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nice article on CANCEL & 408 , might be useful to you. Regards Sesh -----Original Message----- From: [email protected] [mailto:[email protected]] On Behalf Of ashok kumar Sent: Friday, July 09, 2010 12:13 PM To: Vivek Singla Cc: [email protected] Subject: Re: [Sip-implementors] 408 or CANCEL Hi Vivek, A UAC which has sent INVITE can later send CANCEL for this INVITE. So, proxy will not send CANCEL, for the INVITE, to the originating UA So In your case, proxy will send CANCEL to the terminating UA and 480 to the originating UA. Thanks, Ashok On Fri, Jul 9, 2010 at 4:08 AM, Vivek Singla <[email protected]> wrote: > Hi, > > When the originating UAC calls terminating UAC through a stateful proxy. > > The terminating UAC keeps ringing and no one on terminating UAC picks up > the > phone, then proxy decides after 180 secs to terminate the call on both > originating and terminating side. > > Now, what message should be sent out by the proxy in this case. > > Should proxy send CANCEL to both originating and terminating? > > Should proxy send CANCEL to terminating and 408 to originating? > > Thanks, > Vivek. > _______________________________________________ > 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 "DISCLAIMER: This message is proprietary to Aricent and is intended solely for the use of the individual to whom it is addressed. It may contain privileged or confidential information and should not be circulated or used for any purpose other than for what it is intended. If you have received this message in error, please notify the originator immediately. If you are not the intended recipient, you are notified that you are strictly prohibited from using, copying, altering, or disclosing the contents of this message. Aricent accepts no responsibility for loss or damage arising from the use of the information transmitted by this email including damage from virus." _______________________________________________ Sip-implementors mailing list [email protected] https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors
