6 critical-ip, Critical-ip -82, Section 13.1.5.6 – Enterasys Networks 1G58x-09 User Manual

Page 676

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Process Overview: Routing Protocol Configuration

Configuring VRRP

13-82

Matrix E1 Series (1G58x-09 and 1H582-xx) Configuration Guide

Example

This example shows how set an advertise interval of 3 seconds on VLAN 1, VRID 1:

13.1.5.6 critical-ip

Use this command to set a critical IP address for VRRP routing. The critical IP address defines an
interface — in addition to the interface between hosts and a first-hop router — that will prevent the
master router from functioning properly if the interface were to fail. For example, an IP address of
an interface connecting a master router to a router configured for internet access would be
considered a critical IP address for VRRP routing.

critical-ip vlan vlan_id vrid ip_address

Syntax Description

Command Syntax of the “no” Form

The “no” form of this command clears the critical IP address:

no critical-ip vlan vlan_id vrid ip_address

Command Type

Router command.

Command Mode

Router configuration: Matrix>Router(config-router)#

Command Defaults

None.

Matrix>Router(config)#router vrrp

Matrix>Router(config-router)#advertise-interval vlan 1 1 3

vlan vlan_id

Specifies the number of the VLAN on which to set the
critical IP address. This VLAN must be configured for IP
routing as described in

Section 3.3.2

.

vrid

Specifies a unique Virtual Router ID (VRID) associated
with the routing interface. Valid values are from 1 to 255.

ip_address

Specifies the IP address to set as the critical IP address.

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