[Blink] New Blink Pro for OSX version 4.1.0 with ZRTP end-to-end audio/video encryption

ag at ag-projects.com ag at ag-projects.com
Thu Nov 20 22:14:37 CET 2014


I don't know yet if a fix can be made.

Adrian

On 20 Nov 2014, at 19:09, Kevin Layer <layer at franz.com> wrote:

> ag at ag-projects.com wrote:
> 
>>> On 20 Nov 2014, at 16:54, Kevin Layer <layer at franz.com> wrote:
>>> 
>>>    ag at ag-projects.com wrote:
>>> 
>>>                As Dan explained, the problem is not in Blink but in
>>>            the remote
>>>            server. The server should not send a video stream at all
>>>            or if it
>>>            sends one it must be syntactically correct. 
>>> 
>>>            I am not sure what we can fix in this respect but you
>>>            should ask you
>>>            provider to make a fix their server as their INVITE is
>>>            broken.
>>> 
>>>    Counterpoint: Just because the video stream could not be
>>>    negotiated
>>>    does not mean that it must reject the invite entirely. 
>>> 
>>> This is true. It would be best to discard the failed stream and accept
>>> the audio only. 
>>> 
>>>    How do they
>>>    explain the successful operation of all of our other devices which
>>>    work properly with this version of Asterisk? Are they all out of
>>>    spec?
>>> 
>>> 
>>> For this we have the theory of two broken devices that work well
>>> together until one that works right comes along ;-)
>>> 
>>>    Further, rfc3984 (and the newer rfc6184) indicates that
>>>    profile-level-id is an optional parameter.
>>> 
>>>    And, it's not like we have some crazy, off-brand server. We're
>>>    using
>>>    the LTS branch of Asterisk without modification.
>>> 
>>> 
>>> This is really crazy.
> 
> I can't tell if you're being flip.  Can a fix please made?  Because
> the two copies of Blink Pro I bought are completely useless to me now.
> 
> Thanks.
> 
> Kevin
> 
>>> 
>>>    Kevin
>>> 
>>>                Adrian
>>> 
>>>            On 20 Nov 2014, at 14:07, Kevin Layer <layer at franz.com>
>>>            wrote:
>>> 
>>>            Dan Pascu wrote:
>>> 
>>>            The INVITE you receive from asterisk has an
>>>            incomplete/invalid video stream specification. A line
>>>            similar to this one (that you can see in the 200 OK that
>>>            Blink sends), must also be present in the INVITE from
>>>            asterisk:
>>> 
>>>            a=fmtp:99 profile-level-id=42001f;packetization-mode=0
>>> 
>>>            without it, the codec cannot be negotiated as it has no
>>>            idea what parameters will be used and as a result you see
>>>            the error:
>>> 
>>>            Could not initialize RTP for video session: Codec internal
>>>            creation
>>>            error (PJMEDIA_CODEC_EFAILED) (500)
>>> 
>>>            I see this in the error I reported yesterday.
>>> 
>>>            I stupidly upgraded my home machine to 4.1.0 before trying
>>>            the old
>>>            version. Now incoming calls are broken for me at home,
>>>            too!
>>> 
>>>            Adrian, do you know what the issue is? Is a fix coming
>>>            soon? I
>>>            have
>>>            to switch to another app because I can't receive calls.
>>>            Thanks.
>>> 
>>> 
>>>            On 19 Nov 2014, at 23:08, Kevin Layer wrote:
>>> 
>>>            Here's the SIP log, for another call that
>>>            behaved the same way:
>>> 
>>>            RECEIVED: Packet 70, +0:12:51.767797
>>>            2014-11-19 13:05:10.051697: xxx.xxx.xxx.5:5060 -(SIP
>>>            over UDP)->
>>>            xxx.xxx.xxx.149:57388
>>>            INVITE sip:26951487 at xxx.xxx.xxx.149:57388 SIP/2.0
>>>            Via: SIP/2.0/UDP
>>>            xxx.xxx.xxx.5:5060;branch=z9hG4bK3abbdff1;rport
>>>            Max-Forwards: 70
>>>            From: "Mr. Foo Bar"
>>>            <sip:127 at xxx.xxx.xxx.5>;tag=as23444ac2
>>>            To: <sip:26951487 at xxx.xxx.xxx.149:57388>
>>>            Contact: <sip:127 at xxx.xxx.xxx.5:5060>
>>>            Call-ID:
