Dell PowerConnect M8024-K User guide

Dell PowerConnect

M6220, M6348, M8024, and

M8024-k Switch

User’s Configuration

Guide

Regulatory Models: PCM6220, PCM6348,

PCM8024, and PCM8024-k

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.

Reproduction of these materials in any manner whatsoever without the written permission of Dell Inc.

is strictly forbidden.

Trademarks used in this text: Dell™, the DELL logo, PowerEdge™, EqualLogic™, PowerConnect™,

and OpenManage™ 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: PCM6220, PCM6348, PCM8024, and PCM8024-k

January 2013 Rev. A05

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

Simple Mode . . . . . . . . . . . . . . . . . . . . 54

Port Aggregator

. . . . . . . . . . . . . . . . . . . 55

System Time Management . . . . . . . . . . . . . 55

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

4 Contents

Stacking Features (PCM6220, PCM6348, and

PCM8024-k Only)

. . . . . . . . . . . . . . . . . . . . . 59

High Port Count

. . . . . . . . . . . . . . . . . . . 59

Single IP Management . . . . . . . . . . . . . . . 59

Automatic Firmware Update for New Stack

Members

. . . . . . . . . . . . . . . . . . . . . . 59

Stacking Compatibility with the PowerConnect

7000 Series

. . . . . . . . . . . . . . . . . . . . . 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

Contents 5

Switching Features . . . . . . . . . . . . . . . . . . . 66

Flow Control Support (IEEE 802.3x)

. . . . . . . . . 66

Head of Line Blocking Prevention . . . . . . . . . 66

Alternate Store and Forward (ASF). . . . . . . . . 66

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

Connectivity Fault Management

(IEEE 802.1ag)

. . . . . . . . . . . . . . . . . . . . 69

Priority-based Flow Control (PFC) . . . . . . . . . 70

Data Center Bridging Exchange (DBCx)

Protocol

. . . . . . . . . . . . . . . . . . . . . . . 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 . . . . . . . . . . . . . . . . . 72

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

6 Contents

Double VLANs. . . . . . . . . . . . . . . . . . . . 73

Spanning Tree Protocol Features

. . . . . . . . . . . . 74

Spanning Tree Protocol (STP)

. . . . . . . . . . . 74

Spanning Tree Port Settings

. . . . . . . . . . . . 74

Rapid Spanning Tree . . . . . . . . . . . . . . . . 74

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

Contents 7

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

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 M6220, M6348, M8024, and M8024-k

Front Panel

. . . . . . . . . . . . . . . . . . . . . . . . 87

PowerConnect M6220 Front Panel

. . . . . . . . . 87

PowerConnect M6348 Front Panel . . . . . . . . . 89

PowerConnect M8024 Front Panel . . . . . . . . . 90

PowerConnect M8024-k Front Panel . . . . . . . . 91

8 Contents

Console (RS-232) Port . . . . . . . . . . . . . . . . . . 91

Console Redirect

. . . . . . . . . . . . . . . . . . 92

Out-of-Band Management Port

. . . . . . . . . . . . . 92

LED Definitions . . . . . . . . . . . . . . . . . . . . . . 93

Port LEDs

. . . . . . . . . . . . . . . . . . . . . . 93

System LEDs . . . . . . . . . . . . . . . . . . . . 96

Switch Addresses . . . . . . . . . . . . . . . . . . . . 97

4 Using Dell OpenManage Switch

Administrator . . . . . . . . . . . . . . . . . . . . 101

About Dell OpenManage Switch Administrator. . . . 101

Starting the Application . . . . . . . . . . . . . . . . 102

Understanding the Interface

. . . . . . . . . . . . . . 103

Defining Fields . . . . . . . . . . . . . . . . . . . . . 105

Understanding the Device View . . . . . . . . . . . . 106

Using the Device View Port Features

. . . . . . . 106

5 Using the Command-Line Interface . . . . 107

Accessing the Switch Through the CLI . . . . . . . . 107

Console Connection

. . . . . . . . . . . . . . . . 107

Telnet Connection

. . . . . . . . . . . . . . . . . 108

Understanding Command Modes

. . . . . . . . . . . 109

Entering CLI Commands . . . . . . . . . . . . . . . . 111

Using the Question Mark to Get Help

. . . . . . . 111

Using Command Completion . . . . . . . . . . . 112

Contents 9

Entering Abbreviated Commands . . . . . . . . . 112

Negating Commands . . . . . . . . . . . . . . . . 112

Understanding Error Messages . . . . . . . . . . 113

Recalling Commands from the History Buffer

. . . 113

Specifying Physical Ports . . . . . . . . . . . . . 114

6 Default Settings. . . . . . . . . . . . . . . . . . . 117

7 Setting the IP Address and Other

Basic Network Information . . . . . . . . . . 123

IP Address and Network Information Overview . . . . 123

What Is the Basic Network Information?

