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Dell PowerConnect
8024, 8024F, 8132, 8132F, 8164,
and 8164F Switch
User’s Configuration
Guide
Regulatory Models: PC8024, PC8024F,
PC8132, PC8132F, PC8164, PC8164F
Notes and Cautions
NOTE: A NOTE indicates important information that helps you make better use of
your computer.
CAUTION: A CAUTION indicates potential damage to hardware or loss of data if
instructions are not followed.
____________
Information in this publication is subject to change without notice.
© 2013 Dell Inc. All rights reserved.
Reproduction of these materials in any manner whatsoever without the written permission of Dell Inc.
is strictly forbidden.
Trademarks used in this text: Dellâ„¢, the DELL logo, EqualLogicâ„¢, PowerConnectâ„¢, and
OpenManageâ„¢ are trademarks of Dell Inc. Microsoft
®
, Windows
®
, Windows Server
®
, MS-DOS
®
,
and Windows Vista
®
are either trademarks or registered trademarks of Microsoft Corporation in the
United States and/or other countries. sFlow
®
is a registered trademark of InMon Corporation. Cisco
®
is a registered trademark of Cisco Systems. Mozilla
®
and Firefox
®
are registered trademarks of the
Mozilla Foundation.
Other trademarks and trade names may be used in this publication to refer to either the entities claiming
the marks and names or their products. Dell Inc. disclaims any proprietary interest in trademarks and
trade names other than its own.
Regulatory Models: PC8024, PC8024F, PC8132, PC8132F, PC8164, PC8164F
January 2013 Rev. A04
Contents 3
Contents
1 Introduction . . . . . . . . . . . . . . . . . . . . . . . 49
About This Document . . . . . . . . . . . . . . . . . . 49
Audience . . . . . . . . . . . . . . . . . . . . . . . . . 50
Document Conventions . . . . . . . . . . . . . . . . . 50
Additional Documentation
. . . . . . . . . . . . . . . . 51
2 Switch Features . . . . . . . . . . . . . . . . . . . 53
System Management Features . . . . . . . . . . . . . 54
Multiple Management Options
. . . . . . . . . . . 54
System Time Management . . . . . . . . . . . . . 54
Log Messages
. . . . . . . . . . . . . . . . . . . 55
Integrated DHCP Server . . . . . . . . . . . . . . 56
Management of Basic Network Information . . . . 56
IPv6 Management Features . . . . . . . . . . . . 56
Dual Software Images . . . . . . . . . . . . . . . 56
File Management
. . . . . . . . . . . . . . . . . . 57
Switch Database Management Templates. . . . . 57
Automatic Installation of Firmware and
Configuration
. . . . . . . . . . . . . . . . . . . . 57
sFlow . . . . . . . . . . . . . . . . . . . . . . . . 58
SNMP Alarms and Trap Logs . . . . . . . . . . . . 58
CDP Interoperability through ISDP
. . . . . . . . . 58
Remote Monitoring (RMON) . . . . . . . . . . . . 58
Stacking Features . . . . . . . . . . . . . . . . . . . . 59
High Port Count
. . . . . . . . . . . . . . . . . . . 59
4 Contents
Single IP Management . . . . . . . . . . . . . . . 59
Automatic Firmware Update for New Stack
Members
. . . . . . . . . . . . . . . . . . . . . . 59
Master Failover with Transparent Transition
. . . . 60
Nonstop Forwarding on the Stack
. . . . . . . . . 60
Hot Add/Delete and Firmware
Synchronization
. . . . . . . . . . . . . . . . . . . 60
Security Features . . . . . . . . . . . . . . . . . . . . 60
Configurable Access and Authentication
Profiles
. . . . . . . . . . . . . . . . . . . . . . . 60
Password-Protected Management Access . . . . 61
Strong Password Enforcement
. . . . . . . . . . . 61
TACACS+ Client . . . . . . . . . . . . . . . . . . . 61
RADIUS Support . . . . . . . . . . . . . . . . . . 61
SSH/SSL
. . . . . . . . . . . . . . . . . . . . . . . 62
Inbound Telnet Control . . . . . . . . . . . . . . . 62
Denial of Service . . . . . . . . . . . . . . . . . . 62
Port Protection
. . . . . . . . . . . . . . . . . . . 62
Captive Portal . . . . . . . . . . . . . . . . . . . . 63
Dot1x Authentication (IEEE 802.1X) . . . . . . . . . 63
