[Devel] Blacklist and failover

[Alex]

Hello, 

> the 408 timeout was locally generated by openser or was received? if it 
> is the first case, was there any provisional reply received from UAS?

Locally generated by server. It was first try to send packet to another server which was off-line. 
Another requests were not sent and 477 was returned by server.

> I'm asking because a local generated 408 timeout with no reply received 
> is considered a failure that triggers DNS-based failover (RFC3262) and 
> if disable_dns_blacklist=no, the destination IP address will be 
> blacklisted for 4 minutes.
> 
> can you check if this was the case?
> 
> you can inspect the content of the blacklist via MI command 
> "list_blacklists"

200 OK
List:: dns owner=17 flags=6
	Rule::  flags=0
		IP:: ip
		Mask:: 255.255.255.255
		Proto:: 1
		Port:: port
		Expire:: 556