User Guide

Topology Example Three 241
Chapter 18
Layer-3 switch configuration:
layer3(config) #interface vlan 15
layer3(config-if) #ip helper-address 10.4.0.12
; DHCP Relay
layer3(config-if) #ip helper-address 10.200.14.14
; ADP relay
3 Configure the Virtual Router Redundancy Protocol (VRRP) on both the
switches on the subnet that connects the two Alcatel Mobility Controllers
as shown below:
FIGURE 18-2 Configuring VRRP
4 Click Add to create a new VRRP instance on the switch and configure var-
ious VRRP related parameters: