[asterisk-bugs] [Asterisk 0014607]: chan_iax2.c: Packet Decrypt Failed! encrypted IAX2 during packet loss causes hangup and end of call

[Asterisk Bug Tracker]

The following issue has been SUBMITTED. 
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http://bugs.digium.com/view.php?id=14607 
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Reported By:                stevenla
Assigned To:                
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Project:                    Asterisk
Issue ID:                   14607
Category:                   Channels/chan_iax2
Reproducibility:            always
Severity:                   major
Priority:                   normal
Status:                     new
Asterisk Version:           1.4.23 
Regression:                 No 
SVN Branch (only for SVN checkouts, not tarball releases): N/A 
SVN Revision (number only!):  
Request Review:              
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Date Submitted:             2009-03-04 22:20 CST
Last Modified:              2009-03-04 22:20 CST
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Summary:                    chan_iax2.c: Packet Decrypt Failed!  encrypted IAX2
during packet loss causes hangup and end of call
Description: 
When using an encrypted IAX2 session and the call encounters normal packet
loss, at the point the packet loss occures the error log places the errors
below in the error and the call is unrecoverable and hangs up  

using the same configuration while turning off encryption the problem 
no longer occures
-----------Cut------------------
..
..
..
..
[Mar  2 18:11:04] NOTICE[4477] chan_iax2.c: Packet Decrypt Failed!
[Mar  2 18:11:05] NOTICE[4477] chan_iax2.c: Packet Decrypt Failed!
[Mar  2 18:11:05] NOTICE[4479] chan_iax2.c: Packet Decrypt Failed!
[Mar  2 18:11:14] NOTICE[4483] chan_iax2.c: Packet Decrypt Failed!
[Mar  2 18:11:14] NOTICE[4484] chan_iax2.c: Packet Decrypt Failed!
[Mar  2 18:11:15] NOTICE[4481] chan_iax2.c: Packet Decrypt Failed!
[Mar  2 18:11:15] NOTICE[4479] chan_iax2.c: Packet Decrypt Failed!
[Mar  2 18:11:15] NOTICE[4480] chan_iax2.c: Packet Decrypt Failed!
[Mar  2 18:11:24] NOTICE[4483] chan_iax2.c: Packet Decrypt Failed!
[Mar  2 18:11:24] NOTICE[4484] chan_iax2.c: Packet Decrypt Failed!
[Mar  2 18:11:25] NOTICE[4481] chan_iax2.c: Packet Decrypt Failed!
[Mar  2 18:11:25] WARNING[4478] chan_iax2.c: Max retries exceeded to host
xx.xx.xx.xx on IAX2/XXXXXX.ip-16384 (type = 6, subclass = 2, ts=630048,
seqno=184)
----------------Cut----------------
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Issue History 
Date Modified    Username       Field                    Change               
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2009-03-04 22:20 stevenla       New Issue                                    
2009-03-04 22:20 stevenla       Asterisk Version          => 1.4.23          
2009-03-04 22:20 stevenla       Regression                => No              
2009-03-04 22:20 stevenla       SVN Branch (only for SVN checkouts, not tarball
releases) => N/A             
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