Dell PowerSwitch N1100-ON Series User guide

Dell EMC Networking N-Series

N1100-ON, N1500, N2000,

N2100-ON, N2200-ON, N3000E-

ON, N3100-ON and N3200-ON

Switches

User’s Configuration

Guide

Version 6.6.2

Regulatory Models: E04W, E05W, E06W,

E07W, E15W, E16W, E17W, E18W, E30W,

E31W, E32W, E41W

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.

This product is protected by U.S. and international copyright and intellectual property laws. Dell

EMC™ and the Dell EMC logo are trademarks of Dell EMC Inc. in the United States and/or other

jurisdictions. All other marks and names mentioned herein may be trademarks of their respective

companies.

Marketing Models: N1108T-ON, N1108P-ON, N1108EP-ON, N1124T-ON, N1124P-ON, N1148T-ON, N1148P-ON, N1524, N1524P, N1548,

N1548P, N2024, N2024P, N2048, N2048P, N2128PX-ON, N2224X-ON, N2224PX-ON, N2248X-ON, N2248PX-ON, N3000E-ON, N3132PX-ON,

N3208PX-ON, N3224T-ON, N3224F-ON, N3248X-ON, N3248TE-ON, N3224PX-ON, N3224P-ON, N3248P-ON, N3248PXE-ON

Regulatory Models: E04W, E05W, E06W, E07W, E15W, E16W, E17W, E18W, E30W, E31W, E32W, E41W

2020 - 05 Rev. A09

Contents 3

Contents

1 Introduction . . . . . . . . . . . . . . . . . . . . . . . 55

About This Document . . . . . . . . . . . . . . . . . . 55

Audience

. . . . . . . . . . . . . . . . . . . . . . . . . 56

Document Conventions

. . . . . . . . . . . . . . . . . 56

Additional Documentation

. . . . . . . . . . . . . . . . 57

2 Switch Feature Overview . . . . . . . . . . . . 59

System Management Features . . . . . . . . . . . . . 60

Multiple Management Options

. . . . . . . . . . . 60

System Time Management

. . . . . . . . . . . . . 60

Log Messages

. . . . . . . . . . . . . . . . . . . 61

System Reset

. . . . . . . . . . . . . . . . . . . . 61

Integrated DHCP Server

. . . . . . . . . . . . . . 61

Management of Basic Network Information

. . . . 62

IPv6 Management Features

. . . . . . . . . . . . 62

Dual Software Images

. . . . . . . . . . . . . . . 62

File Management

. . . . . . . . . . . . . . . . . . 63

Switch Database Management Templates

. . . . 63

Automatic Installation of Firmware and

Configuration

. . . . . . . . . . . . . . . . . . . . 63

sFlow

. . . . . . . . . . . . . . . . . . . . . . . . 64

SNMP Alarms and Trap Logs

. . . . . . . . . . . . 64

CDP Interoperability Through ISDP

. . . . . . . . 65

Remote Monitoring (RMON)

. . . . . . . . . . . . 65

Stacking Features

. . . . . . . . . . . . . . . . . . . . 65

4 Contents

Mixed and Single Series Stacking . . . . . . . . . 65

Single IP Management

. . . . . . . . . . . . . . . 67

Master Failover with Transparent Transition

. . . . 67

Nonstop Forwarding on the Stack

. . . . . . . . . 67

Hot Add/Delete and Firmware Synchronization

. . 67

Security Features

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

Configurable Access and Authentication Profiles

. 69

Password-Protected Management Access

. . . . 69

Strong Password Enforcement

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

TACACS+ Client

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

RADIUS Support

. . . . . . . . . . . . . . . . . . 70

SSH/SSL

. . . . . . . . . . . . . . . . . . . . . . . 70

Inbound Telnet Control

. . . . . . . . . . . . . . . 70

Denial of Service

. . . . . . . . . . . . . . . . . . 70

Port Protection

. . . . . . . . . . . . . . . . . . . 71

Captive Portal

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

802.1X Authentication (IEEE 802.1X)

. . . . . . . . 72

MAC-Based 802.1X Authentication

. . . . . . . . . 73

802.1X Monitor Mode

. . . . . . . . . . . . . . . . 73

Port Security

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

Access Control Lists (ACLs)

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

Time-Based ACLs

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

IP Source Guard (IPSG)

