[f-nsp] VRRP problem

Brent Van Dussen vandusb at attens.com
Thu Jun 1 09:16:02 EDT 2006


Hello,

Could you also provide vlan information where the router-interface ve3 is 
applied on both sides?

-Brent


At 11:58 AM 5/30/2006, barney gumbo wrote:
>I am trying to get VRRP (not VRRP-extended) working between two BigIron 
>8k's.  It appears they aren't seeing each other and both become master, 
>thus cause an IP conflict etc.  I'm new to Foundry so hopefully I'm not 
>missing something simple.
>
>One is running version 07.0.10T53 the other is 07.1.24T53.
>
>The two swtiches are functioning as layer3 switches and have very simple 
>conifgurations.  Access ports, some trunking with vlan-tagged ports linked 
>to some access layer2 switches.  One is the STP root, the other is the 
>secondary root.  No QOS.  All routing is static, no dynamic 
>protocols.  Each switch has 5x layer3 ve interfaces.  The two switches are 
>connected together by with two seperate 2x gig-e trunks with 
>vlan-tagging.  I am able to ping all layer3 interfaces from each switch as 
>well as connect to both via telnet remotely, which indicates to me that 
>the trunking and vlan-tagging is working correctly.
>
>The config looked like this (switch-1 is supposed to be the master, 
>switch-2 is supposed to be the backup)
>
>switch-1#sho ip vrrp
>Total number of VRRP routers defined: 1
>Interface ethernet v3
>  auth-type no authentication
>  VRID 3
>   state master
>   administrative-status enabled
>   mode owner
>   priority 255
>   current priority 255
>   hello-interval 1 sec
>   ip-address <http://192.168.101.2/>192.168.101.2
>   advertise backup: disabled
>   backup routers <http://192.168.101.45/>192.168.101.45
>switch-1#
>
>switch-1#show run
>--SNIP--
>!
>interface ve 3
>  ip address <http://192.168.101.2/>192.168.101.2 
> <http://255.255.255.0/>255.255.255.0
>  ip helper-address 1 <http://192.168.100.40/>192.168.100.40
>  ip vrrp vrid 3
>   owner
>   ip-address <http://192.168.101.2/>192.168.101.2
>   activate
>!
>--SNIP--
>
>
>switch-2#sho ip vrrp
>Total number of VRRP routers defined: 1
>Interface ethernet v3
>  auth-type no authentication
>  VRID 3
>   state master
>   administrative-status enabled
>   mode non-owner(backup)
>   priority 100
>   current priority 100
>   hello-interval 1 sec
>   dead-interval 0 sec
>   current dead-interval 3.600 sec
>   preempt-mode true
>   ip-address <http://192.168.101.2/>192.168.101.2
>   advertise backup: disabled
>   next hello sent in 00:00:00
>switch-2#
>
>switch-2#show run
>--SNIP--
>!
>interface ve 3
>  ip address <http://192.168.101.45/>192.168.101.45 
> <http://255.255.255.0/>255.255.255.0
>  ip helper-address 1 <http://192.168.100.40/>192.168.100.40
>  ip vrrp vrid 3
>   backup
>   ip-address <http://192.168.101.2/>192.168.101.2
>   activate
>!
>--SNIP--
>I tried pinging the VRRP hello multicast address from each switch and did 
>not get a response, I'm not sure if this is by design or if it's another 
>symptom.
>
>Any thoughts on how to further debug the problem?
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