[asterisk-users] Failover router recommendation

[James Sharp]

On 10/9/2012 3:52 PM, Niccolò Belli wrote:

> http://www.traverse.com.au/geos21-dual-adsl2-x86-router-appliance
>
> I achieved fallback in less than 10 seconds flushing routing cache and
> nat tables with nearly zero false positives (I can do even better but I
> prefer having less false disconnections).
> I don't use this router but a Traverse Solos PCI Adsl2+ card and a linux
> box.

Do you have your phones set for a short register time?  Otherwise the 
far end might have stale contact information to send incoming calls back to.