Re: [Sip-implementors] rules for From-tag generation in forking B2BUA

2017-10-04 Thread M. Ranganathan
_ > Sip-implementors mailing list > Sip-implementors@lists.cs.columbia.edu > https://lists.cs.columbia.edu/mailman/listinfo/sip-implementors > -- M. Ranganathan ___ Sip-impleme

Re: [Sip-implementors] Branch Header in BYE

2016-08-19 Thread M. Ranganathan
_ > Sip-implementors mailing list > Sip-implementors@lists.cs.columbia.edu > https://lists.cs.columbia.edu/mailman/listinfo/sip-implementors > -- M. Ranganathan ___ Sip-implementors mailing list Sip-implementors@lists.cs.columbia.edu https://lists.cs.columbia.edu/mailman/listinfo/sip-implementors

[Sip-implementors] BYE retransmissions

2012-04-03 Thread M. Ranganathan
for the receiver of the retransmitted BYE to respond? Should it respond with OK, CALL_OR_DIALOG_NOT_FOUND or SERVER_FAILURE ( due to the fact that the in-dialog BYE has been sent with a previously seen cseq number) ? -- M. Ranganathan ___ Sip-implementors mailing

[Sip-implementors] Does Dialog Lifetime affect dialog creating transaction lifetime?

2012-03-20 Thread M. Ranganathan
the SIP stack do with the invite Server Transaction? Should it be automatically deleted after the Dialog times out? Thanks Ranga -- M. Ranganathan ___ Sip-implementors mailing list Sip-implementors@lists.cs.columbia.edu https://lists.cs.columbia.edu

[Sip-implementors] Preserving INVITE From header parameters in subsequent in-dialog requests

2010-12-01 Thread M. Ranganathan
Hello, Is ti a requirement that subsequent in-dialog requests preserve From header parameters from the dialog forming INVITE ? Thank you in advance for your answers. Regards, Ranga -- M. Ranganathan ___ Sip-implementors mailing list Sip

Re: [Sip-implementors] SIP Client using JAIN SIP Stack

2010-11-14 Thread M. Ranganathan
://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors -- M. Ranganathan ___ Sip-implementors mailing list Sip-implementors@lists.cs.columbia.edu https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors

Re: [Sip-implementors] Is Replaces header in Invite still used much?

2010-10-25 Thread M. Ranganathan
://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors -- M. Ranganathan ___ Sip-implementors mailing list Sip-implementors@lists.cs.columbia.edu https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors

Re: [Sip-implementors] SIP Stacks

2010-10-12 Thread M. Ranganathan
with it. Those that try to copulate with it should seek a more fulfilling love life. -- M. Ranganathan ___ Sip-implementors mailing list Sip-implementors@lists.cs.columbia.edu https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors

Re: [Sip-implementors] SIP Stacks

2010-10-12 Thread M. Ranganathan
On Tue, Oct 12, 2010 at 11:36 AM, Iñaki Baz Castillo i...@aliax.net wrote: 2010/10/12 M. Ranganathan mra...@gmail.com:  But let me ask you a question: Do you know XMPP protocol? There are hundreds of *good* XMPP implementations available in internet licensed as free software, and most

Re: [Sip-implementors] SIP Stacks

2010-10-12 Thread M. Ranganathan
-1892 Web: http://www.evaristesys.com/ ___ Sip-implementors mailing list Sip-implementors@lists.cs.columbia.edu https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors -- M. Ranganathan ___ Sip

Re: [Sip-implementors] SIP Stacks

2010-10-05 Thread M. Ranganathan
a professional grade SIP stack, not the toy stacks that you can download on the Internet). There are a handful of very good SIP Stacks that one can download on the Internet. What exactly is a toy stack ? Is it a stack that is used in SIP toys? -- M. Ranganathan

Re: [Sip-implementors] 100 Trying for REFER

2010-08-18 Thread M. Ranganathan
On Tue, Aug 17, 2010 at 4:10 PM, Paul Kyzivat pkyzi...@cisco.com wrote: M. Ranganathan wrote: On Tue, Aug 17, 2010 at 9:50 AM, Paul Kyzivat pkyzi...@cisco.com wrote: M. Ranganathan wrote: Hello, I am implementing a B2BUA ITSP bridge that bridges a PBX with an ITSP. In one of the call

[Sip-implementors] 100 Trying for REFER

2010-08-17 Thread M. Ranganathan
-- M. Ranganathan ___ Sip-implementors mailing list Sip-implementors@lists.cs.columbia.edu https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors

Re: [Sip-implementors] 100 Trying for REFER

2010-08-17 Thread M. Ranganathan
On Tue, Aug 17, 2010 at 9:50 AM, Paul Kyzivat pkyzi...@cisco.com wrote: M. Ranganathan wrote: Hello, I am implementing a B2BUA ITSP bridge that bridges a PBX with an ITSP. In one of the call flows, I get a REFER from the PBX which I have to convert to an INVITE. The INVITE could take

Re: [Sip-implementors] How long can a Dialog be in Early state.

