[sr-dev] handling failed t_relay() when multiple usr locations

[Juha Heinanen]

Alex Balashov writes:

 > But when does t_relay() itself ever fail due to endpoint reachability 
 > issues?  I think t_relay() only fails for formal reasons, like host 
 > name lookup failure, invalid address format, etc?  Otherwise, it 
 > returns success;  if the endpoint is not reachable, the transaction 
 > simply times out.  If this is the case, branch route does get called.

my understanding is that t_relay calls a branch route always if
t_on_branch is used to set it.  then in that branch route, you should be
able to call set_forward_no_connect().

-- juha