MAC-Based 802.1X Authentication
. . . . . . . . . 63
Dot1x Monitor Mode . . . . . . . . . . . . . . . . 64
MAC-Based Port Security . . . . . . . . . . . . . 64
Access Control Lists (ACL)
. . . . . . . . . . . . . 64
Time-Based ACLs . . . . . . . . . . . . . . . . . . 65
IP Source Guard (IPSG)
. . . . . . . . . . . . . . . 65
DHCP Snooping
. . . . . . . . . . . . . . . . . . . 65
Dynamic ARP Inspection . . . . . . . . . . . . . . 65
Protected Ports (Private VLAN Edge). . . . . . . . 66
Switching Features . . . . . . . . . . . . . . . . . . . 66
Flow Control Support (IEEE 802.3x)
. . . . . . . . . 66
Head of Line Blocking Prevention . . . . . . . . . 66
Alternate Store and Forward (ASF)
. . . . . . . . . 66
Contents 5
Jumbo Frames Support . . . . . . . . . . . . . . . 67
Auto-MDI/MDIX Support . . . . . . . . . . . . . . 67
VLAN-Aware MAC-based Switching. . . . . . . . 67
Back Pressure Support
. . . . . . . . . . . . . . . 67
Auto Negotiation . . . . . . . . . . . . . . . . . . 68
Broadcast Storm Control . . . . . . . . . . . . . . 68
Port Mirroring
. . . . . . . . . . . . . . . . . . . . 68
Static and Dynamic MAC Address Tables . . . . . 69
Link Layer Discovery Protocol (LLDP) . . . . . . . 69
Link Layer Discovery Protocol (LLDP) for
Media Endpoint Devices
. . . . . . . . . . . . . . 69
Priority-based Flow Control (PFC) . . . . . . . . . 69
Data Center Bridging Exchange (DBCx)
Protocol
. . . . . . . . . . . . . . . . . . . . . . . 70
Enhanced Transmission Selection . . . . . . . . . 70
Fibre Channel over Ethernet (FCoE) Initialization
Protocol Snooping
. . . . . . . . . . . . . . . . . 70
Cisco Protocol Filtering . . . . . . . . . . . . . . . 71
DHCP Layer 2 Relay
. . . . . . . . . . . . . . . . . 71
Virtual Local Area Network Supported Features
. . . . 71
VLAN Support
. . . . . . . . . . . . . . . . . . . . 71
Port-Based VLANs
. . . . . . . . . . . . . . . . . 71
IP Subnet-based VLAN . . . . . . . . . . . . . . . 72
MAC-based VLAN . . . . . . . . . . . . . . . . . 72
IEEE 802.1v Protocol-Based VLANs
. . . . . . . . 72
GARP and GVRP Support . . . . . . . . . . . . . . 72
Voice VLAN . . . . . . . . . . . . . . . . . . . . . 72
Guest VLAN
. . . . . . . . . . . . . . . . . . . . . 73
Double VLANs . . . . . . . . . . . . . . . . . . . 73
Spanning Tree Protocol Features . . . . . . . . . . . . 74
Spanning Tree Protocol (STP)
. . . . . . . . . . . 74
Spanning Tree Port Settings . . . . . . . . . . . . 74
Rapid Spanning Tree . . . . . . . . . . . . . . . . 74
6 Contents
Multiple Spanning Tree . . . . . . . . . . . . . . . 74
Bridge Protocol Data Unit (BPDU) Guard. . . . . . 75
BPDU Filtering . . . . . . . . . . . . . . . . . . . 75
Link Aggregation Features
. . . . . . . . . . . . . . . . 75
Link Aggregation
. . . . . . . . . . . . . . . . . . 75
Link Aggregate Control Protocol (LACP)
. . . . . . 75
Routing Features
. . . . . . . . . . . . . . . . . . . . . 77
Address Resolution Protocol (ARP) Table
Management . . . . . . . . . . . . . . . . . . . . 77
VLAN Routing . . . . . . . . . . . . . . . . . . . . 77
IP Configuration . . . . . . . . . . . . . . . . . . . 77
Open Shortest Path First (OSPF)
. . . . . . . . . . 77
BOOTP/DHCP Relay Agent . . . . . . . . . . . . . 78
IP Helper and UDP Relay . . . . . . . . . . . . . . 78
Routing Information Protocol . . . . . . . . . . . . 78
Router Discovery . . . . . . . . . . . . . . . . . . 78
Routing Table
. . . . . . . . . . . . . . . . . . . . 78
Virtual Router Redundancy Protocol (VRRP) . . . . 79
Tunnel and Loopback Interfaces . . . . . . . . . . 79
IPv6 Routing Features . . . . . . . . . . . . . . . . . . 79
IPv6 Configuration
. . . . . . . . . . . . . . . . . 79
IPv6 Routes . . . . . . . . . . . . . . . . . . . . . 80
OSPFv3
. . . . . . . . . . . . . . . . . . . . . . . 80
DHCPv6 . . . . . . . . . . . . . . . . . . . . . . . 80
Quality of Service (QoS) Features . . . . . . . . . . . . 81
