Dell EMC PowerSwitch N3000E-ON Series User guide

Dell EMC Networking N-Series

N1100-ON, N1500, N2000,

N2100-ON, N3000-ON, and

N3100-ON Switches

User’s Configuration

Guide

Version 6.6.0.x - N1100-ON/N2000/N2100-ON/N3000-

ON/N3100-ON Series Switches

Regulatory Models: E04W, E05W, E06W,

E07W, E15W, E16W, E17W, E18W

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.

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, N1124T-ON, N1124P-ON, N1148T-ON, N1148P-ON, N1524, N1524P, N1548, N1548P, N2024,

N2024P, N2048, N2048P, N2128PX-ON, N3024EP-ON, N3024ET-ON, N3024EF-ON, N3048ET-ON, N3048EP-ON, N3132PX-ON

Regulatory Models: E04W, E05W, E06W, E07W, E15W, E16W, E17W, E18W

April 2019 Rev. A07

Contents 3

Contents

1 Introduction . . . . . . . . . . . . . . . . . . . . . . . 49

About This Document . . . . . . . . . . . . . . . . . . 49

Audience

. . . . . . . . . . . . . . . . . . . . . . . . . 50

Document Conventions

. . . . . . . . . . . . . . . . . 50

Additional Documentation

. . . . . . . . . . . . . . . . 51

2 Switch Feature Overview . . . . . . . . . . . . 53

System Management Features . . . . . . . . . . . . . 54

Multiple Management Options

. . . . . . . . . . . 54

System Time Management

. . . . . . . . . . . . . 54

Log Messages

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

System Reset

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

Integrated DHCP Server

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

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

. . . . . . . . 59

Remote Monitoring (RMON)

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

Stacking Features

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

4 Contents

Mixed and Single Series Stacking . . . . . . . . . 59

Single IP Management

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

Master Failover with Transparent Transition

. . . . 61

Nonstop Forwarding on the Stack

. . . . . . . . . 61

Hot Add/Delete and Firmware Synchronization

. . 61

Security Features

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

Configurable Access and Authentication Profiles

. 62

Password-Protected Management Access

. . . . 62

Strong Password Enforcement

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

TACACS+ Client

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

RADIUS Support

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

SSH/SSL

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

Inbound Telnet Control

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

Denial of Service

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

Port Protection

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

Captive Portal

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

802.1X Authentication (IEEE 802.1X)

. . . . . . . . 65

MAC-Based 802.1X Authentication

. . . . . . . . . 66

802.1X Monitor Mode

. . . . . . . . . . . . . . . . 66

Port Security

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

Access Control Lists (ACLs)

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

Time-Based ACLs

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

IP Source Guard (IPSG)

. . . . . . . . . . . . . . . 68

DHCP Snooping

. . . . . . . . . . . . . . . . . . . 68

Dynamic ARP Inspection

. . . . . . . . . . . . . . 68

Protected Ports (Private VLAN Edge)

. . . . . . . . 68

Green Technology Features

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

Energy Detect Mode

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

Energy Efficient Ethernet

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

Power Utilization Reporting

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

Power over Ethernet (PoE) Plus Features

. . . . . . . . 71

Contents 5

Key PoE Plus Features . . . . . . . . . . . . . . . 71

Power Over Ethernet (PoE) Plus Configuration

. . 72

PoE Plus Support

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

PoE 60W Support

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

Powered Device Detection

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

PoE Power Management Modes

. . . . . . . . . . 73

Power Management in Guard Band

. . . . . . . . 75

PoE Plus Default Settings

. . . . . . . . . . . . . . 76

Switching Features

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

Flow Control Support (IEEE 802.3x)

. . . . . . . . . 78

Head of Line Blocking Prevention

. . . . . . . . . 78

Jumbo Frames Support

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

Auto-MDI/MDIX Support

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

VLAN-Aware MAC-based Switching

. . . . . . . . 78

Back Pressure Support

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

Auto-negotiation

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

Storm Control

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

Port Mirroring

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

Static and Dynamic MAC Address Tables

. . . . . 80

Link Layer Discovery Protocol (LLDP)

