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List: serusers
Subject: [SR-Users] Re: UDP Fragmentation webRTC/UDP Call
From: Mirko Brankovic via sr-users <sr-users () lists ! kamailio ! org>
Date: 2023-10-16 16:56:24
Message-ID: CAND18T39a9E6fYjtHLbRJchXJN_2xe2zb0xdbNTVOtuEWTV_cg () mail ! gmail ! com
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Oh ok
On Mon, Oct 16, 2023, 18:11 Yuriy G <ovoshlook@gmail.com> wrote:
> They actually aren't for the udp leg
>
> On Mon, 16 Oct 2023, 18:09 Mirko Brankovic via sr-users, <
> sr-users@lists.kamailio.org> wrote:
>
>> I'm maybe out of context here but i don't think you can remove ssrc
>> headers from sdp since they are crucial in identification of the rtp streams
>>
>> On Mon, Oct 16, 2023, 14:41 Social Boh via sr-users <
>> sr-users@lists.kamailio.org> wrote:
>>
>>> Hello,
>>>
>>> in the rtpengine LOG i can see:
>>>
>>> Oct 16 06:32:53 sip1 rtpengine[146001]: DEBUG: [28vs0pbtdtu7udefti8m]:
>>> ... "*: [ "sdp-attr-remove-audio-ssrc::" ], "replace":* [ "origin",
>>> "session-connection" ], "transport-protocol": "RTP/AVP", "rtcp-mux": [
>>> "demux" ], "SDES": [ "off" ], "call-id": "28vs0pbtdtu7udefti8m",
>>> "via-branch": "z9hG4bK4978560", "received-from": [ "IP4", "186.98.231.105"
>>> ], "from-tag": "h8l2da68sp", "command": "offer" }
>>>
>>> but the ssrc lines still presents in the INVITE sent to sip device.
>>>
>>> Regards
>>>
>>> ---
>>> I'm SoCIaL, MayBe
>>>
>>> El 14/10/2023 a las 12:39 p. m., Social Boh via sr-users escribió:
>>>
>>> Hello,
>>>
>>> I'm trying to using sdp-attr without luck:
>>>
>>> sdp-attr-remove-audio-ssrc:
>>>
>>> in this sentence:
>>>
>>> $xavp(r=>$T_branch_idx) = $xavp(r=>$T_branch_idx) + " rtcp-mux-demux
>>> DTLS=off SDES-off ICE=remove RTP/AVP sdp-attr-remove-audio-ssrc:";
>>>
>>> this to remove two ssrc lines
>>>
>>> Regards
>>>
>>> ---
>>> I'm SoCIaL, MayBe
>>>
>>> El 14/10/2023 a las 11:12 a. m., Richard Fuchs via sr-users escribió:
>>>
>>> On 14/10/2023 02.46, [EXT] Karsten Horsmann via sr-users wrote:
>>>
>>> Hi,
>>>
>>> did you pass over the ice stuff from webrtc to the udp side? You could
>>> strip that of with rtpengine options.
>>>
>>>
>>> With recent versions we even have explicit SDP manipulations options, so
>>> you can use rtpengine to strip attributes that it itself doesn't understand
>>> or process.
>>>
>>> Cheers
>>>
>>> __________________________________________________________
>>> Kamailio - Users Mailing List - Non Commercial Discussions
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>> __________________________________________________________
>> Kamailio - Users Mailing List - Non Commercial Discussions
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>> Important: keep the mailing list in the recipients, do not reply only to
>> the sender!