Differentiated Services (DiffServ)
. . . . . . . . . 81
Class Of Service (CoS) . . . . . . . . . . . . . . . 81
Auto Voice over IP (VoIP) . . . . . . . . . . . . . . 81
Internet Small Computer System Interface
(iSCSI) Optimization
. . . . . . . . . . . . . . . . . 82
Contents 7
Layer 2 Multicast Features . . . . . . . . . . . . . . . 82
MAC Multicast Support
. . . . . . . . . . . . . . . 82
IGMP Snooping . . . . . . . . . . . . . . . . . . . 82
IGMP Snooping Querier . . . . . . . . . . . . . . 83
MLD Snooping
. . . . . . . . . . . . . . . . . . . 83
Multicast VLAN Registration . . . . . . . . . . . . 83
Layer 3 Multicast Features . . . . . . . . . . . . . . . 84
Distance Vector Multicast Routing Protocol
. . . . 84
Internet Group Management Protocol . . . . . . . 84
IGMP Proxy . . . . . . . . . . . . . . . . . . . . . 84
Protocol Independent Multicast—Dense
Mode
. . . . . . . . . . . . . . . . . . . . . . . . 84
Protocol Independent Multicast—Sparse
Mode
. . . . . . . . . . . . . . . . . . . . . . . . 85
Protocol Independent Multicast—Source
Specific Multicast
. . . . . . . . . . . . . . . . . 85
Protocol Independent Multicast IPv6 Support
. . . 85
MLD/MLDv2 (RFC2710/RFC3810) . . . . . . . . . . 85
3 Hardware Overview. . . . . . . . . . . . . . . . . 87
PowerConnect 8000-series and 8100-series Front
Panel
. . . . . . . . . . . . . . . . . . . . . . . . . . . 87
PowerConnect 8024 Front Panel
. . . . . . . . . . 87
PowerConnect 8024F Front Panel
. . . . . . . . . 88
PowerConnect 8132 Front Panel
. . . . . . . . . . 89
PowerConnect 8132F Front Panel . . . . . . . . . 89
PowerConnect 8164 Front Panel . . . . . . . . . . 90
PowerConnect 8164F Front Panel
. . . . . . . . . 91
Hot-Pluggable Interface Modules . . . . . . . . . 92
USB Port (Power Connect 8100-series
switches only)
. . . . . . . . . . . . . . . . . . . 94
Port and System LEDs . . . . . . . . . . . . . . . 94
8 Contents
PowerConnect 8000-series and 8100-series Back
Panel
. . . . . . . . . . . . . . . . . . . . . . . . . . . 94
Console Port
. . . . . . . . . . . . . . . . . . . . 96
Out-of-Band Management Port. . . . . . . . . . . 96
Power Supplies
. . . . . . . . . . . . . . . . . . . 96
Ventilation System . . . . . . . . . . . . . . . . . 96
LED Definitions . . . . . . . . . . . . . . . . . . . . . . 97
Port LEDs
. . . . . . . . . . . . . . . . . . . . . . 97
Module Bay LEDs . . . . . . . . . . . . . . . . . . 98
Out-of-Band Ethernet Management Port LEDs. . . 99
System LEDs
. . . . . . . . . . . . . . . . . . . . 99
Switch Addresses
. . . . . . . . . . . . . . . . . . . 100
4 Using Dell OpenManage Switch
Administrator . . . . . . . . . . . . . . . . . . . . 103
About Dell OpenManage Switch Administrator. . . . 103
Starting the Application . . . . . . . . . . . . . . . . 104
Understanding the Interface . . . . . . . . . . . . . . 105
Defining Fields
. . . . . . . . . . . . . . . . . . . . . 107
Understanding the Device View . . . . . . . . . . . . 108
Using the Device View Port Features
. . . . . . . 108
5 Using the Command-Line Interface . . . . 109
Accessing the Switch Through the CLI . . . . . . . . 109
Console Connection
. . . . . . . . . . . . . . . . 109
Telnet Connection. . . . . . . . . . . . . . . . . 110
Contents 9
Understanding Command Modes . . . . . . . . . . . . 111
Entering CLI Commands
. . . . . . . . . . . . . . . . . 113
Using the Question Mark to Get Help
. . . . . . . 113
Using Command Completion
. . . . . . . . . . . . 114
Entering Abbreviated Commands . . . . . . . . . 114
Negating Commands . . . . . . . . . . . . . . . . 114
Understanding Error Messages
. . . . . . . . . . 115
Recalling Commands from the History Buffer . . . 115
6 Default Settings. . . . . . . . . . . . . . . . . . . 117
7 Setting the IP Address and Other
Basic Network Information . . . . . . . . . . 121
IP Address and Network Information Overview . . . . 121
What Is the Basic Network Information?
