[OpenSIPS-Devel] [RFC] NAT pinging

Dan Pascu dan at ag-projects.com
Tue Dec 16 08:36:54 CET 2008


On Friday 12 December 2008, Iñaki Baz Castillo wrote:
> > B) PATH extension
> >
> > First of all if PATH is used and simply UDP ping is used, nathelper
> > pings the source of the REGISTER (where it came from).
> > Question: does this make sense? as anyhow the INVITEs will be sent to
> > the top PATH uri....
>
> I've never used PATH yet, but wouldn't make sense that the pinging is
> done by nat_traversal module by the proxy receiving the REGISTER from
> the UA?

And that is the way it works. The nat_traversal module doesn't care if you 
use the path extension or not. It is designed to call the nat_keepalive() 
function on the border proxy (the 1st proxy in the path, the received the 
request directly from the device).

-- 
Dan



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