. . . . . 123

Why Is Basic Network Information Needed? . . . 124

How Is Basic Network Information

Configured?

. . . . . . . . . . . . . . . . . . . . . 125

What Is Out-of-Band Management and In-Band

Management?

. . . . . . . . . . . . . . . . . . . 125

Default Network Information

. . . . . . . . . . . . . . 127

Configuring Basic Network Information (Web) . . . . . 128

Out-of-Band Interface

. . . . . . . . . . . . . . . 128

IP Interface Configuration (Default VLAN

IP Address)

. . . . . . . . . . . . . . . . . . . . . 129

Route Entry Configuration (Switch Default

Gateway)

. . . . . . . . . . . . . . . . . . . . . . 130

Domain Name Server

. . . . . . . . . . . . . . . . 132

Default Domain Name

. . . . . . . . . . . . . . . 133

Host Name Mapping . . . . . . . . . . . . . . . . 134

Dynamic Host Name Mapping . . . . . . . . . . . 135

Configuring Basic Network Information (CLI)

. . . . . . 136

Enabling the DHCP Client on the OOB Port

. . . . . 136

10 Contents

Enabling the DHCP Client on the Default

VLAN

. . . . . . . . . . . . . . . . . . . . . . . 136

Managing DHCP Leases . . . . . . . . . . . . . 137

Configuring Static Network Information on the

OOB Port

. . . . . . . . . . . . . . . . . . . . . 138

Configuring Static Network Information on the

Default VLAN

. . . . . . . . . . . . . . . . . . . 138

Configuring and Viewing Additional Network

Information

. . . . . . . . . . . . . . . . . . . . 139

Basic Network Information Configuration

Example

. . . . . . . . . . . . . . . . . . . . . . . . 140

8 Managing a Switch Stack . . . . . . . . . . . 143

Stacking Overview . . . . . . . . . . . . . . . . . . . 143

Creating a PowerConnect M6220 Stack

. . . . . 145

Creating a PowerConnect M6348 Stack

. . . . . 146

Creating a PowerConnect M8024-k Stack . . . . 147

PowerConnect 7000 Series and M6348

Stacking Compatibility

. . . . . . . . . . . . . . 149

How is the Stack Master Selected? . . . . . . . 150

Adding a Switch to the Stack. . . . . . . . . . . 151

Removing a Switch from the Stack

. . . . . . . . 152

How is the Firmware Updated on the Stack? . . . 152

What is Stacking Standby?

. . . . . . . . . . . . 153

What is Nonstop Forwarding?

. . . . . . . . . . 153

Switch Stack MAC Addressing and Stack

Design Considerations

. . . . . . . . . . . . . . 156

NSF Network Design Considerations

. . . . . . . 156

Why is Stacking Needed? . . . . . . . . . . . . 157

Default Stacking Values . . . . . . . . . . . . . . . . 157

Managing and Monitoring the Stack (Web)

