n client only mode
Internet Group
Management
Protocol (IGMP) v2
& v3
Enabled
Auto LACP LAG Enabled on all ports (Uplink created by default based on LACP PDU)
All VLANS Available on all server and uplink ports
Conguration Examples
Following are the conguration examples for common upstream switches. To establish a functional uplink and bring the network ports on
PowerEdge FC-Series servers up (FC830, FC630, FC430, FC 620, and FC420) use the following steps:
1 Ensure that the FN IOM system is in Standalone Mode.
2 Create a LACP LAG on the upstream top of rack switch.
20
Before You Start
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Dell PowerEdge M IO Aggregator User guide

Dell
Brand
Dell
Model
PowerEdge M IO Aggregator
Category
Software
Type
User guide
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