[alcatel-nsp] VRRP for VPRN on 7750

[Richard Lee]

Hi Andhy,

I think you have specified the interface IP off SR-1 as the standby IP
for SR-2. The backup IP needs to be the same on both boxes

Regards,
Richard Lee

On 21 April 2010 09:15, Andhy Indarto <andhy.indarto at indosat.com> wrote:
> Dear all,
>
> I have config the vprn with vrrp feature. The config looks like this :
>
>
>
> 7750 SR-1:
>
>
>
>             interface "test" create
>
>                 address 10.212.33.1/25
>
>                 vrrp 10
>
>                     backup 10.212.33.3
>
>                     priority 200
>
>                     ping-reply
>
>                     telnet-reply
>
>                     ssh-reply
>
>                 exit
>
>                 vrrp 20
>
>                     backup 10.212.33.2
>
>                     ping-reply
>
>                     telnet-reply
>
>                     ssh-reply
>
>                 exit
>
>
>
>
>
> 7750 SR-2 :
>
>
>
>             interface "test" create
>
>                 address 10.212.33.2/25
>
>                 vrrp 10
>
>                     backup 10.212.33.3
>
>                     priority 200
>
>                     ping-reply
>
>                     telnet-reply
>
>                     ssh-reply
>
>                 exit
>
>                 vrrp 20
>
>                     backup 10.212.33.1
>
>                     ping-reply
>
>                     telnet-reply
>
>                     ssh-reply
>
>                 exit
>
>
>
> and the verification with show command are :
>
>
>
> 7750 SR-1 :
>
>
>
> 7750_SR1# show router 400 vrrp instance
>
>
>
> ===============================================================================
>
> VRRP Instances
>
> ===============================================================================
>
> Interface Name                   VR Id Own Adm  State       Base Pri   Msg
> Int   Opr     Pol       Id      InUse Pri  Inh Int
>
> -------------------------------------------------------------------------------
>
> test1                                         10    No  Up   Master
> 250       1         Up        n/a     250        No     Backup Addr:
> 10.212.34.3
>
> test1                                         20    No  Up   Master
> 100       1         Up     n/a     100        No     Backup Addr:
> 10.212.34.2
>
>
>
> test                                           10    No  Up   Backup
> 200       1         Up     n/a     200        No     Backup Addr:
> 10.212.33.3
>
> test                                           20    No  Up   Backup
> 100       1         Up     n/a     100        No     Backup Addr:
> 10.212.33.2
>
> -------------------------------------------------------------------------------
>
>
>
> 7750 SR-2 :
>
>
>
> 7750_SR2# show router 500 vrrp instance
>
>
>
> ===============================================================================
>
> VRRP Instances
>
> ===============================================================================
>
> Interface Name                   VR Id Own Adm  State       Base Pri   Msg
> Int   Opr     Pol       Id      InUse Pri  Inh Int
>
> -------------------------------------------------------------------------------
>
> test1                                         10    No  Up   Master
> 200       1         Up     n/a     200        No      Backup Addr:
> 10.212.34.3
>
> test1                                         20    No  Up   Master
> 100       1         Up     n/a     100        No      Backup Addr:
> 10.212.34.2
>
>
>
> test                                           10    No  Up   Master
> 200       1         Up     n/a     200        No      Backup Addr:
> 10.212.33.3
>
> test                                           20    No  Up   Master
> 100       1         Up     n/a     100        No      Backup Addr:
> 10.212.33.1
>
> -------------------------------------------------------------------------------
>
>
>
> The result is when the condition of vrrp is master and master than the
> traffic flow is normal such as in interface “test1” but when the condition
> of vrrp is master and backup than the traffic flow is fail.
>
> What is the good condition or the default condition of vrrp ? is it master
> and backup or master and master ?
>
> Is there any miss configuration that I make ?
>
> For service redundancy, especially vprn, does it better use vrrp or srrp ?
>
> Thank you for the support.
>
> Regards,
>
> andhi indarto
>
>
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