. . . . . 121
Why Is Basic Network Information Needed? . . . 122
How Is Basic Network Information
Configured?
. . . . . . . . . . . . . . . . . . . . . 123
What Is Out-of-Band Management and
In-Band Management?
. . . . . . . . . . . . . . . 123
Default Network Information
. . . . . . . . . . . . . . 125
Configuring Basic Network Information (Web) . . . . . 126
Out-of-Band Interface
. . . . . . . . . . . . . . . 126
IP Interface Configuration (Default VLAN IP
Address)
. . . . . . . . . . . . . . . . . . . . . . 127
Route Entry Configuration (Switch Default
Gateway)
. . . . . . . . . . . . . . . . . . . . . . 128
Domain Name Server
. . . . . . . . . . . . . . . . 130
Default Domain Name
. . . . . . . . . . . . . . . 131
Host Name Mapping . . . . . . . . . . . . . . . . 132
10 Contents
Dynamic Host Name Mapping . . . . . . . . . . 133
Configuring Basic Network Information (CLI)
. . . . . 134
Enabling the DHCP Client on the OOB Port
. . . . 134
Enabling the DHCP Client on the Default
VLAN
. . . . . . . . . . . . . . . . . . . . . . . 134
Managing DHCP Leases . . . . . . . . . . . . . 135
Configuring Static Network Information on
the OOB Port
. . . . . . . . . . . . . . . . . . . 136
Configuring Static Network Information on
the Default VLAN
. . . . . . . . . . . . . . . . . 136
Configuring and Viewing Additional Network
Information
. . . . . . . . . . . . . . . . . . . . 137
Basic Network Information Configuration
Example
. . . . . . . . . . . . . . . . . . . . . . . . 138
8 Managing QSFP Ports . . . . . . . . . . . . . . 141
9 Managing a Switch Stack . . . . . . . . . . . 143
Stacking Overview . . . . . . . . . . . . . . . . . . . 143
Creating a PowerConnect 8000/8100 Series
Stack . . . . . . . . . . . . . . . . . . . . . . . 145
How is the Stack Master Selected? . . . . . . . 146
Adding a Switch to the Stack
. . . . . . . . . . . 148
Removing a Switch from the Stack
. . . . . . . . 148
How is the Firmware Updated on the Stack?. . . 149
What is Stacking Standby? . . . . . . . . . . . . 149
What is Nonstop Forwarding?