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>>
>
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<div dir="auto">Oh ok</div><br><div class="gmail_quote"><div dir="ltr" \
class="gmail_attr">On Mon, Oct 16, 2023, 18:11 Yuriy G <<a \
href="mailto:ovoshlook@gmail.com">ovoshlook@gmail.com</a>> \
wrote:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 \
.8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="auto"> They actually \
aren't for the udp leg</div><br><div class="gmail_quote"><div dir="ltr" \
class="gmail_attr">On Mon, 16 Oct 2023, 18:09 Mirko Brankovic via sr-users, <<a \
href="mailto:sr-users@lists.kamailio.org" target="_blank" \
rel="noreferrer">sr-users@lists.kamailio.org</a>> wrote:<br></div><blockquote \
class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc \
solid;padding-left:1ex"><div dir="auto">I'm maybe out of context here but i \
don't think you can remove ssrc headers from sdp since they are crucial in \
identification of the rtp streams</div><br><div class="gmail_quote"><div dir="ltr" \
class="gmail_attr">On Mon, Oct 16, 2023, 14:41 Social Boh via sr-users <<a \
href="mailto:sr-users@lists.kamailio.org" rel="noreferrer noreferrer" \
target="_blank">sr-users@lists.kamailio.org</a>> wrote:<br></div><blockquote \
class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc \
solid;padding-left:1ex"><u></u>
<div>
<p>Hello,</p>
<p>in the rtpengine LOG i can see:</p>
<p>Oct 16 06:32:53 sip1 rtpengine[146001]: DEBUG:
[28vs0pbtdtu7udefti8m]: ... "<b>: [ \
"sdp-attr-remove-audio-ssrc::"
], "replace":</b> [ "origin", \
"session-connection" ],
"transport-protocol": "RTP/AVP", "rtcp-mux": [ \
"demux" ], "SDES":
[ "off" ], "call-id": "28vs0pbtdtu7udefti8m", \
"via-branch":
"z9hG4bK4978560", "received-from": [ "IP4", \
"186.98.231.105" ],
"from-tag": "h8l2da68sp", "command": \
"offer" }</p> <p>but the ssrc lines still presents in the INVITE sent to \
sip device.</p>
<p>Regards<br>
</p>
<pre cols="72">---
I'm SoCIaL, MayBe</pre>
<div>El 14/10/2023 a las 12:39 p. m., Social
Boh via sr-users escribió:<br>
</div>
<blockquote type="cite">Hello,
<br>
<br>
I'm trying to using sdp-attr without luck:
<br>
<br>
sdp-attr-remove-audio-ssrc:
<br>
<br>
in this sentence:
<br>
<br>
$xavp(r=>$T_branch_idx) = $xavp(r=>$T_branch_idx) + "
rtcp-mux-demux DTLS=off SDES-off ICE=remove RTP/AVP
sdp-attr-remove-audio-ssrc:";
<br>
<br>
this to remove two ssrc lines
<br>
<br>
Regards
<br>
<br>
---
<br>
I'm SoCIaL, MayBe
<br>
<br>
El 14/10/2023 a las 11:12 a. m., Richard Fuchs via sr-users
escribió:
<br>
<blockquote type="cite">On 14/10/2023 02.46, [EXT] Karsten
Horsmann via sr-users wrote:
<br>
<blockquote type="cite">Hi,
<br>
<br>
did you pass over the ice stuff from webrtc to the udp side?
You could strip that of with rtpengine options.
<br>
</blockquote>
<br>
With recent versions we even have explicit SDP manipulations
options, so you can use rtpengine to strip attributes that it
itself doesn't understand or process.
<br>
<br>
Cheers
<br>
<br>
__________________________________________________________
<br>
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<a href="mailto:sr-users-leave@lists.kamailio.org" rel="noreferrer noreferrer \
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<br>
</blockquote>
__________________________________________________________
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<br>
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href="mailto:sr-users-leave@lists.kamailio.org" rel="noreferrer noreferrer \
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</blockquote>
</div>
__________________________________________________________<br>
Kamailio - Users Mailing List - Non Commercial Discussions<br>
To unsubscribe send an email to <a href="mailto:sr-users-leave@lists.kamailio.org" \
rel="noreferrer noreferrer noreferrer" \
target="_blank">sr-users-leave@lists.kamailio.org</a><br>
Important: keep the mailing list in the recipients, do not reply only to the \
sender!<br> Edit mailing list options or unsubscribe:<br>
</blockquote></div>
__________________________________________________________<br>
Kamailio - Users Mailing List - Non Commercial Discussions<br>
To unsubscribe send an email to <a href="mailto:sr-users-leave@lists.kamailio.org" \
rel="noreferrer noreferrer" \
target="_blank">sr-users-leave@lists.kamailio.org</a><br>
Important: keep the mailing list in the recipients, do not reply only to the \
sender!<br> Edit mailing list options or unsubscribe:<br>
</blockquote></div>
</blockquote></div>
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Important: keep the mailing list in the recipients, do not reply only to the sender!
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