. . . . . . . 80

Link Layer Discovery Protocol (LLDP) for Media

Endpoint Devices

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

Cisco Protocol Filtering

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

DHCP Layer-2 Relay

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

Virtual Local Area Network Supported Features

. . . . 82

VLAN Support

. . . . . . . . . . . . . . . . . . . . 82

Port-Based VLANs

. . . . . . . . . . . . . . . . . 82

IP Subnet-based VLAN

. . . . . . . . . . . . . . . 82

MAC-based VLAN

. . . . . . . . . . . . . . . . . 82

IEEE 802.1v Protocol-Based VLANs

. . . . . . . . 82

Voice VLAN

. . . . . . . . . . . . . . . . . . . . . 83

GARP and GVRP Support

. . . . . . . . . . . . . . 83

6 Contents

Guest VLAN . . . . . . . . . . . . . . . . . . . . . 83

Unauthorized VLAN

. . . . . . . . . . . . . . . . . 83

Double VLANs

. . . . . . . . . . . . . . . . . . . . 83

Spanning Tree Protocol Features

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

Spanning Tree Protocol (STP)

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

Spanning Tree Port Settings

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

Rapid Spanning Tree

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

Multiple Spanning Tree

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

Bridge Protocol Data Unit (BPDU) Guard

. . . . . . 86

BPDU Filtering

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

RSTP-PV and STP-PV

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

Link Aggregation Features

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

Link Aggregation

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

Link Aggregate Control Protocol (LACP)

. . . . . . 88

Multi-Switch LAG (MLAG)

. . . . . . . . . . . . . 88

Routing Features

. . . . . . . . . . . . . . . . . . . . . 89

Address Resolution Protocol (ARP) Table

Management

. . . . . . . . . . . . . . . . . . . . 89

VLAN Routing

. . . . . . . . . . . . . . . . . . . . 89

IP Configuration

. . . . . . . . . . . . . . . . . . . 89

Open Shortest Path First (OSPF)

. . . . . . . . . . 90

Border Gateway Protocol (BGP)

. . . . . . . . . . 90

Virtual Routing and Forwarding (VRF)

. . . . . . . 90

BOOTP/DHCP Relay Agent

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

IP Helper and DHCP Relay

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

Routing Information Protocol

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

Router Discovery

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

Routing Table

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

Virtual Router Redundancy Protocol (VRRP)

. . . . 92

Tunnel and Loopback Interfaces

. . . . . . . . . . 92

IPv6 Routing Features

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

Contents 7

IPv6 Configuration . . . . . . . . . . . . . . . . . 93

IPv6 Routes

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

OSPFv3

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

DHCPv6

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

Quality of Service (QoS) Features

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

Differentiated Services (DiffServ)

. . . . . . . . . 94

Class Of Service (CoS)

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

Auto Voice over IP (VoIP)

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

Internet Small Computer System Interface (iSCSI)

Optimization

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

Layer-2 Multicast Features

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

MAC Multicast Support

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

IGMP Snooping

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

IGMP Snooping Querier

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

MLD Snooping

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

Multicast VLAN Registration

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

Layer-3 Multicast Features

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

Distance Vector Multicast Routing Protocol

. . . . 97

Internet Group Management Protocol

. . . . . . . 97

IGMP Proxy

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

Protocol Independent Multicast—Dense Mode

. . 97

Protocol Independent Multicast—Sparse Mode

. 98

Protocol Independent Multicast—Source Specific

Multicast

. . . . . . . . . . . . . . . . . . . . . . 98

Protocol Independent Multicast IPv6 Support

. . . 98

MLD/MLDv2 (RFC2710/RFC3810)

. . . . . . . . . . 98

3 Hardware Overview. . . . . . . . . . . . . . . . . 99

Dell EMC Networking N1100-ON Series Switch

Hardware

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

8 Contents

Front Panel . . . . . . . . . . . . . . . . . . . . . 99

Power Supply

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

Ventilation System

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

Thermal Shutdown

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

LED Definitions

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

Power Consumption for PoE Switches

. . . . . . . 106

Wall Installation

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

Dell EMC Networking N1500 Series Switch Hardware

. 109

Front Panel

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

Back Panel

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

LED Definitions

. . . . . . . . . . . . . . . . . . . 114

Power Consumption for PoE Switches

. . . . . . . 116

Dell EMC Networking N2000 Series Switch Hardware

. 118

Front Panel

. . . . . . . . . . . . . . . . . . . . . 118

Back Panel

. . . . . . . . . . . . . . . . . . . . . 121

LED Definitions

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

Power Consumption for PoE Switches

. . . . . . . 126

Dell EMC Networking N2100-ON Series Switch

Hardware

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

Front Panel

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

Back Panel

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

LED Definitions

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

Power Consumption for PoE Switches

. . . . . . . 134

Dell EMC Networking N3000E-ON Series Switch

Hardware

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

Front Panel

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

Back Panel

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

LED Definitions

. . . . . . . . . . . . . . . . . . . 144

Power Consumption for PoE Switches

. . . . . . . 149

Dell EMC Networking N3100-ON Series Switch

Hardware

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

Contents 9

Front Panel . . . . . . . . . . . . . . . . . . . . . 151

Back Panel

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

LED Definitions

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

Power Consumption for PoE Switches

. . . . . . . 158

PoE Power Budget Limit

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

Switch MAC Addresses

. . . . . . . . . . . . . . . . . 161

4 Using Dell EMC OpenManage Switch

Administrator

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

About Dell EMC OpenManage Switch Administrator . 163

Starting the Application

. . . . . . . . . . . . . . . . . 164

Understanding the Interface

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

Using the Switch Administrator Buttons and Links

. . . 167

Defining Fields

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

Understanding the Device View

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

Using the Device View Port Features

. . . . . . . 168

Using the Device View Switch Locator Feature

. . 169

5 Using the Command-Line Interface. . . . 171

Accessing the Switch Through the CLI . . . . . . . . . 171

Console Connection

. . . . . . . . . . . . . . . . 171

Telnet Connection

. . . . . . . . . . . . . . . . . 172

Understanding Command Modes

. . . . . . . . . . . . 173

Entering CLI Commands

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

Using the Question Mark to Get Help

. . . . . . . 175

Using Command Completion

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

10 Contents

Entering Abbreviated Commands. . . . . . . . . . 176

Negating Commands

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

Command Output Paging

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

Understanding Error Messages

. . . . . . . . . . 177

Recalling Commands from the History Buffer

. . . 177

6 Default Settings . . . . . . . . . . . . . . . . . . . 179

7 Setting the IP Address and Other Basic

Network Information

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

IP Address and Network Information Overview . . . . 183

What Is the Basic Network Information?

. . . . . . 183

Why Is Basic Network Information Needed?

. . . 184

How Is Basic Network Information Configured?

. . 185

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

Management?

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

Default Network Information

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

Configuring Basic Network Information (Web)

. . . . . 189

Out-of-Band Interface

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

IP Interface Configuration (Default VLAN IP

Address)

. . . . . . . . . . . . . . . . . . . . . . . 190

Route Entry Configuration (Switch Default

Gateway)

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

Domain Name Server

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

Default Domain Name

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

Host Name Mapping

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

Dynamic Host Name Mapping

. . . . . . . . . . . 197

Configuring Basic Network Information (CLI)

. . . . . . 198

Enabling the DHCP Client on the OOB Port

. . . . . 198

Contents 11

Enabling the DHCP Client on the Default VLAN . . 198

Managing DHCP Leases

. . . . . . . . . . . . . . 199

Configuring Static Network Information on the

OOB Port . . . . . . . . . . . . . . . . . . . . . . 200

Configuring Static Network Information on the

Default VLAN . . . . . . . . . . . . . . . . . . . . 201

Configuring and Viewing Additional Network

Information

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

Basic Network Information Configuration Examples

. . 204

Configuring Network Information Using the OOB

Port

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

Configuring Network Information Using the Serial

Interface

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

8 Stacking. . . . . . . . . . . . . . . . . . . . . . . . . 209

Stacking Overview. . . . . . . . . . . . . . . . . . . . 209

Dell EMC Networking Stacking Compatibility

. . . 213

How is the Stack Master Selected?

