multiple router option with metric

Chuck Anderson cra at WPI.EDU
Mon Apr 9 14:27:13 UTC 2007

On Mon, Apr 09, 2007 at 02:32:05PM +0100, Simon Hobson wrote:
> Best way to do this is with a virtual router protocol like HSRP (Hot 
> Standby Router Protocol) if using Cisco kit, or another whose name I 
> can't remember which isn't proprietry. It's a LOT simpler than trying 
> to configure every device on the network to understand the concept of 
> "router is down, use another" !

The standard is VRRP (Virtual Router Redundancy Protocol).  There is 
also CARP by the OpenBSD folks, which supposedly avoids the patents 
that are required to implement VRRP.

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