KB.15.15

Figure 53 Example of using VRRP to provide redundant network access

OperationRouter 2 VR configurationRouter 1 VR configurationVR parameter

All routers in the same VR

have the same VRID.

11VRID (Virtual Router ID)

One owner and one or more

backups are allowed in a

given VR.

backupownerStatus

The IP address configured

for VLAN 100 in R1 (the

10.10.100.110.10.100.1Virtual IP Address

owner) is also configured as

the VIP for VRRP in both R1

and R2.

For any VR in any VLAN,

this is always defined as

00-00-5E-00-01-01VR Source MAC Address

00-00-5E-00-01- VRID

and is not configurable.

The router configured as

owner in any VR is

100 (Default)255 (Default)Priority

automatically assigned the

highest priority (255.)

backup routers are assigned

a default priority of 100,

which can be reconfigured.

General operation 275