[Freeswitch-dev] ADD 2 ICE CANDIDATES mod_verto

Tue Jun 2 15:41:43 UTC 2020

Just set the variable include_external_ip=true

/b

On Tue, Jun 2, 2020 at 10:07 AM Jazmin Marina Florez Marino <
Jazmin.Marino at on24.com> wrote:

> Hi Mike
>
>
>
> In our scenario we need to send both IPs (public and private). if a FW is
> blocking some ports between WebRTC client and FS, we need to guarantee the
> SDP negotiation.  If the ice candidate (by public IP) option is blocked for
> any reason in client side, we deployed a TURN server to negotiate SDP by
> local IP.  That’s why we need to send both IPs, to reach FS using its local
> IP through TURN server.
>
>
>
>
>
> *De:* Mike Jerris [mailto:mike at freeswitch.org]
> *Enviado el:* viernes, 29 de mayo de 2020 3:07 p. m.
> *Para:* Jazmin Marina Florez Marino <Jazmin.Marino at on24.com>;
> FreeSWITCH-dev <freeswitch-dev at lists.freeswitch.org>
> *Asunto:* Re: [Freeswitch-dev] ADD 2 ICE CANDIDATES mod_verto
>
>
>
> Adding the line to the sdp is the easy part.  All the other code to
> properly handle that we did that is a different story.  Doing it in a way
> that doesn't impact performance at scale is again a different story.
> Setting up split dns so you dont need to do any of that is trivial.
>
>
>
> On May 28, 2020, at 12:40 PM, Jazmin Marina Florez Marino <
> Jazmin.Marino at on24.com> wrote:
>
>
>
>
>
> Hi Mike
>
> In my dev tests, I modified switch_core_media.c file including a localRTP
> variable which I set in vars.conf.xml  and then in the process to create
> SDP I added this condition to include it.
>
>
>
> if (include_localrtp && !zstr(smh->mparams->rtpip) &&
> strcmp(ice_out->cands[0][0].con_addr, smh->mparams->rtpip))
>
>
>
> So, Now, the final SDP includes both, local and public IP as ICE
> candidates.
>
>
>
>
>
> 2020-05-13 12:04:55.581400 [DEBUG] mod_verto.c:2507 Local SDP
> verto.rtc/5715976:
>
> v=0
>
> o=FreeSWITCH 1589367521 1589367522 IN IP4 190.84.118.88
>
> s=FreeSWITCH
>
> c=IN IP4 190.84.118.88
>
> t=0 0
>
> a=msid-semantic: WMS ayYpTBb6zUWvNcxrUbbVUikqTtFA7AR7
>
> m=audio 21974 UDP/TLS/RTP/SAVPF 111 110
>
> a=rtpmap:111 opus/48000/2
>
> a=fmtp:111 useinbandfec=1; minptime=10; stereo=1; sprop-stereo=1
>
> a=rtpmap:110 telephone-event/48000
>
> a=silenceSupp:off - - - -
>
> a=ptime:20
>
> a=sendrecv
>
> a=fingerprint:sha-256
> FD:DF:48:02:C3:F8:D9:57:F8:C8:97:CD:3A:AB:6A:A6:97:4A:BA:A5:48:5A:3A:2D:0F:18:14:EC:D5:A9:21:86
>
> a=setup:active
>
> a=rtcp-mux
>
> a=rtcp:21974 IN IP4 190.84.118.88
>
> a=ice-ufrag:h601eaiYuOore5o4
>
> a=ice-pwd:BCDyR8UQpBtKHoOOkEFoEOdY
>
> a=candidate:0477192457 1 udp 659136 190.84.118.88 21974 typ host
> generation 0
>
> a=candidate:0841264532 1 udp 659136 192.168.1.170 21974 typ host
> generation 0
>
> a=end-of-candidates
>
