On Sun, Jan 31, 2010 at 4:58 PM, Scott Lawrence <[email protected]>wrote:
> On Sun, 2010-01-31 at 15:50 -0600, Eric Varsanyi wrote: > > > I cannot establish a voice path with any of the polycoms and the talk > > path to the IVR only works for about 30 seconds or so. > .... > > so I believe the firewall and its SIP support are roughly working. > > Those two statements don't seem to go together... > > 'roughly working' ~= 'roughly not working' > > > I've seen a bunch of traffic on the list implying that to use an ITSP > > you have to turn off 'Internet calling'. > > If you are using sipXbridge to connect to your ITSP, then you should > turn off the 'Internet calling' checkbox - it is for configuring an > external SBC (we're trying to work out a clearer set of configuration > screens for all this). > > > Should I be able to follow the cheat sheet on the wiki wrt remote > > workers and have it not break my ITSP functionality or these mutually > > exclusive? > > > > FWIW I already have the ports forwarded in the (SIP aware) firewall > > and my bridging working to voip.ms, > > It's hard to guess what the right thing to do is, since you have not > described your configuration. > > In general, I strongly suggest that people _not_ use any other "SIP > aware" firewall features. Experience suggests that they do more harm > than good. > > > _______________________________________________ > sipx-users mailing list [email protected] > List Archive: http://list.sipfoundry.org/archive/sipx-users > Unsubscribe: http://list.sipfoundry.org/mailman/listinfo/sipx-users > sipXecs IP PBX -- http://www.sipfoundry.org/ > The media path drops after 30 seconds because the call "probably" never acknowledges correctly back to the provider so it is disconnected. Your firewall needs to have any ALG turned off and static port NAT turned on.
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