[OpenSER-Users] Is there OPTIONS keepalive in TCP?

[Iñaki Baz Castillo]

El Friday 15 February 2008 11:01:02 Klaus Darilion escribió:
> Iñaki Baz Castillo schrieb:
> > Hi, I register a X-Lite (TCP client) and a Twinkle (UDP client) behind
> > NAT. I dissable STUN, ICE, keepalive, "discover external address", etc...
> > in both.
> >
> > They send a REGISTER to my OpenSer with public IP so I enable OPTIONS
> > pinging ifor both (I confirm that "location" table has the same cflags
> > for the you entries and so, all is correct.
> >
> > But I just see a periodical SIP OPTIONS by UDP for Twinkle. Are they
> > exist in case of TCP?
>
> Looks like this is a limitation of the natpinging. I would think it
> should work with TCP/TLS too (useful to handle clients which close the
> TCP connection after some time).

Dan-Pascau said in devel maillist:

"NAT pinging only handles UDP. For TCP there is a flag to set connection 
persistence to the lifetime of the registration."



-- 
Iñaki Baz Castillo
ibc at in.ilimit.es