Hello

Haven't been able to find a reference to this scenario.

(convert to Courier or "fixed width font" to see properly)
UEA                      UEB
 |     ------------->     |
 |     INV SDP offer      |
 |      version  1        |
 |                        |
 |     <-------------     |
 |    200 OK SDP answer   |
 |                        |
 |                        |
 |     ------------->     |
 |     INV new SDP offer  |
 |      version  2        |
 |                        |
 |     <-------------     |
 |   606 Not Acceptable   |
 |                        |
 |                        |
 |     ------------->     |
 |     INV new SDP offer  |
 |      version no?       |
 |                        |
 |                        |

What should be the version of the new offer?
My impression is 3 (version should always increase) but in a related call
flow
I have received an answer that says
"fallback to previous state also means previous version number
so in new offer previous version is increased by 1
so new version should also be 2 ....

Anybody has any rfc references at hand?

Thanks
Manolis
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