. . . . . . 158

Unit Configuration

. . . . . . . . . . . . . . . . . 158

Contents 11

Stack Summary . . . . . . . . . . . . . . . . . . . 160

Stack Firmware Synchronization. . . . . . . . . . 161

Supported Switches . . . . . . . . . . . . . . . . 162

Stack Port Summary

. . . . . . . . . . . . . . . . 163

Stack Port Counters . . . . . . . . . . . . . . . . 164

Stack Port Diagnostics . . . . . . . . . . . . . . . 164

NSF Summary

. . . . . . . . . . . . . . . . . . . . 165

Checkpoint Statistics . . . . . . . . . . . . . . . . 166

Managing the Stack (CLI) . . . . . . . . . . . . . . . . 167

Configuring Stack Member, Stack Port, and

NSF Settings

. . . . . . . . . . . . . . . . . . . . 167

Viewing and Clearing Stacking and NSF

Information

. . . . . . . . . . . . . . . . . . . . . 169

Stacking and NSF Usage Scenarios

. . . . . . . . . . . 169

Basic Failover

. . . . . . . . . . . . . . . . . . . . 170

Preconfiguring a Stack Member

. . . . . . . . . . 172

NSF in the Data Center . . . . . . . . . . . . . . . 174

NSF and VoIP . . . . . . . . . . . . . . . . . . . . 175

NSF and DHCP Snooping

. . . . . . . . . . . . . . 176

NSF and the Storage Access Network. . . . . . . 177

NSF and Routed Access . . . . . . . . . . . . . . 179

9 Configuring Authentication,

Authorization, and Accounting . . . . . . . 181

AAA Overview . . . . . . . . . . . . . . . . . . . . . . 181

Methods

. . . . . . . . . . . . . . . . . . . . . . 182

Access Lines

. . . . . . . . . . . . . . . . . . . . 183

Authentication

. . . . . . . . . . . . . . . . . . . . . . 183

Authorization. . . . . . . . . . . . . . . . . . . . . . . 184

Exec Authorization Capabilities

. . . . . . . . . . 185

12 Contents

Accounting . . . . . . . . . . . . . . . . . . . . . . . 186

Authentication Examples

. . . . . . . . . . . . . . . 187

Local Authentication Example

. . . . . . . . . . 187

TACACS+ Authentication Example

. . . . . . . . 188

RADIUS Authentication Example . . . . . . . . . 190

Authorization Examples . . . . . . . . . . . . . . . . 191

Local Authorization Example—Direct Login to

Privileged EXEC Mode

. . . . . . . . . . . . . . 191

TACACS+ Authorization Example—Direct Login

to Privileged EXEC Mode

. . . . . . . . . . . . . 191

TACACS+ Authorization Example—

Administrative Profiles

. . . . . . . . . . . . . . 192

TACACS+ Authorization Example—Custom

Administrative Profile

. . . . . . . . . . . . . . . 193

TACACS+ Authorization Example—

Per-command Authorization

. . . . . . . . . . . 194

RADIUS Authorization Example—Direct Login

to Privileged EXEC Mode

. . . . . . . . . . . . . 195

RADIUS Authorization Example—Administrative

Profiles

. . . . . . . . . . . . . . . . . . . . . . 195

Using RADIUS Servers to Control Management

Access

. . . . . . . . . . . . . . . . . . . . . . . . . 196

How Does RADIUS Control Management

Access?

. . . . . . . . . . . . . . . . . . . . . . 196

Which RADIUS Attributes Does the Switch

Support?

. . . . . . . . . . . . . . . . . . . . . . 198

How Are RADIUS Attributes Processed on the

Switch?

. . . . . . . . . . . . . . . . . . . . . . 200

Using TACACS+ Servers to Control Management

Access

. . . . . . . . . . . . . . . . . . . . . . . . . 201

Which TACACS+ Attributes Does the Switch

Support?

. . . . . . . . . . . . . . . . . . . . . . 202

Contents 13

Default Configurations. . . . . . . . . . . . . . . . . . 203

Method Lists

. . . . . . . . . . . . . . . . . . . . 203

Access Lines (AAA) . . . . . . . . . . . . . . . . 203

Access Lines (Non-AAA) . . . . . . . . . . . . . . 204

Administrative Profiles

. . . . . . . . . . . . . . . 204

10 Monitoring and Logging System

Information . . . . . . . . . . . . . . . . . . . . . . 207

System Monitoring Overview . . . . . . . . . . . . . . 207

What System Information Is Monitored?

. . . . . . 207

Why Is System Information Needed? . . . . . . . 208

Where Are Log Messages Sent? . . . . . . . . . . 208

What Are the Severity Levels?

. . . . . . . . . . . 209

What Are the System Startup and Operation

Logs?

. . . . . . . . . . . . . . . . . . . . . . . . 209

What Is the Log Message Format? . . . . . . . . . 210

What Factors Should Be Considered When

Configuring Logging?

. . . . . . . . . . . . . . . . 211

Default Log Settings

. . . . . . . . . . . . . . . . . . . 211

Monitoring System Information and Configuring

Logging (Web)

. . . . . . . . . . . . . . . . . . . . . . 213

Device Information

. . . . . . . . . . . . . . . . . 213

System Health

. . . . . . . . . . . . . . . . . . . 215

System Resources

. . . . . . . . . . . . . . . . . 216

Integrated Cable Test for Copper Cables

. . . . . . 217

Optical Transceiver Diagnostics . . . . . . . . . . 218

Log Global Settings . . . . . . . . . . . . . . . . . 220

RAM Log . . . . . . . . . . . . . . . . . . . . . . 221

Log File

. . . . . . . . . . . . . . . . . . . . . . . 222

Remote Log Server

. . . . . . . . . . . . . . . . . 222

Email Alert Global Configuration

. . . . . . . . . . 225

Email Alert Mail Server Configuration . . . . . . . 226

14 Contents

Email Alert Subject Configuration . . . . . . . . 228

Email Alert To Address Configuration

. . . . . . . 229

Email Alert Statistics

. . . . . . . . . . . . . . . 230

Monitoring System Information and Configuring

Logging (CLI)

. . . . . . . . . . . . . . . . . . . . . . 231

Viewing System Information

. . . . . . . . . . . 231

Running Cable Diagnostics . . . . . . . . . . . . 231

Configuring Local Logging . . . . . . . . . . . . 232

Configuring Remote Logging

. . . . . . . . . . . 234

Configuring Mail Server Settings

. . . . . . . . . 235

Configuring Email Alerts for Log Messages . . . 236

Logging Configuration Examples . . . . . . . . . . . 238

Configuring Local and Remote Logging

. . . . . 238

Configuring Email Alerting . . . . . . . . . . . . 239

11 Managing General System Settings . . . 243

System Settings Overview . . . . . . . . . . . . . . . 243

Why Does System Information Need to Be

Configured?

. . . . . . . . . . . . . . . . . . . . 244

What is Simple Mode? . . . . . . . . . . . . . . 245

What is the Port Aggregator Feature?

. . . . . . 247

What Is the LAG Dependency Feature in Port

Aggregator Mode?

. . . . . . . . . . . . . . . . 248

What Are SDM Templates?

. . . . . . . . . . . . 248

Why is the System Time Needed? . . . . . . . . 249

How Does SNTP Work?. . . . . . . . . . . . . . 249

What Configuration Is Required for Plug-

In Modules?

. . . . . . . . . . . . . . . . . . . . 250

Default General System Information . . . . . . . . . 251

Default Port Aggregator Configurations

. . . . . 251

Contents 15

Configuring General System Settings (Web) . . . . . . 254

System Information

. . . . . . . . . . . . . . . . . 254

CLI Banner . . . . . . . . . . . . . . . . . . . . . 257

SDM Template Preference . . . . . . . . . . . . . 258

Operational Mode Configuration

. . . . . . . . . . 259

Port Aggregator Global Configuration . . . . . . . 261

Port Aggregator Port Configuration . . . . . . . . 262

Port Aggregator Group Configuration . . . . . . . 264

Port Aggregator Internal Port VLAN

Configuration

. . . . . . . . . . . . . . . . . . . . 266

Port Aggregator Port Channel Summary

. . . . . . 268

Group VLAN MAC Summary . . . . . . . . . . . . 269

Clock . . . . . . . . . . . . . . . . . . . . . . . . 270

SNTP Global Settings

. . . . . . . . . . . . . . . . 271

SNTP Authentication . . . . . . . . . . . . . . . . 272

SNTP Server . . . . . . . . . . . . . . . . . . . . 274

Summer Time Configuration . . . . . . . . . . . . 278

Time Zone Configuration . . . . . . . . . . . . . . 279

Slot Summary . . . . . . . . . . . . . . . . . . . . 280

Supported Cards . . . . . . . . . . . . . . . . . . 281

Configuring System Settings (CLI)

. . . . . . . . . . . . 282

Configuring System Information

. . . . . . . . . . 282

Configuring the Banner

. . . . . . . . . . . . . . . 283

Managing the SDM Template

. . . . . . . . . . . 284

Configuring the Operational Mode and Port

Aggregator Features

. . . . . . . . . . . . . . . . 284

Configuring SNTP Authentication and an

SNTP Server

. . . . . . . . . . . . . . . . . . . . 286

Setting the System Time and Date Manually. . . . 288

Viewing Slot Information . . . . . . . . . . . . . . 289

General System Settings Configuration Examples . . . 290

Configuring System and Banner Information

. . . 290

Configuring SNTP. . . . . . . . . . . . . . . . . . 293

Configuring the Time Manually . . . . . . . . . . . 295

16 Contents

12 Configuring SNMP . . . . . . . . . . . . . . . . . 297

SNMP Overview . . . . . . . . . . . . . . . . . . . . 297

What Is SNMP?

. . . . . . . . . . . . . . . . . . 297

What Are SNMP Traps?

