[Freeswitch-users] FS uses private rtp address in the SDP

Douglas Adami webmaster.rumodigital at gmail.com
Sat Aug 16 16:31:25 MSD 2014


Hi,

NAT scenario, correct?
https://confluence.freeswitch.org/display/FREESWITCH/NAT+Traversal

try this:

vars.xml
<X-PRE-PROCESS cmd="set" data="bind_server_ip=my.domain.com"/>
<X-PRE-PROCESS cmd="set" data="external_sip_ip=stun:stun.freeswitch.org"/>
<X-PRE-PROCESS cmd="set" data="external_rtp_ip=stun:stun.freeswitch.org"/>


sip_profiles:

sipinterface_1.xml
<param name="apply-nat-acl" value="nat.auto"/>
<param name="ext-sip-ip" value="$${external_sip_ip}"/>
<param name="ext-rtp-ip" value="$${external_rtp_ip}"/>

Doug


On Sat, Aug 16, 2014 at 7:26 AM, afshin afzali <a.afzali2003 at gmail.com>
wrote:

> Hi Miguel,
>
> I do not understand how the ACL (if you mean apply-nat-acl) can effects on
> using public IP in SDP when I specified both ext-sip-ip and ext-rtp-ip in
> sip profile!
> I changed the apply-nat-acl to a "always allow" and "rfc1918" but does not
> make difference.
>
> Afshin
>
>
> On Thu, Aug 14, 2014 at 3:18 PM, Miguel Oyarzo <miguelaustro at gmail.com>
> wrote:
>
>>
>> Wrong ACL?
>>
>>
>> On Wed, Aug 13, 2014 at 10:06 PM, afshin afzali <a.afzali2003 at gmail.com>
>> wrote:
>>
>>> Hi FreeSWITCHers:
>>>
>>> I configured a sip profile as bellow:
>>>
>>>
>>> =================================================================================================
>>> Name                    sipinterface_1
>>> Domain Name             N/A
>>> Auto-NAT                false
>>> DBName                  sofia_reg_sipinterface_1
>>> Pres Hosts
>>> Dialplan                XML
>>> Context                 context_1
>>> Challenge Realm         auto_to
>>> RTP-IP                  192.168.10.59
>>> Ext-RTP-IP              X.Y.Z.W
>>> SIP-IP                  192.168.10.59
>>> Ext-SIP-IP               X.Y.Z.W
>>> URL                     sip:mod_sofia at X.Y.Z.W:5060
>>> BIND-URL                sip:mod_sofia at X.Y.Z.W
>>> :5060;maddr=192.168.10.59;transport=udp,tcp
>>> HOLD-MUSIC              N/A
>>> OUTBOUND-PROXY          N/A
>>> CODECS IN               G722,PCMU,PCMA,GSM
>>> CODECS OUT              G722,PCMU,PCMA,GSM
>>> TEL-EVENT               101
>>> DTMF-MODE               rfc2833
>>> CNG                     13
>>> SESSION-TO              0
>>> MAX-DIALOG              0
>>> NOMEDIA                 false
>>> LATE-NEG                false
>>> PROXY-MEDIA             false
>>> ZRTP-PASSTHRU           false
>>> AGGRESSIVENAT           true
>>> CALLS-IN                0
>>> FAILED-CALLS-IN         0
>>> CALLS-OUT               0
>>> FAILED-CALLS-OUT        0
>>> REGISTRATIONS           1
>>>
>>> for every INVITE that comes in via this profile, FS replys with this SDP:
>>>
>>>    v=0
>>>    o=FreeSWITCH 1407905843 1407905844 IN IP4 192.168.10.59
>>>    s=FreeSWITCH
>>>    c=IN IP4 192.168.10.59
>>>    t=0 0
>>>    m=audio 25142 RTP/AVP 0 101
>>>    a=rtpmap:0 PCMU/8000
>>>    a=rtpmap:101 telephone-event/8000
>>>    a=fmtp:101 0-16
>>>    a=ptime:20
>>>
>>> Although the Contact header of 200 OK is correct :
>>> Contact: <sip:4000 at X.Y.Z.W:5060;transport=udp>
>>>
>>>
>>> Appreciate all comments,
>>> -- Afshin
>>>
>>> _________________________________________________________________________
>>> Professional FreeSWITCH Consulting Services:
>>> consulting at freeswitch.org
>>> http://www.freeswitchsolutions.com
>>>
>>> 
>>> 
>>>
>>> Official FreeSWITCH Sites
>>> http://www.freeswitch.org
>>> http://wiki.freeswitch.org
>>> http://www.cluecon.com
>>>
>>> FreeSWITCH-users mailing list
>>> FreeSWITCH-users at lists.freeswitch.org
>>> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
>>> UNSUBSCRIBE:http://lists.freeswitch.org/mailman/options/freeswitch-users
>>> http://www.freeswitch.org
>>>
>>>
>>
>>
>> --
>> "Efficiency is doing things right; effectiveness is doing the right things
>> (Peter Drucker)"
>>
>> Miguel Oyarzo
>> DevOps & VoIP Engineer
>> Linux User: # 483188 - counter.li.org
>> http://au.linkedin.com/in/mikeaustralia
>> Melbourne, Australia
>>
>> _________________________________________________________________________
>> Professional FreeSWITCH Consulting Services:
>> consulting at freeswitch.org
>> http://www.freeswitchsolutions.com
>>
>> 
>> 
>>
>> Official FreeSWITCH Sites
>> http://www.freeswitch.org
>> http://wiki.freeswitch.org
>> http://www.cluecon.com
>>
>> FreeSWITCH-users mailing list
>> FreeSWITCH-users at lists.freeswitch.org
>> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
>> UNSUBSCRIBE:http://lists.freeswitch.org/mailman/options/freeswitch-users
>> http://www.freeswitch.org
>>
>>
>
> _________________________________________________________________________
> Professional FreeSWITCH Consulting Services:
> consulting at freeswitch.org
> http://www.freeswitchsolutions.com
>
> Official FreeSWITCH Sites
> http://www.freeswitch.org
> http://confluence.freeswitch.org
> http://www.cluecon.com
>
> 
> 
>
> FreeSWITCH-users mailing list
> FreeSWITCH-users at lists.freeswitch.org
> http://lists.freeswitch.org/mailman/listinfo/freeswitch-users
> UNSUBSCRIBE:http://lists.freeswitch.org/mailman/options/freeswitch-users
> http://www.freeswitch.org
>
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