Configuring VRRP
20-42 IPv4 Routing Protocol Configuration
Configuring VRRP
Purpose
Toenableand configuretheVirtualRouterRedundancyProtocol(VRRP).Thisprotocoleliminates
thesinglepointoffailureinherentinthestaticdefaultroutedenvironmentbytransferringthe
responsibilityfromoneroutertoanotheriftheoriginalroutergoesdown.VRRP‐enabledrouters
decidewhowillbecomemasterandwhowill
becomebackupintheeventthe masterfails.
Commands
router vrrp
UsethiscommandtoenableordisableVRRPconfigurationmode.Thenoformofthiscommand
removesallVRRPconfigurationsfromtherunningconfiguration.
Syntax
router vrrp
no router vrrp
Parameters
None.
Defaults
None.
Mode
Globalconfiguration:C2(su)‐>router(Config)#
* Advanced License Required *
VRRP is an advanced routing feature that must be enabled with a license key. If you have purchased an
advanced license key, and have enabled routing on the device, you must activate your license as described in
the chapter entitled “Activating Licensed Features” in order to enable the VRRP command set. If you wish to
purchase an advanced routing license, contact Enterasys Networks Sales.
For information about... Refer to page...
router vrrp 20-42
create 20-43
address 20-44
priority 20-45
advertise-interval 20-45
preempt 20-46
enable 20-47
ip vrrp authentication-key 20-48
show ip vrrp 20-48