[Freeswitch-users] sip to webrtc - sdp invalid description

[David Villasmil]

Hello guys,

Any help on this?

Thanks

David
ᐧ

Regards,

David Villasmil
email: david.villasmil.work at gmail.com
phone: +34669448337

On Thu, Jul 6, 2017 at 11:11 PM, David Villasmil <
david.villasmil.work at gmail.com> wrote:

> Hello guys,
>
> I have this setup:
>
> Zoiper-->Kamailio->fs->kamailio->webrtc client(s)
>
> Whenever webrtc clients call each other, calls are ok.
> But when the zoiper (regular sip/tcp) calls, the browsers complaint about:
>
> "no ice-ufrag" (firefox) or
> "Failed to set remote offer sdp: Called with SDP without DTLS fingerprint."
> (Chrome).
>
> I am setting the sdp in freeswitch as:
>
>       <action application="set" data="proxy_media=false"/>
>       <action application="set" data="bypass_media=false"/>
>       <action application="export" data="zrtp_secure_media=false"/>
>       <action application="export" data="nolocal:rtp_secure_media=true"/>
>
> and the actual sdp is:
>
> v=0
> o=FreeSWITCH 1499354716 1499354717 IN IP4 1.2.3.4
> s=FreeSWITCH
> c=IN IP4 1.2.3.4
> t=0 0
> m=audio 40954 RTP/SAVP 8 101 13
> a=rtpmap:8 PCMA/8000
> a=rtpmap:101 telephone-event/8000
> a=fmtp:101 0-16
> a=rtpmap:13 CN/8000
> a=crypto:1 AEAD_AES_256_GCM_8 inline:9XidL0Z5VYb0L5CegRZaYVr
> VfjA0ImWgu5WyLK0vtg60RTk6Koe8c0sRkjU
> a=crypto:2 AEAD_AES_128_GCM_8 inline:fLKE1lxhRoVw+D5NVoKFFw0
> 6I0Xok/9KbRystQ
> a=crypto:3 AES_CM_256_HMAC_SHA1_80 inline:w/yDN+ETPuCOiOIxjFLRjbF
> bDxp2xaxhXz4QVwBXWxJw/GigOURGw8EMv9fVUg
> a=crypto:4 AES_CM_192_HMAC_SHA1_80 inline:evU8MzAtiSHwKb95s4V9IAM
> pmok06kW9ZGDgH3/Lc3ZytVn2SR4
> a=crypto:5 AES_CM_128_HMAC_SHA1_80 inline:KKDkT0DssohSeKFsX6tbixR
> hwYdiIhE6r3u5CCVA
> a=crypto:6 AES_CM_256_HMAC_SHA1_32 inline:D3JgGuOlIxXfHGdqf7lKWqN
> DAIiJrbOqOKb+erlhPQtBKF4wzomjbN0sBIiE4w
> a=crypto:7 AES_CM_192_HMAC_SHA1_32 inline:c12ebWWzZ1cqZN0v5C5uYzd
> vtfnw6AARU3+jGA0WzTSDlDd20vI
> a=crypto:8 AES_CM_128_HMAC_SHA1_32 inline:nPZku7S6hlz2OPAff8T9I8s
> NFzuZziNg64KuvfNS
> a=crypto:9 AES_CM_128_NULL_AUTH inline:9MNdj7xaingoGY14NUg8iS3
> dhTqD0XW8FAOLNtmP
> a=ptime:20
> a=nortpproxy:yes
>
>
> I'm pretty new to the webrtc stuff, so any help is greatly appreciated!
>
> Thanks!
>
>
> David Villasmil
> email: david.villasmil.work at gmail.com
> phone: +34669448337 <+34%20669%2044%2083%2037>
> ᐧ
>
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