. . . . . . . . . . 150
Switch Stack MAC Addressing and Stack
Design Considerations
. . . . . . . . . . . . . . 153
NSF Network Design Considerations
. . . . . . . 153
Why is Stacking Needed? . . . . . . . . . . . . 154
Contents 11
Default Stacking Values . . . . . . . . . . . . . . . . . 154
Managing and Monitoring the Stack (Web)
. . . . . . . 155
Unit Configuration
. . . . . . . . . . . . . . . . . 155
Stack Summary
. . . . . . . . . . . . . . . . . . . 157
Stack Firmware Synchronization . . . . . . . . . . 158
Supported Switches . . . . . . . . . . . . . . . . 159
Stack Port Summary
. . . . . . . . . . . . . . . . 160
Stack Port Counters . . . . . . . . . . . . . . . . 161
Stack Port Diagnostics . . . . . . . . . . . . . . . 161
NSF Summary
. . . . . . . . . . . . . . . . . . . . 162
Checkpoint Statistics . . . . . . . . . . . . . . . . 163
Managing the Stack (CLI) . . . . . . . . . . . . . . . . 164
Configuring Stack Member, Stack Port, and
NSF Settings
. . . . . . . . . . . . . . . . . . . . 164
Viewing and Clearing Stacking and NSF
Information
. . . . . . . . . . . . . . . . . . . . . 166
Stacking and NSF Usage Scenarios
. . . . . . . . . . . 166
Basic Failover
. . . . . . . . . . . . . . . . . . . . 167
Preconfiguring a Stack Member
. . . . . . . . . . 169
NSF in the Data Center . . . . . . . . . . . . . . . 171
NSF and VoIP . . . . . . . . . . . . . . . . . . . . 172
NSF and DHCP Snooping
. . . . . . . . . . . . . . 173
NSF and the Storage Access Network . . . . . . . 174
NSF and Routed Access
. . . . . . . . . . . . . . 176
10 Configuring Authentication,
Authorization, and Accounting . . . . . . . 179
AAA Overview . . . . . . . . . . . . . . . . . . . . . . 179
Methods
. . . . . . . . . . . . . . . . . . . . . . 180
Access Lines
. . . . . . . . . . . . . . . . . . . . 181
12 Contents
Authentication . . . . . . . . . . . . . . . . . . . . . 181
Authorization
. . . . . . . . . . . . . . . . . . . . . . 182
Exec Authorization Capabilities
. . . . . . . . . . 183
Accounting . . . . . . . . . . . . . . . . . . . . . . . 184
Authentication Examples . . . . . . . . . . . . . . . 185
Local Authentication Example
. . . . . . . . . . 185
TACACS+ Authentication Example . . . . . . . . 186
RADIUS Authentication Example . . . . . . . . . 188
Authorization Examples . . . . . . . . . . . . . . . . 189
Local Authorization Example—Direct Login
to Privileged EXEC Mode
. . . . . . . . . . . . . 189
TACACS+ Authorization Example—Direct
Login to Privileged EXEC Mode
. . . . . . . . . . 189
TACACS+ Authorization Example—
Administrative Profiles
. . . . . . . . . . . . . . 190
TACACS+ Authorization Example—Custom
Administrative Profile
. . . . . . . . . . . . . . . 191
TACACS+ Authorization Example—
Per-command Authorization
. . . . . . . . . . . 192
RADIUS Authorization Example—Direct Login
to Privileged EXEC Mode
. . . . . . . . . . . . . 193
RADIUS Authorization Example—
Administrative Profiles
. . . . . . . . . . . . . . 193
Using RADIUS Servers to Control Management
Access
. . . . . . . . . . . . . . . . . . . . . . . . . 194
How Does RADIUS Control Management
Access?
. . . . . . . . . . . . . . . . . . . . . . 194
Which RADIUS Attributes Does the Switch
Support?
. . . . . . . . . . . . . . . . . . . . . . 196
How Are RADIUS Attributes Processed on the
Switch?
. . . . . . . . . . . . . . . . . . . . . . 198
Contents 13
Using TACACS+ Servers to Control Management
Access
. . . . . . . . . . . . . . . . . . . . . . . . . . 199
Which TACACS+ Attributes Does the Switch
Support?
. . . . . . . . . . . . . . . . . . . . . . 200
Default Configurations. . . . . . . . . . . . . . . . . . 201
Method Lists
. . . . . . . . . . . . . . . . . . . . 201
Access Lines (AAA) . . . . . . . . . . . . . . . . 201
Access Lines (Non-AAA)
. . . . . . . . . . . . . . 202
Administrative Profiles . . . . . . . . . . . . . . . 202
11 Monitoring and Logging System
Information . . . . . . . . . . . . . . . . . . . . . . 205
System Monitoring Overview . . . . . . . . . . . . . . 205
What System Information Is Monitored?
. . . . . . 205
Why Is System Information Needed? . . . . . . . 206
Where Are Log Messages Sent?
. . . . . . . . . . 206
What Are the Severity Levels? . . . . . . . . . . . 207
What Are the System Startup and Operation
Logs?
. . . . . . . . . . . . . . . . . . . . . . . . 207
What Is the Log Message Format? . . . . . . . . . 208
What Factors Should Be Considered When
Configuring Logging?