. . . . . . . . . . . . . . . 75

DHCP Snooping

. . . . . . . . . . . . . . . . . . . 75

Dynamic ARP Inspection

. . . . . . . . . . . . . . 75

Protected Ports (Private VLAN Edge)

. . . . . . . . 75

Green Technology Features

. . . . . . . . . . . . . . . 77

Energy Detect Mode

. . . . . . . . . . . . . . . . 77

Energy Efficient Ethernet

. . . . . . . . . . . . . . 77

Power Utilization Reporting

. . . . . . . . . . . . . 77

Power over Ethernet (PoE) Features

. . . . . . . . . . . 78

Contents 5

PD Detection . . . . . . . . . . . . . . . . . . . . 78

Legacy (Reduced Capacitor) Detection

. . . . . . 78

Classification

. . . . . . . . . . . . . . . . . . . . 78

Port Start Up

. . . . . . . . . . . . . . . . . . . . 79

Overload Detection and Port Shutdown

. . . . . . 79

Disconnect Detection

. . . . . . . . . . . . . . . 79

IC Thermal Monitoring

. . . . . . . . . . . . . . . 79

Over-Temperature Protection

. . . . . . . . . . . 79

4-Pair Ports

. . . . . . . . . . . . . . . . . . . . . 80

IEEE 802.3bt Capability

. . . . . . . . . . . . . . . 81

PoE Port Capabilities and Power Limits

. . . . . . 81

Key PoE Plus Features

. . . . . . . . . . . . . . . 84

Power Over Ethernet (PoE) Support

. . . . . . . . 85

PoE Plus Support

. . . . . . . . . . . . . . . . . . 85

PoE 60W Support

. . . . . . . . . . . . . . . . . . 85

Powered Device Detection

. . . . . . . . . . . . . 86

PoE Power Management Modes

. . . . . . . . . . 86

Power Management in Guard Band

. . . . . . . . 88

PoE Plus Default Settings

. . . . . . . . . . . . . . 90

Switching Features

. . . . . . . . . . . . . . . . . . . 91

Flow Control Support (IEEE 802.3x)

. . . . . . . . . 91

Head of Line Blocking Prevention

. . . . . . . . . 91

Jumbo Frames Support

. . . . . . . . . . . . . . . 91

Auto-MDI/MDIX Support

. . . . . . . . . . . . . . 91

VLAN-Aware MAC-based Switching

. . . . . . . . 91

Back Pressure Support

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

Auto-negotiation

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

Storm Control

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

Port Mirroring

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

Static and Dynamic MAC Address Tables

. . . . . 93

Link Layer Discovery Protocol (LLDP)

. . . . . . . 93

Link Layer Discovery Protocol (LLDP) for Media

Endpoint Devices

. . . . . . . . . . . . . . . . . . 94

6 Contents

Connectivity Fault Management (IEEE 802.1ag) . . 95

Cisco Protocol Filtering

. . . . . . . . . . . . . . . 95

DHCP Layer-2 Relay

. . . . . . . . . . . . . . . . . 95

Virtual Local Area Network Supported Features

. . . . 96

VLAN Support

. . . . . . . . . . . . . . . . . . . . 96

Port-Based VLANs

. . . . . . . . . . . . . . . . . 96

IP Subnet-based VLAN

. . . . . . . . . . . . . . . 96

MAC-based VLAN

. . . . . . . . . . . . . . . . . . 96

IEEE 802.1v Protocol-Based VLANs

. . . . . . . . . 96

Voice VLAN

. . . . . . . . . . . . . . . . . . . . . 97

GARP and GVRP Support

. . . . . . . . . . . . . . 97

Guest VLAN

. . . . . . . . . . . . . . . . . . . . . 97

Unauthorized VLAN

. . . . . . . . . . . . . . . . . 97

Double VLANs

. . . . . . . . . . . . . . . . . . . . 97

Spanning Tree Protocol Features

. . . . . . . . . . . . 99

Spanning Tree Protocol (STP)

. . . . . . . . . . . 99

Spanning Tree Port Settings

. . . . . . . . . . . . 99

Rapid Spanning Tree

. . . . . . . . . . . . . . . . 99

Multiple Spanning Tree

. . . . . . . . . . . . . . . 99

Bridge Protocol Data Unit (BPDU) Guard

. . . . . . 100

BPDU Filtering

. . . . . . . . . . . . . . . . . . . . 100

RSTP-PV and STP-PV

. . . . . . . . . . . . . . . . 100

Link Aggregation Features

. . . . . . . . . . . . . . . . 101

Link Aggregation

. . . . . . . . . . . . . . . . . . 101

Link Aggregate Control Protocol (LACP)

. . . . . . 102

Multi-Switch LAG (MLAG)

. . . . . . . . . . . . . 102

Routing Features

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

Address Resolution Protocol (ARP) Table

Management

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

VLAN Routing

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

IP Configuration

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

Contents 7

Open Shortest Path First (OSPF) . . . . . . . . . . 104

Border Gateway Protocol (BGP)

. . . . . . . . . . 104

Virtual Routing and Forwarding (VRF)

. . . . . . . 104

BOOTP/DHCP Relay Agent

. . . . . . . . . . . . . 105

IP Helper and DHCP Relay

. . . . . . . . . . . . . 105

Routing Information Protocol

. . . . . . . . . . . . 105

Router Discovery

. . . . . . . . . . . . . . . . . . 105

Routing Table

. . . . . . . . . . . . . . . . . . . . 105

Virtual Router Redundancy Protocol (VRRP)

. . . . 106

Tunnel and Loopback Interfaces

. . . . . . . . . . 106

IPv6 Routing Features

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

IPv6 Configuration

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

IPv6 Routes

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

OSPFv3

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

DHCPv6

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

Quality of Service (QoS) Features

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

Differentiated Services (DiffServ)

. . . . . . . . . 108

Class Of Service (CoS)

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

Auto Voice over IP (VoIP)

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

Internet Small Computer System Interface (iSCSI)

Optimization

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

Layer-2 Multicast Features

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

MAC Multicast Support

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

IGMP Snooping

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

IGMP Snooping Querier

. . . . . . . . . . . . . . 110

MLD Snooping

. . . . . . . . . . . . . . . . . . . 110

Multicast VLAN Registration

. . . . . . . . . . . . 110

Layer-3 Multicast Features

. . . . . . . . . . . . . . . 111

Distance Vector Multicast Routing Protocol

. . . . 111

Internet Group Management Protocol

. . . . . . . 111

IGMP Proxy

. . . . . . . . . . . . . . . . . . . . . 111

8 Contents

Protocol Independent Multicast—Dense Mode . . 111

Protocol Independent Multicast—Sparse Mode

. 112

Protocol Independent Multicast—Source Specific

Multicast

. . . . . . . . . . . . . . . . . . . . . . 112

Protocol Independent Multicast IPv6 Support

. . . 112

MLD/MLDv2 (RFC2710/RFC3810)

. . . . . . . . . . 112

3 Hardware Overview . . . . . . . . . . . . . . . . 113

Dell EMC Networking N1100-ON Series Switch

Hardware

. . . . . . . . . . . . . . . . . . . . . . . . . 113

N1100-ON Series Front Panel

. . . . . . . . . . . . 113

N1100-ON Series Power Supply

. . . . . . . . . . 116

N1100-ON Series Ventilation System

. . . . . . . . 116

N1100-ON Series Thermal Shutdown

. . . . . . . . 116

N1100-ON Series LED Definitions

. . . . . . . . . . 116

Power Consumption for N1100-ON Series PoE

Switches

. . . . . . . . . . . . . . . . . . . . . . 120

N1100-ON Series Wall Installation

. . . . . . . . . 121

Dell EMC Networking N1500 Series Switch Hardware

. 123

N1500 Series Front Panel

. . . . . . . . . . . . . . 123

N1500 Series Back Panel

. . . . . . . . . . . . . . 126

N1500 Series LED Definitions

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

Power Consumption for N1500 Series PoE Switches

130

Dell EMC Networking N2000 Series Switch Hardware

. 131

N2000 Series Front Panel

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

N2000 Series Back Panel

. . . . . . . . . . . . . . 135

N2000 Series LED Definitions

. . . . . . . . . . . . 137

Power Consumption for N2000 Series PoE Switches

140

Dell EMC Networking N2100-ON Series Switch

Hardware

. . . . . . . . . . . . . . . . . . . . . . . . . 142

N2100-ON Series Front Panel

. . . . . . . . . . . . 142

Contents 9

N2100-ON Series Back Panel . . . . . . . . . . . 144

N2100-ON Series LED Definitions

. . . . . . . . . 144

Power Consumption for N2100-ON Series PoE

Switches

. . . . . . . . . . . . . . . . . . . . . . 148

Dell EMC Networking N2200-ON Series Switch Hardware

151

N2200-ON Series Front Panel

. . . . . . . . . . . 151

N2200-ON Series Rear Panel

. . . . . . . . . . . . 151

N2200X-ON Series Switch Ports

. . . . . . . . . . 152

N2200-ON Series Console Port

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

N2200-ON Series USB Port

. . . . . . . . . . . . . 154

N2200-ON Series Reset Button

. . . . . . . . . . . 154

N2200-ON Series Port and System LEDs

. . . . . . 154

N2200-ON Series Stack Master LED and Stack

Number Display

. . . . . . . . . . . . . . . . . . . 154

N2200-ON Series Power Supplies

. . . . . . . . . 155

N2200-ON Series LED Definitions

. . . . . . . . . 156

Dell EMC Networking N3000E-ON Series Switch Hardware

160

Front Panel

. . . . . . . . . . . . . . . . . . . . . 160

Back Panel

. . . . . . . . . . . . . . . . . . . . . 166

LED Definitions

. . . . . . . . . . . . . . . . . . . 168

Power Consumption for PoE Switches

. . . . . . . 173

Dell EMC Networking N3100-ON Series Switch Hardware

175

N3100-ON Series Front Panel

. . . . . . . . . . . 175

N3100-ON Series Back Panel

. . . . . . . . . . . 177

N3100-ON Series LED Definitions

. . . . . . . . . 177

Power Consumption for N3100-ON Series PoE

Switches

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

Dell EMC Networking N3200-ON Series Switch Hardware

185

N3200-ON Series Front Panel

. . . . . . . . . . . 185

N3200-ON Series Rear Panel

. . . . . . . . . . . . 185

N3200-ON Series Switch Ports

. . . . . . . . . . . 186

10 Contents

N3200-ON Series Console Port . . . . . . . . . . . 187

N3200-ON Series USB Port

. . . . . . . . . . . . . 188

N3200-ON Series Reset Button

. . . . . . . . . . . 188

N3200-ON Series Port and System LEDs

. . . . . . 189

N3200-ON Series Stack Master LED and Stack

Number Display

. . . . . . . . . . . . . . . . . . . 189

N3200-ON Series Power Supplies

. . . . . . . . . 189

N3200-ON Series LED Definitions

. . . . . . . . . . 190

Switch MAC Addresses

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

4 Using Dell EMC OpenManage Switch

Administrator

. . . . . . . . . . . . . . . . . . . . . 205

About Dell EMC OpenManage Switch Administrator. . 205

Starting the Application

. . . . . . . . . . . . . . . . . 206

Understanding the Interface

. . . . . . . . . . . . . . . 207

Using the Switch Administrator Buttons and Links

. . . 209

Defining Fields

. . . . . . . . . . . . . . . . . . . . . . 210

Understanding the Device View

. . . . . . . . . . . . . 210

Using the Device View Port Features

. . . . . . . . 210

Using the Device View Switch Locator Feature

. . 211

5 Using the Command-Line Interface . . . . 213

Accessing the Switch Through the CLI . . . . . . . . . 213

Console Connection

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

Telnet Connection

. . . . . . . . . . . . . . . . . . 214

Understanding Command Modes

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

Contents 11

Entering CLI Commands . . . . . . . . . . . . . . . . . 217

Using the Question Mark to Get Help

. . . . . . . 217

Using Command Completion

. . . . . . . . . . . . 218

Entering Abbreviated Commands

. . . . . . . . . 218

Negating Commands

. . . . . . . . . . . . . . . . 218

Command Output Paging

. . . . . . . . . . . . . . 218

Understanding Error Messages

. . . . . . . . . . 219

Recalling Commands from the History Buffer

. . . 219

6 Default Settings. . . . . . . . . . . . . . . . . . . 221

7 Setting the IP Address and Other Basic

Network Information

. . . . . . . . . . . . . . . 225

IP Address and Network Information Overview . . . . 225

What Is the Basic Network Information?

. . . . . 225

Why Is Basic Network Information Needed?

. . . 226

How Is Basic Network Information Configured?

. . 227

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

Management?

