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Nortel 2526T User Manual

Nortel 2526T
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Nortel Ethernet Routing Switch 2500 Series
Security Configuration and
Management
NN47215-505 (323165-B)
.

Table of Contents

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Nortel 2526T Specifications

General IconGeneral
Model2526T
Ports24
Uplink Ports2
LayerLayer 2
Power SupplyInternal
ManageableYes
Switching Capacity8.8 Gbps
Forwarding Rate6.5 Mpps
Jumbo Frame SupportYes
TypeManaged
FeaturesVLAN, QoS
Form FactorRack Mount
MAC Address Table Size8K entries
Operating Temperature0 °C to 40 °C
Storage Temperature-40°C to 70°C
Operating Humidity10% to 90% (non-condensing)
Storage Humidity10 - 95% (non-condensing)

Summary

New in this release

Features

Information about feature changes in the release.

Advanced Security features

Details on advanced EAPOL security features supported.

Introduction

Before you begin

Guide intended for network administrators with specific background knowledge.

Text conventions

Explains text conventions used throughout the guide.

How to get help

Getting help from the Nortel Web site

Information on obtaining technical support via the Nortel Web site.

Getting help from a specialist by using an Express Routing Code

How to contact specialists using an Express Routing Code.

Using security in your network

Setting management passwords

Configure local or RADIUS password for management access or set SNMP community strings.

Configuring Security options

Provides three levels of LAN security: RADIUS, MAC, and EAPOL.

RADIUS-based network security

Network access control using RADIUS protocol for authentication.

MAC address-based security

Network access control based on authorized source MAC addresses.

EAPOL-based security

Security based on Extensible Authentication Protocol over LAN (EAPOL).

Password security

Enhanced security for switch and stack passwords.

Simple Network Management Protocol

Supports SNMP for monitoring and changing device states.

Advanced EAPOL features

Supports Multihost (MH) and Non-EAPOL hosts on EAPOL-enabled ports.

Configuring Security using the CLI

Securing your system

Secure the system using CLI commands for username, IP manager, Telnet, SSH, RADIUS, SNMP.

Securing your network

Secure the network using CLI commands for MAC address and EAPOL-based security.

Configuring Security using Device Manager

EAPOL tab

Set and view EAPOL security information for the switch.

AuthConfig tab

Lists boards, ports, and MAC addresses with security configuration.

AuthStatus tab

Displays authorized boards and port status data collection.

SSH tab

Displays parameters available for SSH configuration.

Radius Server tab

Configure primary and secondary RADIUS server settings.

Configuring EAPOL on ports

Configure additional EAPOL-based security parameters for ports.

Working with SNMPv3

Details on SNMPv3 architecture, security models, and configuration.

Configuring Security using web-based management

Configuring system security

Steps to build and manage security using the Web-based management interface.

Setting console, Telnet, and Web passwords

Set Console, Telnet, and Web passwords using the web interface.

Accessing the management interface

Log on to the Web-based management interface after setting passwords/RADIUS.

Configuring MAC address-based security

Specify system responses to unauthorized network access using MAC addresses.

Configuring SNMPv1

Configure SNMPv1 community strings, trap mode, and autotopology settings.

Configuring SNMPv3

Build and manage SNMPv3 using the Web-based management user interface.

Appendix A SNMP MIB support

SNMP MIB support

Lists supported standard and proprietary SNMP MIBs for the switch.

SNMP trap support

Describes supported industry standard and proprietary SNMPv1 traps.

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