[Freeswitch-users] Interesting NAT issues

Brian West brian at freeswitch.org
Thu Jun 4 14:12:47 PDT 2009


While the o= line shouldn't matter we have fixed sofia to honor the  
info we give it and correctly give the right ip in that line also.  So  
please update to 13621 and see if that corrects your issue.

Thanks,
Brian

On Jun 4, 2009, at 4:41 AM, Jason White wrote:

> Michael Jerris <mike at jerris.com> wrote:
>> Can you please re-test with current svn trunk.  we added some new nat
>> busting code yesterday that may assist with this.  You will need to
>> specify the new <param name="local-network-acl"  
>> value="localnet.auto"/
>>> param in the sofia profile (see http://fisheye.freeswitch.org/browse/FreeSWITCH/conf/sip_profiles/internal.xml?r1=13389&r2=13595
>>  )
>
> If I apply this to the external profile (using it on the internal  
> profile has
> no effect), the Via headers now receive the external IP address,  
> i.e., the
> publicly routable address provided by the ISP.
>
> However, the session description still has the private address in  
> it, which
> causes the remote end to issue the following:
> SIP/2.0 488 Invalid Session Description
> Warning: 301 203.2.134.1 "invalid transport IP address"
>
> I assume (but may be wrong - full traces can be provided if  
> necessary) that
> the problem is in the SDP that we're sending out:
> o=FreeSWITCH 7801931346801551648 4196891485744912323 IN IP4  
> 192.168.0.2
>
> Can this be fixed up?
>
> Thanks.
>
> Jason.
>
>
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Brian West
brian at freeswitch.org

-- Meet us at ClueCon!  http://www.cluecon.com




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