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Virtual Router Redundancy Protocol Commands
Defaults
•
Disabled ‐ the VR master will not respond to an ICMP echo request sent to the virtual IP
address if it is not the physical owner.
•
If no group is provided, the default group is 1.
Mode
Interface configuration:
Examples
The following example enables this feature for VR 2 on interface F1:
XSR(config)#interface fastethernet 1
XSR(config-if<F1>)#vrrp 2 master-respond-ping
The following example disables this feature for VR 2 on interface F1:
XSR(config-if<F1>)#no vrrp 2 master-respond-ping
vrrp <group> preempt
This command configures the router to take over as master Virtual Router (VR) for a virtual group
if it has higher priority than the current master VR.
This feature is enabled by default. You can also configure a delay, which will cause the virtual
router to wait the specified interval before issuing an advertisement claiming master ownership.
Syntax
vrrp group preempt [delay <seconds>]
group
seconds
Syntax of the "no" Form
Disable this feature with the no form of the command:
no vrrp group preempt
Defaults
•
Enabled
•
Group : 1 , ranging from 1 to 255
•
Seconds: 0
5-194 Configuring the Internet Protocol
XSR(config-if<xx>)#
Notes: The XSR established as the IP address owner will pre-empt another VR, regardless of the
setting of this command.
All VRs in a virtual group must share the same preempt attribute. That is, if one VR is set as no
preempt, the others must be set likewise.
VR group number.
Interval the router will delay before issuing an advertisement claiming
master ownership.
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