2010-07-13 Thread M. Ranganathan
, Dale R (Dale) Sent: Monday, July 12, 2010 1:50 PM To: M. Ranganathan Cc: sip-implementors Subject: Re: [Sip-implementors] How long can a Dialog be in Early state. From: M. Ranganathan [mra...@gmail.com] Does a 100 provisional response put the UAC

Re: [Sip-implementors] Expires header. Why not mandatory for DialogForming INVITE

2010-07-12 Thread M. Ranganathan
was unclear. Regards Sunil Verma ESN: 877-5050 Ph: +919731245000 -Original Message- From: sip-implementors-boun...@lists.cs.columbia.edu [mailto:sip-implementors-boun...@lists.cs.columbia.edu] On Behalf Of M. Ranganathan Sent: Sunday, July 11, 2010 1:57 AM To: sip-implementors

Re: [Sip-implementors] How long can a Dialog be in Early state.

2010-07-12 Thread M. Ranganathan
On Mon, Jul 12, 2010 at 1:12 PM, WORLEY, Dale R (Dale) dwor...@avaya.com wrote: From: sip-implementors-boun...@lists.cs.columbia.edu [sip-implementors-boun...@lists.cs.columbia.edu] On Behalf Of M. Ranganathan [mra...@gmail.com] Consider

Re: [Sip-implementors] How long can a Dialog be in Early state.

2010-07-12 Thread M. Ranganathan
) not being shown within figure 5, the following is a link to Jonathan's answer. http://bugs.sipit.net/show_bug.cgi?id=706 -Original Message- From: sip-implementors-boun...@lists.cs.columbia.edu [mailto:sip- implementors-boun...@lists.cs.columbia.edu] On Behalf Of M. Ranganathan Sent: Monday

[Sip-implementors] Expires header. Why not mandatory for Dialog Forming INVITE

2010-07-10 Thread M. Ranganathan
fork expiration time can be. It would seem useful to make this a mandatory header for a dialog forming INVITE and yet it is not. Just wondering why. Ranga -- M. Ranganathan ___ Sip-implementors mailing list Sip-implementors@lists.cs.columbia.edu https

Re: [Sip-implementors] Fwd: Invite request for HOLD

2010-06-23 Thread M. Ranganathan
@lists.cs.columbia.edu https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors -- M. Ranganathan ___ Sip-implementors mailing list Sip-implementors@lists.cs.columbia.edu https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors

Re: [Sip-implementors] different use of SIP INVITE message

2010-03-23 Thread M. Ranganathan
___ Sip-implementors mailing list Sip-implementors@lists.cs.columbia.edu https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors -- M. Ranganathan ___ Sip-implementors mailing list Sip-implementors

Re: [Sip-implementors] Popularity of SIP-over-TLS/TCP vs. SIP-over-UDP

2010-02-26 Thread M. Ranganathan
___ Sip-implementors mailing list Sip-implementors@lists.cs.columbia.edu https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors -- M. Ranganathan ___ Sip-implementors mailing list Sip-implementors

Re: [Sip-implementors] Popularity of SIP-over-TLS/TCP vs. SIP-over-UDP

2010-02-25 Thread M. Ranganathan
TLS. I have no idea why this is the case. Thanks! Charles ___ Sip-implementors mailing list Sip-implementors@lists.cs.columbia.edu https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors -- M. Ranganathan

Re: [Sip-implementors] Popularity of SIP-over-TLS/TCP vs. SIP-over-UDP

2010-02-25 Thread M. Ranganathan
-- M. Ranganathan ___ Sip-implementors mailing list Sip-implementors@lists.cs.columbia.edu https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors

[Sip-implementors] What do you do with a REFER that arrives before an ACK.

2010-01-13 Thread M. Ranganathan
( and send BYE if it does not) 4. Something else ( write to your congressman about it and protest perhaps ? ) Which one would be the right action (OK 4 is not a serious choice) ? Thanks Ranga -- M. Ranganathan ___ Sip-implementors mailing list Sip

Re: [Sip-implementors] What do you do with a REFER that arrives before an ACK.

2010-01-13 Thread M. Ranganathan
On Wed, Jan 13, 2010 at 3:17 PM, Neel Neelakantan bala_neelakan...@quintum.com wrote: See below. -Original Message- From: sip-implementors-boun...@lists.cs.columbia.edu [mailto:sip-implementors-boun...@lists.cs.columbia.edu] On Behalf Of M. Ranganathan Sent: Wednesday, January 13

Re: [Sip-implementors] Jain/nist mail list?

2009-10-07 Thread M. Ranganathan
Sip-implementors@lists.cs.columbia.edu https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors -- M. Ranganathan ___ Sip-implementors mailing list Sip-implementors@lists.cs.columbia.edu https://lists.cs.columbia.edu/cucslists/listinfo/sip

[Sip-implementors] Handling in-dialog challenges.

2009-07-20 Thread M. Ranganathan
in route set? Is it even possible for that route set to change? Ranga -- M. Ranganathan ___ Sip-implementors mailing list Sip-implementors@lists.cs.columbia.edu https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors

Re: [Sip-implementors] Call Transfer through a SIP trunk

2009-07-01 Thread M. Ranganathan
://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors ___ Sip-implementors mailing list Sip-implementors@lists.cs.columbia.edu https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors -- M. Ranganathan

Re: [Sip-implementors] SIP Redirect Server and SIP Trunking

2009-06-27 Thread M. Ranganathan
-implementors -- M. Ranganathan ___ Sip-implementors mailing list Sip-implementors@lists.cs.columbia.edu https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors

[Sip-implementors] rport parameter question

2009-04-20 Thread M. Ranganathan
patch. The question I have is what is the UAS supposed to do when the inbound request does NOT have an rport parameter? Is it legal ( or illegal ) to attach an rport parameter in the response when the request does not have it? Thank you for your answer. Ranga -- M. Ranganathan

[Sip-implementors] Dialog state transitions for re-INVITE

2009-03-04 Thread M. Ranganathan
Hello, Once a dialog transitions to Confirmed state, what happens to its state when a re-INVITE is issued for that Dialog ? Thanks Ranga -- M. Ranganathan ___ Sip-implementors mailing list Sip-implementors@lists.cs.columbia.edu https

Re: [Sip-implementors] B2BUA vs Proxy with Record Route

2009-02-24 Thread M. Ranganathan
___ Sip-implementors mailing list Sip-implementors@lists.cs.columbia.edu https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors -- M. Ranganathan ___ Sip-implementors mailing list Sip-implementors

Re: [Sip-implementors] B2BUA vs Proxy with Record Route

2009-02-24 Thread M. Ranganathan
On Tue, Feb 24, 2009 at 9:01 AM, Iñaki Baz Castillo i...@aliax.net wrote: 2009/2/24 M. Ranganathan mra...@gmail.com: Features are implementable as User Agents. There is no need for a BACK TO BACK User Agent to implement most features. Ok, perhaps you could provice a proxy solution to replace

Re: [Sip-implementors] B2BUA vs Proxy with Record Route

2009-02-24 Thread M. Ranganathan
On Tue, Feb 24, 2009 at 9:23 AM, Iñaki Baz Castillo i...@aliax.net wrote: 2009/2/24 M. Ranganathan mra...@gmail.com: Using a B2BUA where you should be using a proxy is needless complication and just bad engineering. http://www.sipfoundry.org I don't understand the reason of this link. You

Re: [Sip-implementors] B2BUA vs Proxy with Record Route

2009-02-23 Thread M. Ranganathan
/cucslists/listinfo/sip-implementors -- M. Ranganathan ___ Sip-implementors mailing list Sip-implementors@lists.cs.columbia.edu https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors

Re: [Sip-implementors] Initial REFER vs RFC 3725 (Third Party CallControl)

2009-01-28 Thread M. Ranganathan
://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors -- M. Ranganathan ___ Sip-implementors mailing list Sip-implementors@lists.cs.columbia.edu https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors

Re: [Sip-implementors] Initial REFER vs RFC 3725 (Third PartyCallControl)

2009-01-28 Thread M. Ranganathan
@lists.cs.columbia.edu https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors ___ Sip-implementors mailing list Sip-implementors@lists.cs.columbia.edu https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors -- M. Ranganathan

Re: [Sip-implementors] PRAC/B2BUA

2008-12-13 Thread M. Ranganathan
/cucslists/listinfo/sip-implementors -- M. Ranganathan ___ Sip-implementors mailing list Sip-implementors@lists.cs.columbia.edu https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors

Re: [Sip-implementors] is the JAIN SIP API's can listen any sip port given by user?