. . . . . . . . . . . . . 298

Why Is SNMP Needed?. . . . . . . . . . . . . . 299

Default SNMP Values . . . . . . . . . . . . . . . . . 299

Configuring SNMP (Web)

. . . . . . . . . . . . . . . 301

SNMP Global Parameters

. . . . . . . . . . . . 301

SNMP View Settings

. . . . . . . . . . . . . . . 302

Access Control Group

. . . . . . . . . . . . . . 304

SNMPv3 User Security Model (USM) . . . . . . 306

Communities . . . . . . . . . . . . . . . . . . . 309

Notification Filter

. . . . . . . . . . . . . . . . . 311

Notification Recipients . . . . . . . . . . . . . . 312

Trap Flags . . . . . . . . . . . . . . . . . . . . . 315

OSPFv2 Trap Flags

. . . . . . . . . . . . . . . . 316

OSPFv3 Trap Flags . . . . . . . . . . . . . . . . 317

Trap Log . . . . . . . . . . . . . . . . . . . . . . 318

Configuring SNMP (CLI) . . . . . . . . . . . . . . . . 319

Configuring the SNMPv3 Engine ID

. . . . . . . . 319

Configuring SNMP Views, Groups, and

Users

. . . . . . . . . . . . . . . . . . . . . . . 320

Configuring Communities . . . . . . . . . . . . . 323

Configuring SNMP Notifications (Traps

and Informs)

. . . . . . . . . . . . . . . . . . . . 325

SNMP Configuration Examples

. . . . . . . . . . . . 328

Configuring SNMPv1 and SNMPv2

. . . . . . . . 328

Configuring SNMPv3

. . . . . . . . . . . . . . . 329

Contents 17

13 Managing Images and Files . . . . . . . . . 333

Image and File Management Overview . . . . . . . . . 333

What Files Can Be Managed?

. . . . . . . . . . . 333

Why Is File Management Needed?

. . . . . . . . . 335

What Methods Are Supported for File

Management?

. . . . . . . . . . . . . . . . . . . 337

What Factors Should Be Considered When

Managing Files?

. . . . . . . . . . . . . . . . . . 337

How Is the Running Configuration Saved? . . . . . 339

Managing Images and Files (Web) . . . . . . . . . . . 340

File System

. . . . . . . . . . . . . . . . . . . . . 340

Active Images . . . . . . . . . . . . . . . . . . . 341

File Download. . . . . . . . . . . . . . . . . . . . 342

File Upload . . . . . . . . . . . . . . . . . . . . . 344

Copy Files

. . . . . . . . . . . . . . . . . . . . . . 346

Managing Images and Files (CLI) . . . . . . . . . . . . 347

Downloading and Activating a New Image

(TFTP)

. . . . . . . . . . . . . . . . . . . . . . . . 347

Managing Files in Internal Flash

. . . . . . . . . . 348

Uploading a Configuration File (SCP)

. . . . . . . . 349

Managing Configuration Scripts (SFTP)

. . . . . . 350

File and Image Management Configuration

Examples

. . . . . . . . . . . . . . . . . . . . . . . . . 351

Upgrading the Firmware

. . . . . . . . . . . . . . 351

Managing Configuration Scripts . . . . . . . . . . 354

18 Contents

14 Automatically Updating the Image

and Configuration . . . . . . . . . . . . . . . . . 357

Auto Configuration Overview . . . . . . . . . . . . . 357

What Is the DHCP Auto Configuration

Process?

. . . . . . . . . . . . . . . . . . . . . 357

Monitoring and Completing the DHCP Auto

Configuration Process

. . . . . . . . . . . . . . 362

What Are the Dependencies for DHCP Auto

Configuration?

. . . . . . . . . . . . . . . . . . 363

Default Auto Configuration Values . . . . . . . . . . 364

Managing Auto Configuration (Web) . . . . . . . . . 365

Auto-Install Configuration

. . . . . . . . . . . . 365

Managing Auto Configuration (CLI)

. . . . . . . . . . 366

Managing Auto Configuration

. . . . . . . . . . 366

Auto Configuration Example . . . . . . . . . . . . . . 367

Enabling DHCP Auto Configuration and Auto

Image Download

. . . . . . . . . . . . . . . . . 367

15 Monitoring Switch Traffic . . . . . . . . . . . 369

Traffic Monitoring Overview. . . . . . . . . . . . . . 369

What is sFlow Technology?

. . . . . . . . . . . . 369

What is RMON?

. . . . . . . . . . . . . . . . . . 372

What is Port Mirroring?