. . . . . . . . 214

Adding a Switch to the Stack

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

Removing a Switch from the Stack

. . . . . . . . . 216

How is the Firmware Updated on the Stack?

. . . 217

What is Stacking Standby?

. . . . . . . . . . . . . 217

What is Nonstop Forwarding?

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

Switch Stack MAC Addressing and Stack Design

Considerations

. . . . . . . . . . . . . . . . . . . 221

NSF Network Design Considerations

. . . . . . . 221

Why is Stacking Needed?

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

Default Stacking Values

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

Managing and Monitoring the Stack (Web)

. . . . . . 224

Unit Configuration

. . . . . . . . . . . . . . . . . 224

12 Contents

Stack Summary . . . . . . . . . . . . . . . . . . . 225

Stack Firmware Synchronization

. . . . . . . . . . 226

Supported Switches

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

Stack Port Summary

. . . . . . . . . . . . . . . . 228

Stack Port Counters

. . . . . . . . . . . . . . . . . 229

Stack Port Diagnostics

. . . . . . . . . . . . . . . 229

NSF Summary

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

Checkpoint Statistics

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

Managing the Stack (CLI)

. . . . . . . . . . . . . . . . 232

Configuring Stack Member, Stack Port, SFS and

NSF Settings

. . . . . . . . . . . . . . . . . . . . 232

Viewing and Clearing Stacking and NSF

Information

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

Connecting to the Management Console from a

Stack Member

. . . . . . . . . . . . . . . . . . . 235

Stacking and NSF Usage Scenarios

. . . . . . . . . . . 235

Basic Failover

. . . . . . . . . . . . . . . . . . . . 235

Preconfiguring a Stack Member

. . . . . . . . . . 237

NSF in the Data Center

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

NSF and VoIP

. . . . . . . . . . . . . . . . . . . . 240

NSF and DHCP Snooping

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

NSF and the Storage Access Network

. . . . . . . 242

NSF and Routed Access

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

9 Authentication, Authorization, and

Accounting

. . . . . . . . . . . . . . . . . . . . . . . 247

AAA Introduction. . . . . . . . . . . . . . . . . . . . . 247

Methods

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

Method Lists

. . . . . . . . . . . . . . . . . . . . 249

Access Lines

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

Enabling SSH Access

. . . . . . . . . . . . . . . . 251

Contents 13

Access Lines (AAA) . . . . . . . . . . . . . . . . 251

Access Lines (Non-AAA)

. . . . . . . . . . . . . . 252

Authentication

. . . . . . . . . . . . . . . . . . . . . . 253

Authentication Access Types

. . . . . . . . . . . 253

Authentication Manager

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

Using RADIUS

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

Using TACACS+ Servers to Control Management

Access . . . . . . . . . . . . . . . . . . . . . . . 268

Dynamic ACL Overview

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

Authentication Examples

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

Public Key SSH Authentication Example

. . . . . . 285

Associating a User With an SSH Key

. . . . . . . 294

Authorization

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

Exec Authorization Capabilities

. . . . . . . . . . 296

Authorization Examples

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

RADIUS Change of Authorization

. . . . . . . . . . 300

TACACS Authorization

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

Accounting

. . . . . . . . . . . . . . . . . . . . . . . . 309

RADIUS Accounting

. . . . . . . . . . . . . . . . 309

IEEE 802.1X

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

What is IEEE 802.1X?

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

What are the 802.1X Port Authentication Modes?

. 313

What are Authentication Host Modes

. . . . . . . 314

What is MAC Authentication Bypass?

. . . . . . . 315

What is the Role of 802.1X in VLAN Assignment?

. 317

What is Monitor Mode?

. . . . . . . . . . . . . . 321

How Does the Authentication Server Assign

DiffServ Policy or ACLs?