> a=ssrc:1455801103 cname:ZFnI6oEw9rRMuf4e
>
> a=ssrc:1455801103 msid:ayYpTBb6zUWvNcxrUbbVUikqTtFA7AR7 a0
>
> a=ssrc:1455801103 mslabel:ayYpTBb6zUWvNcxrUbbVUikqTtFA7AR7
>
> a=ssrc:1455801103 label:ayYpTBb6zUWvNcxrUbbVUikqTtFA7AR7a0
>
> m=video 0 UDP/TLS/RTP/SAVPF 19
>
>
>
>
>
> *De:* Mike Jerris [mailto:mike at freeswitch.org <mike at freeswitch.org>]
> *Enviado el:* martes, 26 de mayo de 2020 3:21 p. m.
> *Para:* FreeSWITCH-dev <freeswitch-dev at lists.freeswitch.org>
> *Asunto:* Re: [Freeswitch-dev] ADD 2 ICE CANDIDATES mod_verto
>
>
>
> Use different profiles and splits dns to point the internal and external
> to different profiles.  You cant send both.
>
>
>
>
> On Apr 27, 2020, at 7:29 AM, Jazmin Marina Florez Marino <
> Jazmin.Marino at on24.com> wrote:
>
>
>
>
>
> Hello all,
>
>
>
> I am working with mod_verto in a scenario where I need to send public and
> private IP addresses as ICE candidates.
>
> When I modify the ext-rtp-ip parameter, it only sends one option as typ
> host ice candidate. However, for my implementation I need to send both.
>
>
>
> What I need is the combination of those ice candidates, something like
> this:
>
> a=candidate:8228103366 1 udp 659136 190.84.118.88 31028 typ host
> generation 0
>
> a=candidate:3496438569 1 udp 659136 192.168.1.170 24210 typ host
> generation 0
>
>
>
> Is it possible to add both ice candidates in the same SDP from
> configuration files?
>
>
>
> Thanks
>
> Jazmin Florez Marino
>
> +57 304 564 0193
>
> Jazmin.marino at on24.com
>
>
>
> *SDP with local IP*
>
> 2020-04-24 14:13:49.395900 [DEBUG] mod_verto.c:2502 Local SDP
> verto.rtc/5715976:
>
> v=0
>
> o=FreeSWITCH 1587731419 1587731420 IN IP4 192.168.1.170
>
> s=FreeSWITCH
>
> c=IN IP4 192.168.1.170
>
> t=0 0
>
> a=msid-semantic: WMS t9mERteVPrwT3aZbexPlp2U6Cspg78dq
>
> m=audio 24210 UDP/TLS/RTP/SAVPF 111 110
>
> a=rtpmap:111 opus/48000/2
>
> a=fmtp:111 useinbandfec=1; minptime=10; stereo=1; sprop-stereo=1
>
> a=rtpmap:110 telephone-event/48000
>
> a=silenceSupp:off - - - -
>
> a=ptime:20
>
> a=sendrecv
>
> a=fingerprint:sha-256
> FD:DF:48:02:C3:F8:D9:57:F8:C8:97:CD:3A:AB:6A:A6:97:4A:BA:A5:48:5A:3A:2D:0F:18:14:EC:D5:A9:21:86
>
> a=setup:active
>
> a=rtcp-mux
>
> a=rtcp:24210 IN IP4 192.168.1.170
>
> a=ice-ufrag:mScCKXydfOjcMntK
>
> a=ice-pwd:Depc4PrcDqdqfgirZlTz8iCe
>
> *a=candidate:3496438569 1 udp 659136 192.168.1.170 24210 typ host
> generation 0*
>
> a=end-of-candidates
>
> a=ssrc:3132020181 cname:7pVPJ0AphX8bXYd1
>
> a=ssrc:3132020181 msid:t9mERteVPrwT3aZbexPlp2U6Cspg78dq a0
>
> a=ssrc:3132020181 mslabel:t9mERteVPrwT3aZbexPlp2U6Cspg78dq
>
> a=ssrc:3132020181 label:t9mERteVPrwT3aZbexPlp2U6Cspg78dqa0
>
> m=video 0 UDP/TLS/RTP/SAVPF 19
>
>
>
> 2020-04-24 14:13:49.395900 [NOTICE] mod_dptools.c:1360 Channel
> [verto.rtc/5715976] has been answered
>
>
>
>
>
> *SDP with Public IP*
>
> *<param name="ext-rtp-ip" value="190.84.118.88"/>*
>
> 2020-04-24 14:17:23.715620 [DEBUG] mod_verto.c:2502 Local SDP
> verto.rtc/5715976:
>
> v=0
>
> o=FreeSWITCH 1587724815 1587724816 IN IP4 190.84.118.88
>
> s=FreeSWITCH
>
> c=IN IP4 190.84.118.88
>
> t=0 0
>
> a=msid-semantic: WMS 8gumHFWDC0sD12iPvVhSeEhUfLdXQBVO
>
> m=audio 31028 UDP/TLS/RTP/SAVPF 111 110
>
> a=rtpmap:111 opus/48000/2
>
> a=fmtp:111 useinbandfec=1; minptime=10; stereo=1; sprop-stereo=1
>
> a=rtpmap:110 telephone-event/48000
>
> a=silenceSupp:off - - - -
>
> a=ptime:20
>
> a=sendrecv
>
> a=fingerprint:sha-256
> FD:DF:48:02:C3:F8:D9:57:F8:C8:97:CD:3A:AB:6A:A6:97:4A:BA:A5:48:5A:3A:2D:0F:18:14:EC:D5:A9:21:86
>
> a=setup:active
>
> a=rtcp-mux
>
> a=rtcp:31028 IN IP4 190.84.118.88
>
> a=ice-ufrag:BiYFM6pSItFoUq2t
>
> a=ice-pwd:wTz7x9b00ImLonRPvGl8CBRb
>
> *a=candidate:8228103366 1 udp 659136 190.84.118.88 31028 typ host
> generation 0*
>
> a=end-of-candidates
>
> a=ssrc:2930644107 cname:If1gLNJdD1HvUPbg
>
> a=ssrc:2930644107 msid:8gumHFWDC0sD12iPvVhSeEhUfLdXQBVO a0
>
> a=ssrc:2930644107 mslabel:8gumHFWDC0sD12iPvVhSeEhUfLdXQBVO
>
> a=ssrc:2930644107 label:8gumHFWDC0sD12iPvVhSeEhUfLdXQBVOa0
>
> m=video 0 UDP/TLS/RTP/SAVPF 19
>
>
>
>
>
>
> _________________________________________________________________________
>
> The FreeSWITCH project is sponsored by SignalWire https://signalwire.com
> Enhance your FreeSWITCH install with disruptive priced SMS and PSTN
> services.
> Build your next product on our scalable cloud platform.
>
> Join our online community to chat in real time
> https://signalwire.community
>
> Professional FreeSWITCH Services
> sales at freeswitch.com
> https://freeswitch.com
>
> Official FreeSWITCH Sites
> https://freeswitch.com/oss
> https://freeswitch.org/confluence
> https://cluecon.com
>
> FreeSWITCH-dev mailing list
> FreeSWITCH-dev at lists.freeswitch.org
> http://lists.freeswitch.org/mailman/listinfo/freeswitch-dev
> UNSUBSCRIBE:http://lists.freeswitch.org/mailman/options/freeswitch-dev
> https://freeswitch.com

-- 

Brian West | Co-founder and Developer

Need Commercial support? email sales at freeswitch.com

FreeSWITCH Solutions | 17345 Civic Drive #2531 Brookfield, WI 53045
<https://maps.google.com/?q=17345+Civic+Drive+%232531+Brookfield,+WI+53045&entry=gmail&source=g>

Email: brian at freeswitch.com

Mobile: 918-424-9378

Website: https://www.FreeSWITCH.com <https://www.freeswitch.com/>

[image: https://www.facebook.com/signalwireinc?src=email]
<https://www.facebook.com/freeswitch> [image:
https://twitter.com/freeswitch] <https://twitter.com/freeswitch>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.freeswitch.org/pipermail/freeswitch-dev/attachments/20200602/a6ee58f2/attachment-0001.html>