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sends other messages indicating that it is no longer acting as the
designated router.
You can add a delay to the preempt function to give additional time to
receive an advertisement message from the current master before
taking control. If the router attempting to become the master has just
come on line, this delay also gives it time to gather information for its
routing table before actually preempting the currently active master
router.
Field Attributes (HSRP Group Configuration)
•VLAN ID
– ID of a VLAN configured with an IP interface. (Range:
1-4094; Default: 1)
•Group – HSRP group identifier. (Range: 1-255)
• State – HSRP router role. (Values: Master, Backup)
Virtual Address – Virtual IP address for this group.
•Hellotime – Interval at which the master and standby virtual routers
send advertisements communicating their state.
•Holdtime – Time before the master or standby router is declared
down.
• Preemption – Shows if this router is allowed to preempt the acting
master.
•Priority – Priority of this router in the HSRP group.
Command Attributes (HSRP Group Configuration Detail)
•Hellotime – Interval at which the master and standby virtual routers
send advertisements communicating their state.
(Range: 1-254 seconds; Default: 3)