Here is construction of INVITE as specified in RFC3261 section '13.2.1 Creating the Initial INVITE'
"An Allow header field (Section 20.5) SHOULD be present in the INVITE. " Of course there is no harm in checking for white spaces. -suheel ----------------- Suheel Hussain ----- Original Message ----- From: Christian Stredicke <[EMAIL PROTECTED]> Date: Tuesday, September 21, 2004 1:14 am Subject: RE: [Sip-implementors] SNOM 200 phone > Are you sure that you have the whitespace under control? Maybe you can > show the whitespace as well. > > CS > > -----Original Message----- > From: [EMAIL PROTECTED] > [EMAIL PROTECTED] On Behalf Of > [EMAIL PROTECTED] > Sent: Tuesday, September 21, 2004 1:32 AM > To: m. smadi > Cc: [EMAIL PROTECTED] > Subject: Re: [Sip-implementors] SNOM 200 phone > > Only thing I can think is that your INVITE does not have 'Allow' > header.Some UAs do not validate whole SIP message -- they just > take out > relevant information to call. etc. > > -suheel > > ----------------- > Suheel Hussain > > ----- Original Message ----- > From: "m. smadi" <[EMAIL PROTECTED]> > Date: Monday, September 20, 2004 4:54 pm > Subject: [Sip-implementors] SNOM 200 phone > > > i am tryig to write a mini python script that invites other sip > phone.> my script successfully invited kphone and xlite, but i > cannot invite > > snom 200 > > > > I am sending this invite message > > > > INVITE sip:[EMAIL PROTECTED] SIP/2.0 > > Via: SIP/2.0/UDP 192.168.2.8 > > CSeq: 4786 INVITE > > To: <sip:[EMAIL PROTECTED]> > > Content-Type: application/sdp > > From: "4001" <sip:[EMAIL PROTECTED]>;tag=4CB6828E > > Call-ID: [EMAIL PROTECTED] > > Subject: sip:[EMAIL PROTECTED] > > Content-Length: 183 > > User-Agent: kphone/4.0.3 > > Contact: "4001" <sip:[EMAIL PROTECTED];transport=udp> > > > > v=0 > > o=username 0 0 IN IP4 192.168.2.8 > > s=The Funky Flow > > c=IN IP4 192.168.2.8 > > t=0 0 > > m=audio 32888 RTP/AVP 0 97 3 > > a=rtpmap:0 PCMU/8000 > > a=rtpmap:3 GSM/8000 > > a=rtpmap:97 iLBC/8000 > > > > > > This works with other phones, but i am getting the following > response > > from snom 200: > > > > SIP/2.0 400 Bad Request > > Via: SIP/2.0/UDP 192.168.2.8 > > From: "4001" <sip:[EMAIL PROTECTED]>;tag=4CB6828E > > To: <sip:[EMAIL PROTECTED]> > > Call-ID: [EMAIL PROTECTED] > > CSeq: 4786 INVITE > > Allow: INVITE, ACK, CANCEL, BYE, REFER, OPTIONS, NOTIFY, > SUBSCRIBE, > > PRACK, MESSAGE, INFO > > Allow-Events: talk, hold, refer > > Supported: timer, 100rel, replaces > > Content-Length: 0 > > > > Could someone please explain this to me? > > > > Thanks > > M. Smadi > > > > _______________________________________________ > > Sip-implementors mailing list > > [EMAIL PROTECTED] > > http://lists.cs.columbia.edu/mailman/listinfo/sip-implementors > > > > _______________________________________________ > Sip-implementors mailing list > [EMAIL PROTECTED] > http://lists.cs.columbia.edu/mailman/listinfo/sip-implementors > > > _______________________________________________ Sip-implementors mailing list [EMAIL PROTECTED] http://lists.cs.columbia.edu/mailman/listinfo/sip-implementors