. . . . . . . . . . . . . . 323

What is the Internal Authentication Server?

. . . . 323

Default 802.1X Values

. . . . . . . . . . . . . . . . 323

Configuring IEEE 802.1X (Web)

. . . . . . . . . . . 324

14 Contents

Captive Portal . . . . . . . . . . . . . . . . . . . . . . 348

Captive Portal Overview

. . . . . . . . . . . . . . 348

Default Captive Portal Behavior and Settings

. . . 356

Configuring Captive Portal (Web)

. . . . . . . . . . 358

Configuring Captive Portal (CLI)

. . . . . . . . . . 374

Captive Portal Configuration Example

. . . . . . . 380

In Case Of Problems in Captive Portal Deployment

384

10 Monitoring and Logging System

Information

. . . . . . . . . . . . . . . . . . . . . . . 385

System Monitoring Overview . . . . . . . . . . . . . . 385

What System Information Is Monitored?

. . . . . . 385

Why Is System Information Needed?

. . . . . . . . 386

Where Are Log Messages Sent?

. . . . . . . . . . 386

What Are the Severity Levels?

. . . . . . . . . . . 387

What Are the System Startup and Operation Logs?

387

What Is the Log Message Format?

. . . . . . . . . 388

What Factors Should Be Considered When

Configuring Logging?

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

Default Log Settings

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

Monitoring System Information and Configuring

Logging (Web)

. . . . . . . . . . . . . . . . . . . . . . 392

Device Information

. . . . . . . . . . . . . . . . . 392

System Health

. . . . . . . . . . . . . . . . . . . . 394

System Resources

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

Unit Power Usage History

. . . . . . . . . . . . . 396

Integrated Cable Test for Copper Cables

. . . . . . 397

Optical Transceiver Diagnostics

. . . . . . . . . . 398

Log Global Settings

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

RAM Log

. . . . . . . . . . . . . . . . . . . . . . 400

Log File

. . . . . . . . . . . . . . . . . . . . . . . 402

Contents 15

SYSLOG Server . . . . . . . . . . . . . . . . . . . 402

Email Alert Global Configuration

. . . . . . . . . . 405

Email Alert Mail Server Configuration

. . . . . . . 405

Email Alert Subject Configuration

. . . . . . . . . 407

Email Alert To Address Configuration

. . . . . . . 408

Email Alert Statistics

. . . . . . . . . . . . . . . . 408

Monitoring System Information and Configuring

Logging (CLI)

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

Viewing System Information and Enabling the

Locator LED

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

Running Cable Diagnostics

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

Configuring Local Logging

. . . . . . . . . . . . . 412

Configuring Remote Logging

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

Configuring Mail Server Settings

. . . . . . . . . . 414

Configuring Email Alerts for Log Messages

. . . . 415

Logging Configuration Examples

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

Configuring Local and Remote Logging

. . . . . . 417

Configuring Email Alerting

. . . . . . . . . . . . . 420

11 Managing General System Settings . . . 423

System Settings Overview. . . . . . . . . . . . . . . . 423

Why Does System Information Need to Be

Configured?

. . . . . . . . . . . . . . . . . . . . . 425

What Are SDM Templates?

. . . . . . . . . . . . 425

Why is the System Time Needed?

. . . . . . . . . 428

How Does SNTP Work?

. . . . . . . . . . . . . . 428

What Configuration Is Required for Plug-In

Modules?

. . . . . . . . . . . . . . . . . . . . . . 429

Default General System Information

. . . . . . . . . . 429

Configuring General System Settings (Web)

. . . . . . 430

16 Contents

System Information . . . . . . . . . . . . . . . . . 430

CLI Banner

. . . . . . . . . . . . . . . . . . . . . 433

SDM Template Preference

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

Clock

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

SNTP Global Settings

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

SNTP Authentication

. . . . . . . . . . . . . . . . 437

SNTP Server

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

Summer Time Configuration

. . . . . . . . . . . . 442

Time Zone Configuration

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

Card Configuration

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

Slot Summary

. . . . . . . . . . . . . . . . . . . . 445

Supported Cards

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

Power Over Ethernet Global Configuration

. . . . . 447

Power Over Ethernet Unit Configuration

. . . . . . 448

Power Over Ethernet Interface Configuration

. . . 449

Configuring System Settings (CLI)