>>>            25f99afe01f1503543905cc47c493627 at xxx.xxx.xxx.5:5060
>>>            CSeq: 102 INVITE
>>>            User-Agent: FPBX-2.10.0(1.8.11)
>>>            Date: Wed, 19 Nov 2014 21:05:10 GMT
>>>            Allow: INVITE, ACK, CANCEL, OPTIONS, BYE, REFER,
>>>            SUBSCRIBE, NOTIFY,
>>>            INFO, PUBLISH
>>>            Supported: replaces, timer
>>>            Content-Type: application/sdp
>>>            Content-Length: 417
>>> 
>>>            v=0
>>>            o=root 291324575 291324575 IN IP4 xxx.xxx.xxx.5
>>>            s=Asterisk PBX 1.8.11-cert7
>>>            c=IN IP4 xxx.xxx.xxx.5
>>>            b=CT:384
>>>            t=0 0
>>>            m=audio 15408 RTP/AVP 0 8 3 101
>>>            a=rtpmap:0 PCMU/8000
>>>            a=rtpmap:8 PCMA/8000
>>>            a=rtpmap:3 GSM/8000
>>>            a=rtpmap:101 telephone-event/8000
>>>            a=fmtp:101 0-16
>>>            a=ptime:20
>>>            a=sendrecv
>>>            m=video 12210 RTP/AVP 34 98 99
>>>            a=rtpmap:34 H263/90000
>>>            a=rtpmap:98 h263-1998/90000
>>>            a=rtpmap:99 H264/90000
>>>            a=sendrecv
>>> 
>>>            SENDING: Packet 73, +0:12:52.992536
>>>            2014-11-19 13:05:11.276436: xxx.xxx.xxx.149:57388 -
>>>            (SIP over UDP)->
>>>            xxx.xxx.xxx.5:5060
>>>            SIP/2.0 200 OK
>>>            Via: SIP/2.0/UDP
>>>            xxx.xxx.xxx.5:5060;rport=5060;received=xxx.xxx.xxx.5;branch=z9hG4bK3abbdff1
>>>            Call-ID:
>>>            25f99afe01f1503543905cc47c493627 at xxx.xxx.xxx.5:5060
>>>            From: "Mr. Foo Bar"
>>>            <sip:127 at xxx.xxx.xxx.5>;tag=as23444ac2
>>>            To:
>>>            <sip:26951487 at xxx.xxx.xxx.149>;tag=KHPrL2-2MnSuUCRk10Vf6KJ7e4cBe0Gl
>>>            CSeq: 102 INVITE
>>>            Server: Blink Pro 4.1.0 (MacOSX)
>>>            Allow: SUBSCRIBE, NOTIFY, PRACK, INVITE, ACK, BYE,
>>>            CANCEL, UPDATE,
>>>            MESSAGE, REFER
>>>            Contact: <sip:26951487 at xxx.xxx.xxx.149:57388>
>>>            Supported: 100rel, replaces, norefersub, gruu
>>>            Content-Type: application/sdp
>>>            Content-Length: 582
>>> 
>>>            v=0
>>>            o=- 3625419911 3625419912 IN IP4 xxx.xxx.xxx.149
>>>            s=Blink Pro 4.1.0 (MacOSX)
>>>            t=0 0
>>>            m=audio 50012 RTP/AVP 0 101
>>>            c=IN IP4 xxx.xxx.xxx.149
>>>            a=rtcp:50013
>>>            a=rtpmap:0 PCMU/8000
>>>            a=rtpmap:101 telephone-event/8000
>>>            a=fmtp:101 0-16
>>>            a=zrtp-hash:1.10
>>>            2d96ee26bf5ef5ee6b0a13968f12dedfb64f7954c8d4e6e7b625af332ec32613
>>>            a=sendrecv
>>>            m=video 50014 RTP/AVP 99
>>>            c=IN IP4 xxx.xxx.xxx.149
>>>            b=TIAS:4000000
>>>            a=rtcp:50015
>>>            a=zrtp-hash:1.10
>>>            6def416cd947a6cc6f69b0acaf62816f97f35224943b81dd8c615a0d4a87ddcc
>>>            a=sendrecv
>>>            a=rtpmap:99 H264/90000
>>>            a=fmtp:99 profile-level-id=42001f;packetization-mode=0
>>> 
>>> 
>>>            --
>>>            Dan
>>> 
>>> 
>>> 
>>> 
>>>            _______________________________________________
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>>>            http://lists.ag-projects.com/mailman/listinfo/blink
>>> 
>>>            _______________________________________________
>>>            Blink mailing list
>>>            Blink at lists.ag-projects.com
>>>            http://lists.ag-projects.com/mailman/listinfo/blink
>>> 
>>>            --
>>>            Adrian
>>> 
>>> 
>>>            _______________________________________________
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>>> 
>>>    _______________________________________________
>>>    Blink mailing list
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>>>    http://lists.ag-projects.com/mailman/listinfo/blink
>>> 
>>> --
>>> Adrian
>>> 
>>> 
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--
Adrian



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