Re: [Sip-implementors] What does identical mean?

2015-05-26 Thread Ren Xin
Thanks Dale and Paul! I am not sure why my product is doing this, it is legacy behavior. I will suggest the "Be conservative in what you produce; be liberal in what you accept." Best Regards, Xin On Tue, May 26, 2015 at 4:19 PM, Paul Kyzivat wrote: > I should have noticed Dale's reply before w

Re: [Sip-implementors] What does identical mean?

2015-05-26 Thread Paul Kyzivat
I should have noticed Dale's reply before writing my own that says the same thing. Thanks, Paul On 5/26/15 7:07 AM, Dale R. Worley wrote: Ren Xin writes: Our product actually compare the newly received SDP with previous one and if they are not byte-to-byte identical and the S

Re: [Sip-implementors] What does identical mean?

2015-05-26 Thread Paul Kyzivat
On 5/26/15 4:50 AM, Ren Xin wrote: Our product actually compare the newly received SDP with previous one and if they are not byte-to-byte identical and the SDP version does not increase by 1, we invalidate the stream. Customer is complaining about this. They think these two streams are identical

Re: [Sip-implementors] What does identical mean?

2015-05-26 Thread Dale R. Worley
Ren Xin writes: > Our product actually compare the newly received SDP with previous one and > if they are not byte-to-byte identical and the SDP version does not > increase by 1, we invalidate the stream. > > Customer is complaining about this. They think these two streams are > identical. > > Now

Re: [Sip-implementors] What does identical mean?

2015-05-26 Thread Ren Xin
Our product actually compare the newly received SDP with previous one and if they are not byte-to-byte identical and the SDP version does not increase by 1, we invalidate the stream. Customer is complaining about this. They think these two streams are identical. Now we can not reach an agreement

Re: [Sip-implementors] What does identical mean?

2015-05-25 Thread Paul Kyzivat
On 5/25/15 6:45 AM, Ren Xin wrote: Hey, According to RFC 3264 par.7 "If the version in the origin line does not increment, the SDP MUST be identical to the SDP with that version number. The answerer MUST be prepared to receive an offer that contains SDP with a version that has no

[Sip-implementors] What does identical mean?

2015-05-25 Thread Ren Xin
Hey, According to RFC 3264 par.7 "If the version in the origin line does not increment, the SDP MUST be identical to the SDP with that version number. The answerer MUST be prepared to receive an offer that contains SDP with a version that has not changed; this is effectively a no-o