. . . . . . . . . . . . . . . . . . . 227

Default Network Information

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

Configuring Basic Network Information (Web)

. . . . . 231

Out-of-Band Interface

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

IP Interface Configuration (Default VLAN IP Address)

232

Route Entry Configuration (Switch Default Gateway)

234

Domain Name Server

. . . . . . . . . . . . . . . . 236

Default Domain Name

. . . . . . . . . . . . . . . 237

Host Name Mapping

. . . . . . . . . . . . . . . . 238

Dynamic Host Name Mapping

. . . . . . . . . . . 239

Configuring Basic Network Information (CLI)

. . . . . . 240

12 Contents

Enabling the DHCP Client on the OOB Port . . . . . 240

Enabling the DHCP Client on the Default VLAN

. . 240

Managing DHCP Leases

. . . . . . . . . . . . . . 241

Configuring Static Network Information on the

OOB Port . . . . . . . . . . . . . . . . . . . . . . 242

Configuring Static Network Information on the

Default VLAN . . . . . . . . . . . . . . . . . . . . 243

Configuring and Viewing Additional Network

Information

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

Basic Network Information Configuration Examples

. . 246

Configuring Network Information Using the

OOB Port

. . . . . . . . . . . . . . . . . . . . . . 246

Configuring Network Information Using the

Serial Interface

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

8 Stacking . . . . . . . . . . . . . . . . . . . . . . . . . 251

Stacking Overview. . . . . . . . . . . . . . . . . . . . 251

Dell EMC Networking Stacking Compatibility

. . . 255

How is the Stack Master Selected?

. . . . . . . . 256

Adding a Switch to the Stack

. . . . . . . . . . . . 257

Removing a Switch from the Stack

. . . . . . . . . 258

How is the Firmware Updated on the Stack?

. . . . 259

What is Stacking Standby?

. . . . . . . . . . . . . 259

What is Nonstop Forwarding?

. . . . . . . . . . . 260

Switch Stack MAC Addressing and Stack Design

Considerations

. . . . . . . . . . . . . . . . . . . 263

NSF Network Design Considerations

. . . . . . . . 263

Why is Stacking Needed?

. . . . . . . . . . . . . 264

Default Stacking Values

. . . . . . . . . . . . . . . . . 264

Managing and Monitoring the Stack (Web)

. . . . . . . 266

Contents 13

Unit Configuration . . . . . . . . . . . . . . . . . 266

Stack Summary

. . . . . . . . . . . . . . . . . . . 267

Stack Firmware Synchronization

. . . . . . . . . . 268

Supported Switches

. . . . . . . . . . . . . . . . 269

Stack Port Summary

. . . . . . . . . . . . . . . . 270

Stack Port Counters

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

Stack Port Diagnostics

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

NSF Summary

. . . . . . . . . . . . . . . . . . . . 272

Checkpoint Statistics

. . . . . . . . . . . . . . . . 273

Managing the Stack (CLI)

. . . . . . . . . . . . . . . . 274

Configuring Stack Member, Stack Port, SFS and

NSF Settings

. . . . . . . . . . . . . . . . . . . . 274

Viewing and Clearing Stacking and NSF Information

276

Connecting to the Management Console from a

Stack Member

. . . . . . . . . . . . . . . . . . . 277

Stacking and NSF Usage Scenarios

. . . . . . . . . . . 277

Basic Failover

. . . . . . . . . . . . . . . . . . . . 277

Preconfiguring a Stack Member

. . . . . . . . . . 279

NSF in the Data Center

. . . . . . . . . . . . . . . 281

NSF and VoIP

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

NSF and DHCP Snooping

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

NSF and the Storage Access Network

. . . . . . . 284

NSF and Routed Access

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

9 Authentication, Authorization, and

Accounting

. . . . . . . . . . . . . . . . . . . . . . 289

AAA Introduction . . . . . . . . . . . . . . . . . . . . 289

Methods

. . . . . . . . . . . . . . . . . . . . . . 290

Method Lists

. . . . . . . . . . . . . . . . . . . . 291

Access Lines

. . . . . . . . . . . . . . . . . . . . 292

Enabling SSH Access

. . . . . . . . . . . . . . . . 293

14 Contents

Access Lines (AAA). . . . . . . . . . . . . . . . . 293

Access Lines (Non-AAA)

. . . . . . . . . . . . . . 294

Authentication

. . . . . . . . . . . . . . . . . . . . . . 295

Authentication Access Types

. . . . . . . . . . . 295

Authentication Manager

. . . . . . . . . . . . . . 296

Using RADIUS

. . . . . . . . . . . . . . . . . . . . 305

Using TACACS+

. . . . . . . . . . . . . . . . . . 310

Dynamic ACL Overview

. . . . . . . . . . . . . . . 312

Authentication Examples

. . . . . . . . . . . . . . 318

Public Key SSH Authentication Example

. . . . . . 327

Associating a User With an SSH Key

. . . . . . . . 336

Authorization

. . . . . . . . . . . . . . . . . . . . . . . 338

Exec Authorization Capabilities

. . . . . . . . . . . 338

Authorization Examples

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

RADIUS Change of Authorization

. . . . . . . . . . 342

TACACS Authorization

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

Accounting

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

RADIUS Accounting

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

IEEE 802.1X

. . . . . . . . . . . . . . . . . . . . . . . . 354

What is IEEE 802.1X?

. . . . . . . . . . . . . . . . 354

What are the 802.1X Port Authentication Modes?

. 355

What are Authentication Host Modes

. . . . . . . 356

What is MAC Authentication Bypass?

. . . . . . . 357

What is the Role of 802.1X in VLAN Assignment?

. 359

What is Monitor Mode?

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

How Does the Authentication Server Assign

DiffServ Policy or ACLs?

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

What is the Internal Authentication Server?

. . . . 365

Default 802.1X Values

. . . . . . . . . . . . . . . . 366

Configuring IEEE 802.1X (Web)

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

Contents 15

Captive Portal . . . . . . . . . . . . . . . . . . . . . . 391

Captive Portal Overview

. . . . . . . . . . . . . . 391

Default Captive Portal Behavior and Settings

. . . 399

Configuring Captive Portal (Web)

. . . . . . . . . 401

Configuring Captive Portal (CLI)

. . . . . . . . . . 417

Captive Portal Configuration Example

. . . . . . . 423

In Case Of Problems in Captive Portal Deployment

427

10 Monitoring and Logging System Information 429

System Monitoring Overview . . . . . . . . . . . . . . 429

What System Information Is Monitored?

. . . . . . 429

Why Is System Information Needed?

. . . . . . . 430

Where Are Log Messages Sent?

. . . . . . . . . . 430

What Are the Severity Levels?

. . . . . . . . . . . 431

What Are the System Startup and Operation Logs?

431

What Is the Log Message Format?

. . . . . . . . . 432

What Factors Should Be Considered When

Configuring Logging?

. . . . . . . . . . . . . . . . 434

Default Log Settings

. . . . . . . . . . . . . . . . . . . 435

Monitoring System Information and Configuring

Logging (Web)

. . . . . . . . . . . . . . . . . . . . . . 436

Device Information

. . . . . . . . . . . . . . . . . 436

System Health

. . . . . . . . . . . . . . . . . . . 438

System Resources

. . . . . . . . . . . . . . . . . 439

Unit Power Usage History

. . . . . . . . . . . . . 440

Integrated Cable Test for Copper Cables

. . . . . . 441

Optical Transceiver Diagnostics

. . . . . . . . . . 442

Log Global Settings

. . . . . . . . . . . . . . . . . 443

RAM Log

. . . . . . . . . . . . . . . . . . . . . . 444

Log File

. . . . . . . . . . . . . . . . . . . . . . . 446

SYSLOG Server

. . . . . . . . . . . . . . . . . . . 446

16 Contents

Email Alert Global Configuration . . . . . . . . . . 449

Email Alert Mail Server Configuration

. . . . . . . 449

Email Alert Subject Configuration

. . . . . . . . . 451

Email Alert To Address Configuration

. . . . . . . 452

Email Alert Statistics

. . . . . . . . . . . . . . . . 452

Monitoring System Information and Configuring

Logging (CLI)

. . . . . . . . . . . . . . . . . . . . . . . 454

Viewing System Information and Enabling the

Locator LED

. . . . . . . . . . . . . . . . . . . . . 454

Running Cable Diagnostics

. . . . . . . . . . . . . 454

Configuring Local Logging

. . . . . . . . . . . . . 456

Configuring Remote Logging

. . . . . . . . . . . . 457

Configuring Mail Server Settings

. . . . . . . . . . 458

Configuring Email Alerts for Log Messages

. . . . 459

Logging Configuration Examples

. . . . . . . . . . . . 461

Configuring Local and Remote Logging

. . . . . . 461

Configuring Email Alerting

. . . . . . . . . . . . . 464

11 Managing General System Settings . . . 467

System Settings Overview . . . . . . . . . . . . . . . . 467

Why Does System Information Need to Be

Configured?

. . . . . . . . . . . . . . . . . . . . . 468

What Are SDM Templates?

. . . . . . . . . . . . . 469

Why is the System Time Needed?

. . . . . . . . . 472

How Does SNTP Work?

. . . . . . . . . . . . . . . 472

What Configuration Is Required for Plug-In

Modules?

. . . . . . . . . . . . . . . . . . . . . . 473

Default General System Information

. . . . . . . . . . 473

Configuring General System Settings (Web)

. . . . . . 474

System Information

. . . . . . . . . . . . . . . . . 474

Contents 17

CLI Banner . . . . . . . . . . . . . . . . . . . . . 477

SDM Template Preference

. . . . . . . . . . . . . 478

Clock

. . . . . . . . . . . . . . . . . . . . . . . . 479

SNTP Global Settings

. . . . . . . . . . . . . . . . 480

SNTP Authentication

. . . . . . . . . . . . . . . . 481

SNTP Server

. . . . . . . . . . . . . . . . . . . . 483

Summer Time Configuration

. . . . . . . . . . . . 486

Time Zone Configuration

. . . . . . . . . . . . . . 487

Card Configuration

. . . . . . . . . . . . . . . . . 488

Slot Summary

. . . . . . . . . . . . . . . . . . . . 489

Supported Cards

. . . . . . . . . . . . . . . . . . 490

Power Over Ethernet Global Configuration

. . . . . 491

Power Over Ethernet Unit Configuration

. . . . . . 492

Power Over Ethernet Interface Configuration

. . . 493

Configuring System Settings (CLI)

. . . . . . . . . . . . 495

Configuring System Information

. . . . . . . . . . 495

Configuring the Banner

. . . . . . . . . . . . . . . 496

Managing the SDM Template

. . . . . . . . . . . 497

Configuring SNTP Authentication and an SNTP

Server. . . . . . . . . . . . . . . . . . . . . . . . 497

Setting the System Time and Date Manually

. . . . 499

Configuring the Expansion Slots

. . . . . . . . . . 500

Viewing Slot Information

. . . . . . . . . . . . . . 501

Configuring PoE Settings

. . . . . . . . . . . . . . 501

General System Settings Configuration Examples

. . . 503

Configuring System and Banner Information

. . . 503

Configuring SNTP

. . . . . . . . . . . . . . . . . . 506

Configuring the Time Manually

. . . . . . . . . . . 508

12 SNMP. . . . . . . . . . . . . . . . . . . . . . . . . . . 509

SNMP Overview . . . . . . . . . . . . . . . . . . . . . 509

What Is SNMP?

. . . . . . . . . . . . . . . . . . . 509

18 Contents

What Are SNMP Traps? . . . . . . . . . . . . . . 510

Why Is SNMP Needed?

. . . . . . . . . . . . . . . 511

Default SNMP Values

. . . . . . . . . . . . . . . . . . 511

Configuring SNMP (Web)

. . . . . . . . . . . . . . . . 513

SNMP Global Parameters

. . . . . . . . . . . . . 513

SNMP View Settings

. . . . . . . . . . . . . . . . 514

Access Control Group

. . . . . . . . . . . . . . . 516

SNMPv3 User Security Model (USM)

. . . . . . . 518

Communities

. . . . . . . . . . . . . . . . . . . . 521

Notification Filter

. . . . . . . . . . . . . . . . . . 523

Notification Recipients

. . . . . . . . . . . . . . . 524

Trap Flags

. . . . . . . . . . . . . . . . . . . . . . 526

OSPFv2 Trap Flags

. . . . . . . . . . . . . . . . . 527

OSPFv3 Trap Flags

. . . . . . . . . . . . . . . . . 528

Trap Log

. . . . . . . . . . . . . . . . . . . . . . . 529

Configuring SNMP (CLI)

. . . . . . . . . . . . . . . . . 531

Configuring the SNMPv3 Engine ID

. . . . . . . . . 531

Configuring SNMP Views, Groups, and Users

. . . 532

Configuring Communities

. . . . . . . . . . . . . . 535

Configuring SNMP Notifications (Traps and Informs)

537

SNMP Configuration Examples

. . . . . . . . . . . . . 540

Configuring SNMPv1 and SNMPv2

. . . . . . . . . 540

Configuring SNMP Management Station Access

. 541

Configuring SNMPv3

. . . . . . . . . . . . . . . . 542

13 Images and File Management . . . . . . . . 547

Image and File Management Overview . . . . . . . . . 547

What Files Can Be Managed?

. . . . . . . . . . . 547

Why Is File Management Needed?

. . . . . . . . . 549

What Methods Are Supported for File Management?

552

Contents 19

What Factors Should Be Considered When

Managing Files?

. . . . . . . . . . . . . . . . . . 553

How Is the Running Configuration Saved?

. . . . . 556

Managing Images and Files (Web)

. . . . . . . . . . . 557

File System

. . . . . . . . . . . . . . . . . . . . . 557

Active Images

. . . . . . . . . . . . . . . . . . . . 558

USB Flash Drive

. . . . . . . . . . . . . . . . . . . 559

File Download

. . . . . . . . . . . . . . . . . . . . 560

File Upload

. . . . . . . . . . . . . . . . . . . . . 562

Copy Files

. . . . . . . . . . . . . . . . . . . . . . 564

Managing Images and Files (CLI)

. . . . . . . . . . . . 565

Downloading and Activating a New Image (TFTP)

. 566

Managing Files in Internal Flash

. . . . . . . . . . 567

Managing Files on a USB Flash Device

. . . . . . 568

Uploading a Configuration File (SCP)

. . . . . . . . 569

Managing Configuration Scripts (SFTP)

. . . . . . 570

SCP Server

. . . . . . . . . . . . . . . . . . . . . 571

File and Image Management Configuration Examples

. 572

Upgrading the Firmware

. . . . . . . . . . . . . . 572

Managing Configuration Scripts

. . . . . . . . . . 575

Managing Files by Using the USB Flash Drive

. . . 577

14 DHCP and USB Auto-Configuration. . . . 579

Auto Configuration Overview . . . . . . . . . . . . . . 579

What Is USB Auto Configuration?

. . . . . . . . . 580

What Files Does USB Auto Configuration Use?

. . 580

How Does USB Auto Configuration Use the Files

on the USB Device?

. . . . . . . . . . . . . . . . 581

What Is the Setup File Format?

. . . . . . . . . . . 583

What Is the DHCP Auto Configuration Process?

. . 584

20 Contents

Monitoring and Completing the DHCP Auto

Configuration Process

. . . . . . . . . . . . . . . 589

What Are the Dependencies for DHCP Auto

Configuration?

. . . . . . . . . . . . . . . . . . . . 590

Default Auto Configuration Values

. . . . . . . . . . . 592

Managing Auto Configuration (Web)

. . . . . . . . . . 593

Auto-Install Configuration

. . . . . . . . . . . . . 593

Managing Auto Configuration (CLI)

. . . . . . . . . . . 594

Managing Auto Configuration

. . . . . . . . . . . 594

Auto Configuration Example

. . . . . . . . . . . . . . . 595

Enabling USB Auto Configuration and Auto Image

Download

. . . . . . . . . . . . . . . . . . . . . . 595

Enabling DHCP Auto Configuration and Auto Image

Download

. . . . . . . . . . . . . . . . . . . . . . 596

Easy Firmware Upgrade/Downgrade via USB

. . . 598

15 Monitoring Switch Traffic . . . . . . . . . . . 599

Traffic Monitoring Overview. . . . . . . . . . . . . . . 599

What is sFlow Technology?

. . . . . . . . . . . . . 599

What is RMON?

. . . . . . . . . . . . . . . . . . . 602

What is Port Mirroring?

. . . . . . . . . . . . . . . 603

Port Mirroring Behaviors

. . . . . . . . . . . . . . 605

RSPAN

. . . . . . . . . . . . . . . . . . . . . . . 607

Remote Capture

. . . . . . . . . . . . . . . . . . . 608

Why is Traffic Monitoring Needed?

. . . . . . . . 609

Default Traffic Monitoring Values

. . . . . . . . . . . . 609

Monitoring Switch Traffic (Web)

. . . . . . . . . . . . 610

sFlow Agent Summary

. . . . . . . . . . . . . . . 610

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Dell PowerSwitch N1100-ON Series User guide

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