[Sip-implementors] Recall: SDP in 180 and 200

Sunil Bhagat would like to recall the message, "SDP in 180 and 200". ___ Sip-implementors mailing list Sip-implementors@lists.cs.columbia.edu https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors

[Sip-implementors] SDP in 180 and 200

Hi All, Is there any significance during slow start scenario between receiving SDP in 18X and SDP in 200 OK? Regards, Sunil ___ Sip-implementors mailing list Sip-implementors@lists.cs.columbia.edu https://lists.cs.columbia.edu/cucslists/listinf

Re: [Sip-implementors] UPDATE method without any SDP

I meant using INFO as KeepAlive message... for refresh purpose... is that not possible? Regards, Sunil -Original Message- From: Satyakumar [mailto:satyam_...@hyd.hellosoft.com] Sent: Friday, May 21, 2010 12:27 PM To: Sunil Bhagat; shya...@huawei.com; sip-implementors

Re: [Sip-implementors] UPDATE method without any SDP

Thanks. Please correct me if I am wrong, I guess INFO messages could also be used for the same. Regards, Sunil -Original Message- From: shyam [mailto:shya...@huawei.com] Sent: Friday, May 21, 2010 11:48 AM To: 'Sunil Bhagat'; sip-implementors@lists.cs.columbia.edu Subject

[Sip-implementors] UPDATE method without any SDP

Hi All, I have a small query regarding UPDATE method. UPDATE method is used to change the session parameters. I wanted to know, what is the use of sending UPDATE without any sdp. Thanks, Sunil ___ Sip-implementors mailing list Sip-implementors

[Sip-implementors] Should MGCP messaging happen after SIP signalling

When are MGCP messages required? In order to create RTP streams, is it not mandatory that CRCX happens once SIP INVITE is initiated? How does this work? I captured ethereal traces of a normal SIP call flow on machine A. I could see RTP messages but not MGCP messages. Is it fine? The Connection