Configuring VRRP ip vrrp authentication-key
21-70 Routing Protocol Configuration
ip vrrp authentication-key
UsethiscommandtosetaVRRPauthenticationpasswordonaninterface.
Syntax
ip vrrp authentication-key password
no ip vrrp authentication-key
Parameters
Defaults
None.
Mode
Routercommand,Interfaceconfiguration:Matrix>Router(config‐if(Vlan1))#
Usage
The“no”formofthiscommandclearsVRRPauthentication.
Example
ThisexampleshowshowtosettheVRRPauthenticationpasswordto“vrrpkey”onVLAN1:
Matrix>Router(config)#interface vlan 1
Matrix>Router(config-if(Vlan 1))#ip vrrp authentication-key vrrpkey
ip vrrp message-digest-key
UsethiscommandtosetaVRRPMD5authenticationpasswordonaninterface.
Syntax
ip vrrp message-digest-key vrid md5 password [hmac-96]
no ip vrrp message-digest-key
Parameters
password Specifiesanauthenticationpassword.Textstringcanbe1to8
charactersinlength.
vrid SpecifiestheVirtualRouterID(VRID).Validvaluesarefrom1to255.
md5 SpecifiestheauthenticationtypeasMD5.
password SpecifiesanMD5authenticationpassword.Textstringcanbe1to16
charactersinlength.
hmac‐96 (Optional)IfVRRPisrunningbetweenEnterasysMatrixN orEnterasys
MatrixE1routers,this
keywordisnotrequired.IfVRRPisrunbetween
anEnterasysMatrixNrouterandsomethingotherthananEnterasys
MatrixE1oranEnterasysMatrixNrouter,thiskeywordallowsthe
md5authenticationtoworkbetweenthoserouters.