[asterisk-bugs] [JIRA] (ASTERISK-28452) pjsip: <sess-version> of SDP is not incremented though SDP may be changed on reinvite without SDP offer

[Richard Mudgett (JIRA)]

    [ https://issues.asterisk.org/jira/browse/ASTERISK-28452?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=247743#comment-247743 ] 

Richard Mudgett commented on ASTERISK-28452:
--------------------------------------------

Thanks for the contribution! If you'd like your contribution to be included faster, you should submit your patch for code review by the Asterisk Developer Community. To do so, please follow the Code Review [1] instructions on the wiki. Be sure to:
* Verify that your patch conforms to the Coding Guidelines [2]
* Review the Code Review Checklist [3] for common items reviewers will look for
* If necessary, provide tests for the Asterisk Test Suite that verify the correctness of your patch [4]

When ready, submit your patch and any tests to Gerrit [5] for code review.

Thanks!

[1] https://wiki.asterisk.org/wiki/display/AST/Code+Review
[2] https://wiki.asterisk.org/wiki/display/AST/Coding+Guidelines
[3] https://wiki.asterisk.org/wiki/display/AST/Code+Review+Checklist
[4] https://wiki.asterisk.org/wiki/display/AST/Asterisk+Test+Suite+Documentation
[5] https://wiki.asterisk.org/wiki/display/AST/Gerrit+Usage

Additionally these patches are not marked as contributions so they do not have the associated release by the license agreement.  Have you signed the license agreement?

> pjsip: <sess-version> of SDP is not incremented though SDP may be changed on reinvite without SDP offer
> -------------------------------------------------------------------------------------------------------
>
>                 Key: ASTERISK-28452
>                 URL: https://issues.asterisk.org/jira/browse/ASTERISK-28452
>             Project: Asterisk
>          Issue Type: Bug
>      Security Level: None
>          Components: pjproject/pjsip, Resources/res_pjsip_sdp_rtp
>    Affects Versions: 16.3.0
>         Environment: CentOS 7
>            Reporter: Michael Maier
>            Severity: Minor
>              Labels: patch, pjsip
>         Attachments: sdp-version.patch, sdp-version-v2.patch, wrong-SDP-sess-version.txt
>
>
> During late / delayed offer as part of a reInivte during an outbound call, the SDP sent to the provider in the 200 OK is changed compared to the initial INVITE - but the <sess-version> isn't incremented. This is against RFC6337, 5.2.5. Subsequent Offers and Answers.
> See the attached Trace!



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