Configuring the ECN330-switch
3911553-KDU 137 365 Uen D 2006-06-16
• A delay to the preempt function can be configured 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 (VRRP Group Configuration)
• VLAN ID – ID of a VLAN configured with an IP interface.
(Range: 1-4094; Default: 1)
• VRID – VRRP group identifier. (Range: 1-255)
• State – VRRP router role. (Values: Master, Backup)
• Virtual Address – Virtual IP address for this group.
• Interval – Interval at which the master virtual router sends
advertisements communicating its state as the master.
• Preemption – Shows if this router is allowed to preempt the acting
master.
• Priority – Priority of this router in the VRRP group.
• AuthType – Authentication mode used to verify VRRP packets from
other routers.
Command Attributes (VRRP Group Configuration Detail)
• Associated IP Table – IP interfaces associated with this virtual router
group.
• Associated IP – IP address of the virtual router. If this address matches
a real interface on the ECN330-switch, then this interface will become
the virtual master router for this VRRP group.
• Advertisement Interval – Interval at which the master virtual router
sends advertisements communicating its state as the master. (Range:
1-255 seconds; Default: 1 second)
• VRRP advertisements from the current master virtual router include
information about its priority and current state as the master.
• VRRP advertisements are sent to the multicast address 224.0.0.8.
Using a multicast address reduces the amount of traffic that has to
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