. . . . . . . . . . . . 451

Configuring System Information

. . . . . . . . . . 451

Configuring the Banner

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

Managing the SDM Template

. . . . . . . . . . . 453

Configuring SNTP Authentication and an SNTP

Server . . . . . . . . . . . . . . . . . . . . . . . . 453

Setting the System Time and Date Manually

. . . . 455

Configuring the Expansion Slots

. . . . . . . . . . 456

Viewing Slot Information

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

Configuring PoE Settings

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

General System Settings Configuration Examples

. . . 459

Configuring System and Banner Information

. . . . 459

Configuring SNTP

. . . . . . . . . . . . . . . . . . 462

Configuring the Time Manually

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

12 SNMP . . . . . . . . . . . . . . . . . . . . . . . . . . . 465

SNMP Overview . . . . . . . . . . . . . . . . . . . . . 465

Contents 17

What Is SNMP?. . . . . . . . . . . . . . . . . . . 465

What Are SNMP Traps?

. . . . . . . . . . . . . . 466

Why Is SNMP Needed?

. . . . . . . . . . . . . . 467

Default SNMP Values

. . . . . . . . . . . . . . . . . . 467

Configuring SNMP (Web)

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

SNMP Global Parameters

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

SNMP View Settings

. . . . . . . . . . . . . . . . 470

Access Control Group

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

SNMPv3 User Security Model (USM)

. . . . . . . 474

Communities

. . . . . . . . . . . . . . . . . . . . 477

Notification Filter

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

Notification Recipients

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

Trap Flags

. . . . . . . . . . . . . . . . . . . . . . 482

OSPFv2 Trap Flags

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

OSPFv3 Trap Flags

. . . . . . . . . . . . . . . . . 484

Trap Log

. . . . . . . . . . . . . . . . . . . . . . . 485

Configuring SNMP (CLI)

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

Configuring the SNMPv3 Engine ID

. . . . . . . . 487

Configuring SNMP Views, Groups, and Users

. . . 488

Configuring Communities

. . . . . . . . . . . . . . 491

Configuring SNMP Notifications (Traps and

Informs) . . . . . . . . . . . . . . . . . . . . . . . 493

SNMP Configuration Examples

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

Configuring SNMPv1 and SNMPv2

. . . . . . . . . 496

Configuring SNMP Management Station Access

. 497

Configuring SNMPv3

. . . . . . . . . . . . . . . . 498

13 Images and File Management . . . . . . . . 503

Image and File Management Overview . . . . . . . . . 503

What Files Can Be Managed?

. . . . . . . . . . . 503

18 Contents

Why Is File Management Needed? . . . . . . . . . 505

What Methods Are Supported for File

Management?

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

What Factors Should Be Considered When

Managing Files?

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

How Is the Running Configuration Saved?

. . . . . 511

Managing Images and Files (Web)

. . . . . . . . . . . 512

File System

. . . . . . . . . . . . . . . . . . . . . 512

Active Images

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

USB Flash Drive

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

File Download

. . . . . . . . . . . . . . . . . . . . 515

File Upload

. . . . . . . . . . . . . . . . . . . . . 517

Copy Files

. . . . . . . . . . . . . . . . . . . . . . 519

Managing Images and Files (CLI)

. . . . . . . . . . . . 520

Downloading and Activating a New Image (TFTP)

. 521

Managing Files in Internal Flash

. . . . . . . . . . 522

Managing Files on a USB Flash Device

. . . . . . 523

Uploading a Configuration File (SCP)

. . . . . . . . 524

Managing Configuration Scripts (SFTP)

. . . . . . 525

SCP Server

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

File and Image Management Configuration Examples

. 527

Upgrading the Firmware

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

Managing Configuration Scripts

. . . . . . . . . . 530

Managing Files by Using the USB Flash Drive

. . . 532

14 DHCP and USB Auto-Configuration . . . . 535

Auto Configuration Overview . . . . . . . . . . . . . . 535

What Is USB Auto Configuration?