. . . . . . . . . . . . . . 373

Why is Traffic Monitoring Needed? . . . . . . . 374

Default Traffic Monitoring Values . . . . . . . . . . . 374

Monitoring Switch Traffic (Web)

. . . . . . . . . . . 375

sFlow Agent Summary

. . . . . . . . . . . . . . 375

sFlow Receiver Configuration

. . . . . . . . . . 376

Contents 19

sFlow Sampler Configuration. . . . . . . . . . . . 377

sFlow Poll Configuration

. . . . . . . . . . . . . . 378

Interface Statistics . . . . . . . . . . . . . . . . . 379

Etherlike Statistics . . . . . . . . . . . . . . . . . 380

GVRP Statistics

. . . . . . . . . . . . . . . . . . . 381

EAP Statistics. . . . . . . . . . . . . . . . . . . . 382

Utilization Summary . . . . . . . . . . . . . . . . 383

Counter Summary

. . . . . . . . . . . . . . . . . . 384

Switchport Statistics . . . . . . . . . . . . . . . . 385

RMON Statistics . . . . . . . . . . . . . . . . . . 386

RMON History Control Statistics

. . . . . . . . . . 387

RMON History Table

. . . . . . . . . . . . . . . . 389

RMON Event Control

. . . . . . . . . . . . . . . . 390

RMON Event Log . . . . . . . . . . . . . . . . . . 392

RMON Alarms . . . . . . . . . . . . . . . . . . . 393

Port Statistics

. . . . . . . . . . . . . . . . . . . . 395

LAG Statistics. . . . . . . . . . . . . . . . . . . . 396

Port Mirroring. . . . . . . . . . . . . . . . . . . . 397

Monitoring Switch Traffic (CLI)

. . . . . . . . . . . . . 399

Configuring sFlow

. . . . . . . . . . . . . . . . . . 399

Configuring RMON

. . . . . . . . . . . . . . . . . 401

Viewing Statistics. . . . . . . . . . . . . . . . . . 403

Configuring Port Mirroring . . . . . . . . . . . . . 404

Traffic Monitoring Configuration Examples. . . . . . . 405

Configuring sFlow

. . . . . . . . . . . . . . . . . . 405

Configuring RMON

. . . . . . . . . . . . . . . . . 407

16 Configuring iSCSI Optimization . . . . . . . 409

iSCSI Optimization Overview . . . . . . . . . . . . . . 409

What Does iSCSI Optimization Do?

. . . . . . . . . 410

How Does the Switch Detect iSCSI Traffic

Flows?

. . . . . . . . . . . . . . . . . . . . . . . . 410

20 Contents

How Is Quality of Service Applied to iSCSI

Traffic Flows?

. . . . . . . . . . . . . . . . . . . 410

How Does iSCSI Optimization Use ACLs? . . . . 411

What Information Does the Switch Track in

iSCSI Traffic Flows?

. . . . . . . . . . . . . . . . 411

How Does iSCSI Optimization Interact With

Dell EqualLogic Arrays?

. . . . . . . . . . . . . . 413

What Occurs When iSCSI Optimization Is

Enabled or Disabled?

. . . . . . . . . . . . . . . 413

How Does iSCSI Optimization Interact with

DCBx?

. . . . . . . . . . . . . . . . . . . . . . . 414

How Does iSCSI Optimization Interact with

Dell Compellent Arrays?

. . . . . . . . . . . . . 414

iSCSI CoS and Priority Flow Control/Enhanced

Transmission Selection Interactions

. . . . . . . 415

Default iSCSI Optimization Values

. . . . . . . . . . . 416

Configuring iSCSI Optimization (Web). . . . . . . . . 417

iSCSI Global Configuration

. . . . . . . . . . . . 417

iSCSI Targets Table . . . . . . . . . . . . . . . . 418

iSCSI Sessions Table . . . . . . . . . . . . . . . 419

iSCSI Sessions Detailed . . . . . . . . . . . . . 420

Configuring iSCSI Optimization (CLI)

. . . . . . . . . 421

iSCSI Optimization Configuration Examples . . . . . 423

Configuring iSCSI Optimization Between

Servers and a Disk Array

. . . . . . . . . . . . . 423

17 Configuring Captive Portal . . . . . . . . . . 425

Captive Portal Overview . . . . . . . . . . . . . . . . 425

What Does Captive Portal Do?

. . . . . . . . . . 425

Is the Captive Portal Feature Dependent on

Any Other Feature?

. . . . . . . . . . . . . . . . 426

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Dell PowerConnect M8024-K, PowerConnect M6220, PowerConnect M6348, PowerConnect M8024 User guide

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