2008-11-06 Thread M. Ranganathan
at the examples in src/examples before posting. Ranga Thanks in advance, Regard's Parasuraman Kumarasami ___ Sip-implementors mailing list Sip-implementors@lists.cs.columbia.edu https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors -- M

Re: [Sip-implementors] Is really rport needed?

2008-09-29 Thread M. Ranganathan
@lists.cs.columbia.edu https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors -- M. Ranganathan ___ Sip-implementors mailing list Sip-implementors@lists.cs.columbia.edu https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors

Re: [Sip-implementors] Is really rport needed?

2008-09-29 Thread M. Ranganathan
-implementors mailing list Sip-implementors@lists.cs.columbia.edu https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors -- M. Ranganathan ___ Sip-implementors mailing list Sip-implementors@lists.cs.columbia.edu https://lists.cs.columbia.edu

Re: [Sip-implementors] why do we need b2bua?

2008-09-25 Thread M. Ranganathan
-implementors@lists.cs.columbia.edu https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors -- M. Ranganathan ___ Sip-implementors mailing list Sip-implementors@lists.cs.columbia.edu https://lists.cs.columbia.edu/cucslists/listinfo/sip

Re: [Sip-implementors] REG: opensource sip containers

2008-04-30 Thread M. Ranganathan
in reliance on this e-mail is strictly prohibited and may be unlawful. ___ Sip-implementors mailing list Sip-implementors@lists.cs.columbia.edu https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors -- M. Ranganathan

[Sip-implementors] Symmetric singaling ACK question.

2008-04-30 Thread M. Ranganathan
indicated by the Contact header ( which is of course the wrong location). I am behind a Symmetric NAT. Should I ignore the contact header for the OK and and send the ACK t back to the remote location ( IP address and port ) from where the OK came? Thanks Ranga -- M. Ranganathan

Re: [Sip-implementors] Symmetric singaling ACK question.

2008-04-30 Thread M. Ranganathan
Please ignore question - problem resolved. Sorry for the noise. Ranga On Wed, Apr 30, 2008 at 7:35 PM, M. Ranganathan [EMAIL PROTECTED] wrote: Hello, I have the following behavior from an ITSP : 1. I send it a re INVITE with Contact header Contact:sip:[EMAIL PROTECTED]:5080 2

Re: [Sip-implementors] Why SIP abnf is so permissive???

2008-04-01 Thread M. Ranganathan
hindsight and tighten up the grammar. Oh incidentally, you can produce awfully formatted legal c++ syntax too but nobody would suggest we tighten up c++ grammar and make it more like python for reasons of readability. What is done is done. Ranga -- M. Ranganathan

Re: [Sip-implementors] Why SIP abnf is so permissive???

2008-03-28 Thread M. Ranganathan
___ Sip-implementors mailing list Sip-implementors@lists.cs.columbia.edu https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors -- M. Ranganathan ___ Sip-implementors mailing list Sip-implementors

Re: [Sip-implementors] Why Content-Length is just mandatory in TCP? (in UDP if there isn't it assumes 0 bytes)

2008-03-28 Thread M. Ranganathan
://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors -- M. Ranganathan ___ Sip-implementors mailing list Sip-implementors@lists.cs.columbia.edu https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors

Re: [Sip-implementors] Why SIP abnf is so permissive???

2008-03-26 Thread M. Ranganathan
-implementors -- M. Ranganathan ___ Sip-implementors mailing list Sip-implementors@lists.cs.columbia.edu https://lists.cs.columbia.edu/cucslists/listinfo/sip-implementors

Re: [Sip-implementors] sip code

2007-10-15 Thread M. Ranganathan
No... but uncle google (or your favorite search engine) may have the answer. Ashok jain wrote: Dear All Could some tell me where I can find source code for SIP that I can modify using Linux. I need it to perform the basic operations. Thanks Ashok