. . . . . . . . . . . . . . . . 209
Default Log Settings . . . . . . . . . . . . . . . . . . . 209
Monitoring System Information and Configuring
Logging (Web)
. . . . . . . . . . . . . . . . . . . . . . 210
Device Information
. . . . . . . . . . . . . . . . . 210
System Health . . . . . . . . . . . . . . . . . . . 211
System Resources . . . . . . . . . . . . . . . . . 212
Integrated Cable Test for Copper Cables
. . . . . . 213
Optical Transceiver Diagnostics . . . . . . . . . . 214
Log Global Settings . . . . . . . . . . . . . . . . . 216
14 Contents
RAM Log . . . . . . . . . . . . . . . . . . . . . 217
Log File . . . . . . . . . . . . . . . . . . . . . . 218
Remote Log Server . . . . . . . . . . . . . . . . 218
Email Alert Global Configuration . . . . . . . . . 221
Email Alert Mail Server Configuration . . . . . . 222
Email Alert Subject Configuration
. . . . . . . . 224
Email Alert To Address Configuration
. . . . . . . 225
Email Alert Statistics
. . . . . . . . . . . . . . . 226
Monitoring System Information and Configuring
Logging (CLI)
. . . . . . . . . . . . . . . . . . . . . . 227
Viewing System Information
. . . . . . . . . . . 227
Running Cable Diagnostics . . . . . . . . . . . . 227
Configuring Local Logging . . . . . . . . . . . . 228
Configuring Remote Logging
. . . . . . . . . . . 230
Configuring Mail Server Settings
. . . . . . . . . 231
Configuring Email Alerts for Log Messages . . . 232
Logging Configuration Examples . . . . . . . . . . . 234
Configuring Local and Remote Logging
. . . . . 234
Configuring Email Alerting . . . . . . . . . . . . 235
12 Managing General System Settings . . . 239
System Settings Overview . . . . . . . . . . . . . . . 239
Why Does System Information Need to
Be Configured?
. . . . . . . . . . . . . . . . . . 240
What Are SDM Templates? . . . . . . . . . . . . 241
Why is the System Time Needed?
. . . . . . . . 242
How Does SNTP Work?. . . . . . . . . . . . . . 242
Default General System Information . . . . . . . . . 242
Configuring General System Settings (Web)
. . . . . 243
System Information
. . . . . . . . . . . . . . . . 243
Contents 15
CLI Banner . . . . . . . . . . . . . . . . . . . . . 246
SDM Template Preference
. . . . . . . . . . . . . 247
Clock . . . . . . . . . . . . . . . . . . . . . . . . 248
SNTP Global Settings . . . . . . . . . . . . . . . . 249
SNTP Authentication
. . . . . . . . . . . . . . . . 250
SNTP Server . . . . . . . . . . . . . . . . . . . . 252
Summer Time Configuration . . . . . . . . . . . . 256
Time Zone Configuration . . . . . . . . . . . . . . 257
Slot Summary . . . . . . . . . . . . . . . . . . . . 258
Supported Cards . . . . . . . . . . . . . . . . . . 259
Configuring System Settings (CLI). . . . . . . . . . . . 260
Configuring System Information
. . . . . . . . . . 260
Configuring the Banner. . . . . . . . . . . . . . . 261
Managing the SDM Template . . . . . . . . . . . 262
Configuring SNTP Authentication and an
SNTP Server
. . . . . . . . . . . . . . . . . . . . 262
Setting the System Time and Date Manually. . . . 264
Viewing Slot Information . . . . . . . . . . . . . . 265
General System Settings Configuration Examples
. . . 266
Configuring System and Banner Information
. . . 266
Configuring SNTP
. . . . . . . . . . . . . . . . . . 269
Configuring the Time Manually
. . . . . . . . . . . 271
13 Configuring SNMP . . . . . . . . . . . . . . . . . 273
SNMP Overview . . . . . . . . . . . . . . . . . . . . . 273
What Is SNMP?
. . . . . . . . . . . . . . . . . . . 273
What Are SNMP Traps? . . . . . . . . . . . . . . 274
Why Is SNMP Needed?
