Access to MIB Objects ........................................................................................................................... 12-3

Community Name Strings................................................................................................................. 12-3

User-Based....................................................................................................................................... 12-3

SNMP Support on Enterasys Switches ........................................................................................................ 12-3

Versions Supported ................................................................................................................................ 12-4

SNMPv1 andv2c Network Management Components ..................................................................... 12-4

SNMPv3 User-Based Security Model (USM) Enhancements .......................................................... 12-4

Terms and Definitions ............................................................................................................................ 12-5

Security Models and Levels ................................................................................................................... 12-6

Access Control ....................................................................................................................................... 12-6

Configuring SNMP ........................................................................................................................................ 12-7

Configuration Basics .............................................................................................................................. 12-7

How SNMP Processes a Notification Configuration ............................................................................... 12-7

SNMP Defaults ....................................................................................................................................... 12-8

Device Start Up Configuration .......................................................................................................... 12-8

Configuring SNMPv1/SNMPv2c ............................................................................................................. 12-9

Creating a New Configuration .......................................................................................................... 12-9

Adding to or Modifying the Default Configuration ........................................................................... 12-10

Configuring SNMPv3 ............................................................................................................................ 12-10

Configuring an SNMPv3 Inform or Trap Engine ID ........................................................................ 12-13

Configuring an SNMP View ............................................................................................................12-14

Configuring Secure SNMP Community Names ................................................................................... 12-15

Example.......................................................................................................................................... 12-17

Reviewing SNMP Settings .......................................................................................................................... 12-18

Chapter 13: Configuring Neighbor Discovery

Neighbor Discovery Overview ...................................................................................................................... 13-1

Neighbor Discovery Operation ............................................................................................................... 13-1

LLDP-MED ............................................................................................................................................. 13-3

LLDPDU Frames .................................................................................................................................... 13-5

Configuring LLDP ......................................................................................................................................... 13-7

LLDP Configuration Commands ............................................................................................................ 13-7

Basic LLDP Configuration ...................................................................................................................... 13-9

Example LLDP Configuration: Time to Live...................................................................................... 13-9

Example LLDP Configuration: Location Information......................................................................... 13-9

LLDP Display Commands .................................................................................................................... 13-10

Configuring Enterasys Discovery Protocol ................................................................................................. 13-10

Enterasys Discovery Protocol Configuration Commands .................................................................... 13-10

Example Enterasys Discovery Protocol Configuration ......................................................................... 13-11

Enterasys Discovery Protocol Show Commands ................................................................................. 13-11

Configuring Cisco Discovery Protocol ........................................................................................................ 13-11

Cisco Discovery Protocol Configuration Commands ........................................................................... 13-12

Example Cisco Discovery Protocol Configuration ................................................................................ 13-12

Cisco Discovery Protocol Configuration Commands ........................................................................... 13-12

Chapter 14: Configuring Syslog

System Logging Overview ............................................................................................................................ 14-1

Syslog Operation .......................................................................................................................................... 14-2

Syslog Operation on Enterasys Devices ................................................................................................ 14-2

Filtering by Severity and Facility ............................................................................................................ 14-2

Syslog Components and Their Use .............................................................................................................. 14-3

Basic Syslog Scenario ........................................................................................................................... 14-5

Interpreting Messages .................................................................................................................................. 14-6

Example ................................................................................................................................................. 14-6

Table of Contents