. . . . . . . . . 536

What Files Does USB Auto Configuration Use?

. . 536

How Does USB Auto Configuration Use the Files

Contents 19

on the USB Device? . . . . . . . . . . . . . . . . 537

What Is the Setup File Format?

. . . . . . . . . . . 539

What Is the DHCP Auto Configuration Process?

. . 539

Monitoring and Completing the DHCP Auto

Configuration Process

. . . . . . . . . . . . . . . 545

What Are the Dependencies for DHCP Auto

Configuration?

. . . . . . . . . . . . . . . . . . . 546

Default Auto Configuration Values

. . . . . . . . . . . 548

Managing Auto Configuration (Web)

. . . . . . . . . . 549

Auto-Install Configuration

. . . . . . . . . . . . . 549

Managing Auto Configuration (CLI)

. . . . . . . . . . . 550

Managing Auto Configuration

. . . . . . . . . . . 550

Auto Configuration Example

. . . . . . . . . . . . . . . 551

Enabling USB Auto Configuration and Auto Image

Download

. . . . . . . . . . . . . . . . . . . . . . 551

Enabling DHCP Auto Configuration and Auto

Image Download

. . . . . . . . . . . . . . . . . . 552

Easy Firmware Upgrade/Downgrade via USB

. . . 554

15 Monitoring Switch Traffic . . . . . . . . . . . 555

Traffic Monitoring Overview . . . . . . . . . . . . . . 555

What is sFlow Technology?

. . . . . . . . . . . . 555

What is RMON?

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

What is Port Mirroring?

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

Port Mirroring Behaviors

. . . . . . . . . . . . . . 561

RSPAN

. . . . . . . . . . . . . . . . . . . . . . . 563

Remote Capture

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

Why is Traffic Monitoring Needed?

. . . . . . . . 565

Default Traffic Monitoring Values

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

20 Contents

Monitoring Switch Traffic (Web) . . . . . . . . . . . . 566

sFlow Agent Summary

. . . . . . . . . . . . . . . 566

sFlow Receiver Configuration

. . . . . . . . . . . 567

sFlow Sampler Configuration

. . . . . . . . . . . . 568

sFlow Poll Configuration

. . . . . . . . . . . . . . 569

Interface Statistics

. . . . . . . . . . . . . . . . . 570

Etherlike Statistics

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

GVRP Statistics

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

EAP Statistics

. . . . . . . . . . . . . . . . . . . . 573

Utilization Summary

. . . . . . . . . . . . . . . . . 574

Counter Summary

. . . . . . . . . . . . . . . . . . 575

Switchport Statistics

. . . . . . . . . . . . . . . . 576

RMON Statistics

. . . . . . . . . . . . . . . . . . 577

RMON History Control Statistics

. . . . . . . . . . 577

RMON History Table

. . . . . . . . . . . . . . . . 580

RMON Event Control

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

RMON Event Log

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

RMON Alarms

. . . . . . . . . . . . . . . . . . . . 584

Port Statistics

. . . . . . . . . . . . . . . . . . . . 586

LAG Statistics

. . . . . . . . . . . . . . . . . . . . 587

Port Mirroring

. . . . . . . . . . . . . . . . . . . . 588

Monitoring Switch Traffic (CLI)

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

Configuring sFlow

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

Configuring RMON

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

Viewing Statistics

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

Configuring Port Mirroring

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

Configuring RSPAN

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

Traffic Monitoring Examples

. . . . . . . . . . . . . . 600

Showing Interface Traffic

. . . . . . . . . . . . . . 600

Configuring sFlow

. . . . . . . . . . . . . . . . . . 601

Configuring RMON

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

Configuring Remote Capture

. . . . . . . . . . . . 604

Configuring RSPAN

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

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Dell EMC PowerSwitch N3000E-ON Series User guide

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