. . . . . . . . . . . . . . 275
16 Contents
Default SNMP Values . . . . . . . . . . . . . . . . . 275
Configuring SNMP (Web)
. . . . . . . . . . . . . . . 277
SNMP Global Parameters
. . . . . . . . . . . . 277
SNMP View Settings
. . . . . . . . . . . . . . . 278
Access Control Group
. . . . . . . . . . . . . . 280
SNMPv3 User Security Model (USM) . . . . . . 282
Communities . . . . . . . . . . . . . . . . . . . 285
Notification Filter
. . . . . . . . . . . . . . . . . 287
Notification Recipients . . . . . . . . . . . . . . 288
Trap Flags . . . . . . . . . . . . . . . . . . . . . 291
OSPFv2 Trap Flags
. . . . . . . . . . . . . . . . 292
OSPFv3 Trap Flags . . . . . . . . . . . . . . . . 293
Trap Log . . . . . . . . . . . . . . . . . . . . . . 294
Configuring SNMP (CLI) . . . . . . . . . . . . . . . . 295
Configuring the SNMPv3 Engine ID
. . . . . . . . 295
Configuring SNMP Views, Groups, and
Users
. . . . . . . . . . . . . . . . . . . . . . . 296
Configuring Communities . . . . . . . . . . . . . 299
Configuring SNMP Notifications (Traps and
Informs)
. . . . . . . . . . . . . . . . . . . . . . 301
SNMP Configuration Examples
. . . . . . . . . . . . 304
Configuring SNMPv1 and SNMPv2
. . . . . . . . 304
Configuring SNMPv3
. . . . . . . . . . . . . . . 305
14 Managing Images and Files. . . . . . . . . . 309
Image and File Management Overview . . . . . . . . 309
What Files Can Be Managed?
. . . . . . . . . . 309
Why Is File Management Needed?
. . . . . . . . 311
What Methods Are Supported for File
Management?
. . . . . . . . . . . . . . . . . . . 313
Contents 17
What Factors Should Be Considered When
Managing Files?
. . . . . . . . . . . . . . . . . . 313
How Is the Running Configuration Saved? . . . . . 315
Managing Images and Files (Web) . . . . . . . . . . . 316
File System
. . . . . . . . . . . . . . . . . . . . . 316
Active Images . . . . . . . . . . . . . . . . . . . 317
USB Flash Drive. . . . . . . . . . . . . . . . . . . 318
File Download. . . . . . . . . . . . . . . . . . . . 319
File Upload
. . . . . . . . . . . . . . . . . . . . . 321
Copy Files . . . . . . . . . . . . . . . . . . . . . . 323
Managing Images and Files (CLI) . . . . . . . . . . . . 324
Downloading and Activating a New Image
(TFTP)
. . . . . . . . . . . . . . . . . . . . . . . . 324
Managing Files in Internal Flash . . . . . . . . . . 326
Managing Files on a USB Flash Device
(PowerConnect 8100-series switches only)
. . . . 327
Uploading a Configuration File (SCP). . . . . . . . 327
Managing Configuration Scripts (SFTP) . . . . . . 328
File and Image Management Configuration
Examples
. . . . . . . . . . . . . . . . . . . . . . . . . 329
Upgrading the Firmware
. . . . . . . . . . . . . . 329
Managing Configuration Scripts
. . . . . . . . . . 332
Managing Files by Using the USB Flash
Drive (PowerConnect 8100-series switches only)
. 334
15 Automatically Updating the Image
and Configuration . . . . . . . . . . . . . . . . . 337
Auto Configuration Overview . . . . . . . . . . . . . . 337
What Is USB Auto Configuration?
. . . . . . . . . 338
What Files Does USB Auto Configuration
Use?
. . . . . . . . . . . . . . . . . . . . . . . . . 338
18 Contents
How Does USB Auto Configuration Use the
Files on the USB Device?
. . . . . . . . . . . . . 340
What Is the Setup File Format? . . . . . . . . . . 341
What Is the DHCP Auto Configuration
Process?
. . . . . . . . . . . . . . . . . . . . . 342
Monitoring and Completing the DHCP Auto
Configuration Process
. . . . . . . . . . . . . . 347
What Are the Dependencies for DHCP Auto
Configuration?
. . . . . . . . . . . . . . . . . . 348
Default Auto Configuration Values
. . . . . . . . . . 349
Managing Auto Configuration (Web) . . . . . . . . . 350
Auto-Install Configuration
. . . . . . . . . . . . 350
Managing Auto Configuration (CLI) . . . . . . . . . . 351
Managing Auto Configuration
. . . . . . . . . . 351
Auto Configuration Example
. . . . . . . . . . . . . . 352
Enabling DHCP Auto Configuration and Auto
Image Download . . . . . . . . . . . . . . . . . 352
16 Monitoring Switch Traffic . . . . . . . . . . . 355
Traffic Monitoring Overview. . . . . . . . . . . . . . 355
What is sFlow Technology?
. . . . . . . . . . . . 355
What is RMON?
