Command Line Interface
1002 1553-KDU 137 365 Uen D 2006-06-16
Example
This example creates VRRP group 1 using the primary interface for VLAN 1 as
the VRRP group Owner.
7.24.3 vrrp authentication
This command specifies the key used to authenticate VRRP packets received
from other routers. Use the no form to prevent authentication.
Syntax
vrrp <group> authentication <key>
no vrrp <group> authentication
• group - Identifies the virtual router group. (Range: 1-255)
• key - Authentication string. (Range: 1-8 alphanumeric characters)
Default Setting
No key is defined.
Command Mode
Interface (VLAN)
Command Usage
• All routers in the same VRRP group must be configured with the same
authentication key.
• When a VRRP packet is received from another router in the group, its
authentication key is compared to the string configured on this router. If
the keys match, the message is accepted. Otherwise, the packet is
discarded.
Console(config)#interface vlan 1
Console(config-if)#vrrp 1 ip 192.168.1.6
Console(config-if)#
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