[pjsip] PC to PC call not working in the Pjsip 2.1 based DLL

varun pratapsingh varunps2003 at gmail.com
Tue Dec 3 23:21:04 EST 2013


HI Gaurav,

Thanks for the quick reply.

My seems to be similar as discussed in link
http://code.google.com/p/csipsimple/issues/detail?id=928
 soon I will try to disable allow_contact_rewrite and the use_stun option
and see if it works.

Regards'
Varun


On Tue, Dec 3, 2013 at 11:59 AM, <gaurav.srivastava2 at agnity.com> wrote:

> Hi Varun,
>
>
> Can u tell us whether two pCs are in same LAN or different?
>
> More over does the firewall behind which ur PCs are kept stop packets from external public entity?
>
>
> Thanks and Regards,
>
> Gaurav
>
>
>
>
>
> On Tue, 3 Dec 2013 11:04:04 +0000, varun pratapsingh
>  wrote:
> > Hi All,
> >
> > I have compiled the pjsip 2.1 angenerated a DLL and now when I am using
> > this DLL in my softphone then PC to PC call is not working. Whereas i use
> > the DLL of the older pjsip 1.15 then PC to PC call is working fine.
> >
> > Please see the INVITE request sent from the pjsip 2.1 DLL:
> > INVITE sip:787878 at 67.212.81.164 SIP/2.0
> > Via: SIP/2.0/UDP 113.193.186.78:41260
> > ;rport;branch=z9hG4bKPj6a245d93b36144e4a1fe76801e33e6ac
> > Max-Forwards: 70
> > From: sip:878787 at 67.212.81.164;tag=b46ad5e8e10f4557ae220d01336b0c66
> > To: sip:787878 at 67.212.81.164
>
> > Contact:
> > Call-ID: 3142745794144ad2ac1d01d2cc22aed1
> > CSeq: 25118 INVITE
> > Allow: PRACK, INVITE, ACK, BYE, CANCEL, UPDATE, INFO, SUBSCRIBE, NOTIFY,
> > REFER, MESSAGE, OPTIONS
> > Supported: replaces, 100rel, timer, norefersub
> > Session-Expires: 1800
> > Min-SE: 90
> > User-Agent: SoftPhone
> > Content-Type: application/sdp
> > Content-Length:   828
> > v=0
> > o=- 3595060592 3595060592 IN IP4 192.168.1.19
> > s=pjmedia
> > b=AS:84
> > t=0 0
> > a=X-nat:0
> > m=audio 40002 RTP/AVP 98 97 99 104 3 0 8 9 105 106 18 4 110 2 15 113 114 96
> > c=IN IP4 192.168.1.19
> > b=TIAS:64000
> > a=rtcp:40003 IN IP4 192.168.1.19
> > a=sendrecv
> > a=rtpmap:98 speex/16000
> > a=rtpmap:97 speex/8000
> > a=rtpmap:99 speex/32000
> > a=rtpmap:104 iLBC/8000
> > a=fmtp:104 mode=30
> > a=rtpmap:3 GSM/8000
> > a=rtpmap:0 PCMU/8000
> > a=rtpmap:8 PCMA/8000
> > a=rtpmap:9 G722/8000
> > a=rtpmap:105 AMR/8000
> > a=fmtp:105 octet-align=1
> > a=rtpmap:106 AMR-WB/16000
> > a=fmtp:106 octet-align=1
> > a=rtpmap:18 G729/8000
> > a=rtpmap:4 G723/8000
> > a=rtpmap:110 G726-32/8000
> > a=rtpmap:2 G721/8000
> > a=rtpmap:15 G728/8000
> > a=rtpmap:113 G7221/16000
> > a=fmtp:113 bitrate=24000
> > a=rtpmap:114 G7221/16000
> > a=fmtp:114 bitrate=32000
> > a=rtpmap:96 telephone-event/8000
> > a=fmtp:96 0-15
> >
> > and the INVITE from the old DLL is :
> > INVITE sip:787878 at 67.212.81.164 SIP/2.0
> > Via: SIP/2.0/UDP 192.168.1.19:5070
>
> > ;rport;branch=z9hG4bKPj79cb6eb6ae98487392279b1f50c832bd
> > Max-Forwards: 70
> > From: sip:878787 at 67.212.81.164;tag=5a6ed567edb140b39417dc40e869bbe2
> > To: sip:787878 at 67.212.81.164
>
> > Contact:
> > Call-ID: e4b505bdef264a0581f328bbe0f6a145
> > CSeq: 3717 INVITE
> > Allow: PRACK, INVITE, ACK, BYE, CANCEL, UPDATE, SUBSCRIBE, NOTIFY, REFER,
> > MESSAGE, OPTIONS
> > Supported: 100rel, norefersub
> > User-Agent: AdoreSoftphone
> > Content-Type: application/sdp
> > Content-Length:   485
> > v=0
> > o=- 3595059950 3595059950 IN IP4 192.168.1.19
> > s=pjmedia
> > c=IN IP4 192.168.1.19
> > t=0 0
> > a=X-nat:0
> > m=audio 4006 RTP/AVP 18 0 8 9 102 3 103 104 117 101
> > a=rtcp:4007 IN IP4 192.168.1.19
> > a=rtpmap:18 G729/8000
> > a=rtpmap:0 PCMU/8000
> > a=rtpmap:8 PCMA/8000
> > a=rtpmap:9 G722/8000
> > a=rtpmap:102 speex/8000
> > a=rtpmap:3 GSM/8000
> > a=rtpmap:103 speex/16000
> > a=rtpmap:104 speex/32000
> > a=rtpmap:117 iLBC/8000
> > a=fmtp:117 mode=30
> > a=sendrecv
> > a=rtpmap:101 telephone-event/8000
> > a=fmtp:101 0-15
> >
> > The only difference between the two INVITE logs is in Via feild latest
> > pjsip 2.1 via feild have some IP 113.193.186.78:41260 and the older pjsip
> > dll have the via feild IP 192.168.1.19 which is my system IP address.
> >
> >
> > Please tell why the PC to PC SIP INVITE is not working in the pjsip 2.1 and
> > why it is working in older pjsip dll.
> >
> > Can anybody tell me reason if it is bug in pjsip2.1.
> >
> >
> > Thanks in advance.
> >
> >
> > Regards
> > Varun
>
>
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