. . . . . . . . . . . . . . . . . . 358
What is Port Mirroring?. . . . . . . . . . . . . . 359
Why is Traffic Monitoring Needed? . . . . . . . 360
Default Traffic Monitoring Values . . . . . . . . . . . 360
Monitoring Switch Traffic (Web) . . . . . . . . . . . 361
sFlow Agent Summary
. . . . . . . . . . . . . . 361
sFlow Receiver Configuration . . . . . . . . . . 362
sFlow Sampler Configuration . . . . . . . . . . . 363
Contents 19
sFlow Poll Configuration . . . . . . . . . . . . . . 364
Interface Statistics
. . . . . . . . . . . . . . . . . 365
Etherlike Statistics . . . . . . . . . . . . . . . . . 366
GVRP Statistics . . . . . . . . . . . . . . . . . . . 367
EAP Statistics
. . . . . . . . . . . . . . . . . . . . 368
Utilization Summary . . . . . . . . . . . . . . . . 369
Counter Summary. . . . . . . . . . . . . . . . . . 370
Switchport Statistics
. . . . . . . . . . . . . . . . 371
RMON Statistics . . . . . . . . . . . . . . . . . . 372
RMON History Control Statistics . . . . . . . . . . 373
RMON History Table . . . . . . . . . . . . . . . . 375
RMON Event Control . . . . . . . . . . . . . . . . 376
RMON Event Log
. . . . . . . . . . . . . . . . . . 378
RMON Alarms . . . . . . . . . . . . . . . . . . . 379
Port Statistics. . . . . . . . . . . . . . . . . . . . 381
LAG Statistics
. . . . . . . . . . . . . . . . . . . . 382
Port Mirroring. . . . . . . . . . . . . . . . . . . . 383
Monitoring Switch Traffic (CLI) . . . . . . . . . . . . . 386
Configuring sFlow
. . . . . . . . . . . . . . . . . . 386
Configuring RMON . . . . . . . . . . . . . . . . . 388
Viewing Statistics. . . . . . . . . . . . . . . . . . 390
Configuring Port Mirroring
. . . . . . . . . . . . . 391
Traffic Monitoring Configuration Examples
. . . . . . . 392
Configuring sFlow
. . . . . . . . . . . . . . . . . . 392
Configuring RMON
. . . . . . . . . . . . . . . . . 394
17 Configuring iSCSI Optimization . . . . . . . 395
iSCSI Optimization Overview . . . . . . . . . . . . . . 395
What Does iSCSI Optimization Do?
. . . . . . . . . 396
How Does the Switch Detect iSCSI Traffic
Flows?
. . . . . . . . . . . . . . . . . . . . . . . . 396
20 Contents
How Is Quality of Service Applied to iSCSI
Traffic Flows?
. . . . . . . . . . . . . . . . . . . 396
How Does iSCSI Optimization Use ACLs? . . . . 397
What Information Does the Switch Track in
iSCSI Traffic Flows?
. . . . . . . . . . . . . . . . 398
How Does iSCSI Optimization Interact With
Dell EqualLogic Arrays?
. . . . . . . . . . . . . . 399
What Occurs When iSCSI Optimization Is
Enabled or Disabled?
. . . . . . . . . . . . . . . 399
How Does iSCSI Optimization Interact with
DCBx?
. . . . . . . . . . . . . . . . . . . . . . . 400
How Does iSCSI Optimization Interact with
Dell Compellent Arrays?
. . . . . . . . . . . . . 400
iSCSI CoS and Priority Flow Control/Enhanced
Transmission Selection Interactions
. . . . . . . 401
Default iSCSI Optimization Values
. . . . . . . . . . . 402
Configuring iSCSI Optimization (Web). . . . . . . . . 403
iSCSI Global Configuration
. . . . . . . . . . . . 403
iSCSI Targets Table . . . . . . . . . . . . . . . . 404
iSCSI Sessions Table . . . . . . . . . . . . . . . 405
iSCSI Sessions Detailed . . . . . . . . . . . . . 406
Configuring iSCSI Optimization (CLI)
. . . . . . . . . 407
iSCSI Optimization Configuration Examples . . . . . 409
Configuring iSCSI Optimization Between
Servers and a Disk Array
. . . . . . . . . . . . . 409
18 Configuring Captive Portal . . . . . . . . . . 413
Captive Portal Overview . . . . . . . . . . . . . . . . 413
What Does Captive Portal Do?
. . . . . . . . . . 413
Is the Captive Portal Feature Dependent on
Any Other Feature?
. . . . . . . . . . . . . . . . 414
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