I thnink UAC must complete INVITE transaction first. If UAC is behaving like this then, UAS should delete dialog and uncompleted RE-INVITE transaction. - vipul
----- Original Message ----- From: "vinodh kumar" <[EMAIL PROTECTED]> To: "'Robert Sparks'" <[EMAIL PROTECTED]> Cc: <[email protected]> Sent: Friday, February 15, 2008 7:34 AM Subject: Re: [Sip-implementors] Query on Invite transaction > > There is no condition that BYE should be only sent after completing Invite > transaction. > > Vinodh > > -----Original Message----- > From: Robert Sparks [mailto:[EMAIL PROTECTED] > Sent: Thursday, February 14, 2008 5:26 PM > To: vinodh kumar > Cc: [email protected] > Subject: Re: [Sip-implementors] Query on Invite transaction > > A can send the BYE at any time. It hasn't done anything wrong by sending the > BYE. > > Sending the BYE does not relieve it of the duty of sending an ACK to the 200 > however. > > RjS > > On Feb 14, 2008, at 3:40 PM, vinodh kumar wrote: > >> Hi all, >> >> I have interesting case. >> >> Call is established between user A and user B. >> >> Now user User A sends Re-invite to user B who responds with 200 OK. >> 200 OK reaches User A, but User A tries to terminate the call and >> sends BYE without sending ACK. >> >> Is this a valid behavior? If this is valid behavior what is expected >> out of User B? >> >> User A User B >> >> ----------INV-------------> >> <-----------200 OK----- >> ---------ACK-------------> >> >> <-----speech path----> >> >> Reinvite >> ------------INV---------> >> <---------200 OK------ >> -------------BYE--------> >> >> Thanks, >> Vinodh >> >> The information contained in this electronic message and any >> attachments to this message are intended for the exclusive use of the >> addressee(s) and may contain proprietary, confidential or privileged >> information. If you are not the intended recipient, you should not >> disseminate, distribute or copy this e-mail. Please notify the sender >> immediately and destroy all copies of this message and any >> attachments. >> >> WARNING: Computer viruses can be transmitted via email. The recipient >> should check this email and any attachments for the presence of >> viruses. The company accepts no liability for any damage caused by any >> virus transmitted by this email. >> >> www.wipro.com >> >> _______________________________________________ >> Sip-implementors mailing list >> [email protected] >> https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors > > > The information contained in this electronic message and any attachments to > this message are intended for the exclusive use of the addressee(s) and may > contain proprietary, confidential or privileged information. If you are not > the intended recipient, you should not disseminate, distribute or copy this > e-mail. Please notify the sender immediately and destroy all copies of this > message and any attachments. > > WARNING: Computer viruses can be transmitted via email. The recipient should > check this email and any attachments for the presence of viruses. The company > accepts no liability for any damage caused by any virus transmitted by this > email. > > www.wipro.com > > _______________________________________________ > Sip-implementors mailing list > [email protected] > https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors _______________________________________________ Sip-implementors mailing list [email protected] https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors
