Prasanna is possibly referring to PRACK. In your situation Prakash, I would contact Pingtel support. Usually they are very quick in resolving such issues. Lucent had its own soft-client which would support this sequence. You can find out internally if anyone has it for your purposes of test. Did you try MSN soft-client?
Cheers, Shashi --- "Volety, Suryaprakash Rao (Prakash)" <[EMAIL PROTECTED]> wrote: > > I don't quite understand the meaning of "reliable 183". > As I said in my mail , when UAS sends 183 followed by 180 response I am > getting early media. > Things are not working (i.e UAC is not providing ealry media) when UAS sends > 180 followed by 183 response. > > > > Thanks, > Prakash > > -----Original Message----- > From: Prasanna Venkatesh [mailto:[EMAIL PROTECTED]] > Sent: Thursday, January 23, 2003 3:32 AM > To: Volety, Suryaprakash Rao (Prakash); [EMAIL PROTECTED] > Subject: RE: [Sip-implementors] 18x response sequence > > > I do not think the RFC stipulates any sequence. What you are doing is > valid. May be you can make the 183 reliable and see if the phones support > it. > > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED]]On Behalf Of Volety, > Suryaprakash Rao (Prakash) > Sent: Wednesday, January 22, 2003 9:49 PM > To: '[EMAIL PROTECTED]' > Subject: [Sip-implementors] 18x response sequence > > > I bumped into this problem the other day relating to sequencing of 180 > Ringing and 183 Session Progress responses from UAS. > > In the following call flow (with either Cisco 7960 or Pingtel) User > Agent Client is ignoring 183 and thereby failing to provide early media. > > SIP UAC UAS > ---INVITE----> > .... <----------------- 100 Trying > <--------------- 180 Ringing > <--------------- 183 Session Progress > > > However if we send , from UAS, 183 followed by and 180 responses , then > UAC is providing early media. > Can someone tell me what should be the exact sequence of responses that RFC > stipulates ? > > Thanks, > Prakash > _______________________________________________ > Sip-implementors mailing list > [EMAIL PROTECTED] > http://lists.cs.columbia.edu/mailman/listinfo/sip-implementors ===== --------------------------------------------------------------------------- Shashi Kaligotla (727) 588-2642 [Home] AOL/Yahoo IM: shashionip (727) 534-8357 [Cell] MSN IM: shashidhar_k --------------------------------------------------------------------------- __________________________________________________ Do you Yahoo!? Yahoo! Mail Plus - Powerful. Affordable. Sign up now. http://mailplus.yahoo.com _______________________________________________ Sip-implementors mailing list [EMAIL PROTECTED] http://lists.cs.columbia.edu/mailman/listinfo/sip-implementors
