[j-nsp] Interface mirroring?

[Nils Kolstein]

> Hi all,
> 
> Quick question.  We're setting up an M-40 with 2 gig-e 
> interfaces so that 
> failure of either interface (or the switch its plugged into) 
> doesn't mean 
> the M-40 is unavailable.  We could setup VRRP between the 
> interfaces, but 
> there is about 20 (and growing) sub-interfaces that need to 
> be failed over 
> if one of the gig-e interfaces fail.
> 
> Is there an easier way to keep the two interfaces in sync other than 
> editing both interfaces by hand everytime a change has to be made?
> 
> Thanks,
> 
> Rich

Rich,

VRRP is not an option as it would require you to configure two
IP-adresses in the same segment on one router. That won't work.. 
A better option is to use Etherchanneling from your M40 to the switch
provided that the switch supports it..

Hope this helps..

Nils Kolstein
Senior Netwerkbeheerder
KPN Planet Technologies
Tel:  030-6588284
Fax: 033-4513101
E-mail: n.kolstein at planettechnologies.nl