chan_sip: On INVITE retransmission, don't add an extra 503 response.
authorWalter Doekes <walter+asterisk@wjd.nu>
Mon, 22 Sep 2014 19:49:30 +0000 (19:49 +0000)
committerWalter Doekes <walter+asterisk@wjd.nu>
Mon, 22 Sep 2014 19:49:30 +0000 (19:49 +0000)
commit593455621ba55cb0a7666a14e8f8fdff6ddf7649
tree3efa2d0da82482cd1ef89d8845770551487af84f
parent63a4da4a0deab2a91513f8885d4b4e189c6d2670
chan_sip: On INVITE retransmission, don't add an extra 503 response.

INVITE arrives to asterisk, asterisk responds Busy(). If the INVITE is
retransmitted, asterisk would generate a 503 in addition to the 486.

Thanks Torrey Searle for providing a working regression test.

ASTERISK-24335 #close

Review: https://reviewboard.asterisk.org/r/4003/
Patches:
  retrans_486_invite.patch uploaded by Torrey Searle (License #5334)
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Merged revisions 423720 from http://svn.asterisk.org/svn/asterisk/branches/1.8
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Merged revisions 423721 from http://svn.asterisk.org/svn/asterisk/branches/11
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Merged revisions 423722 from http://svn.asterisk.org/svn/asterisk/branches/12
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Merged revisions 423723 from http://svn.asterisk.org/svn/asterisk/branches/13

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@423724 65c4cc65-6c06-0410-ace0-fbb531ad65f3
channels/chan_sip.c