Configuring VRRP advertise-interval
21-66 Routing Protocol Configuration

advertise-interval

UsethiscommandtosettheintervalinsecondsbetweenVRRPadvertisements.
Syntax
advertise-interval vlan vlan-id vrid interval
no advertise-interval vlan vlan-id vrid interval
Parameters
Defaults
None.
Mode
Routercommand,Routerconfiguration:Matrix>Router(configrouter)#
Usage
AllrouterswiththesameVRIDshouldbeconfiguredwiththesameadvertisementinterval.
VRRPadvertisementsaresentbythemasterroutertootherroutersparticipatingintheVRRP
masterselectionprocess,informingthemofitsconfiguredvalues.Oncethemasterisselected,
thenadvertisementsaresenteveryadvertisingintervaltoletotherVRRProutersinthisVLAN/
VRIDknowtherouterisstillactingasmasteroftheVLAN/VRID.
The“no”formofthiscommandclearstheVRRPadvertiseintervalvalue.
Example
Thisexampleshowshowsetanadvertiseintervalof3secondsonVLAN1,VRID1:
Matrix>Router(config)#router vrrp
Matrix>Router(config-router)#advertise-interval vlan 1 1 3

critical-ip

UsethiscommandtosetacriticalIPaddressforVRRProuting.
Syntax
critical-ip vlan vlan-id vrid ip-address [critical-priority]
no critical-ip vlan vlan-id vrid ip-address
vlanvlanid SpecifiesthenumberoftheVLANonwhichtoconfiguretheVRRP
advertisementinterval.ThisVLANmustbeconfiguredforIProuting
asdescribedinReviewingandConfiguringRoutingonpage 2101.
vrid SpecifiesauniqueVirtualRouterID(VRID)associatedwiththerouting
interface.Validvaluesarefrom1to255.
interval SpecifiesaVRRPadvertisementintervaltoassociatewiththevrid.Valid
valuesarefrom1to255seconds.