[Serdev] [Patch] Ability to check negative reply code in the failure_route

[Juha Heinanen]

Atle Samuelsen writes:

 > Lemme guess, your setting a flag in your reply_route, and then reading
 > it in the failure_route?
 > 
 > That works, for some reason, its a hack , but it works..
 > 
 > the only drawback with this is when you have multiple downstream
 > elements and you want to do a prioritation of them.

i don't see a need to set any flags if (as i told) you set fr_timer to a
small value before t_relay to a gw.  if you get back any provisional
response, fr_timer does not expire and if you don't, it expires and you
know that your gw was dead.

-- juha