[asterisk-bugs] [Asterisk 0016634]: asterisk crashes while fax sending

[Asterisk Bug Tracker]

A NOTE has been added to this issue. 
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https://issues.asterisk.org/view.php?id=16634 
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Reported By:                krn
Assigned To:                dvossel
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Project:                    Asterisk
Issue ID:                   16634
Category:                   Channels/chan_sip/T.38
Reproducibility:            always
Severity:                   crash
Priority:                   normal
Status:                     closed
Asterisk Version:           1.6.0.20 
JIRA:                       SWP-747 
Regression:                 No 
Reviewboard Link:            
SVN Branch (only for SVN checkouts, not tarball releases): N/A 
SVN Revision (number only!):  
Request Review:              
Resolution:                 fixed
Fixed in Version:           
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Date Submitted:             2010-01-18 10:30 CST
Last Modified:              2010-02-02 16:31 CST
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Summary:                    asterisk crashes while fax sending
Description: 
[general]
t38pt_udptl=yes
#next three lines makes no changes
t38pt_rtp=yes
t38pt_usertpsource=yes
faxdetect = yes

[provider]
type=peer
host=sip.provider.com
fromdomain=sip.provider.com
context=incoming-from-prov
port=5065
defaultuser=user
secret=password
fromuser=user
call-limit=10
canreinvite=yes
insecure=invite,port
nat=no
disallow=all
allow=ulaw
allow=alaw
dtmfmode=rfc2833

[IntUser]
type=friend
host=dynamic
context=office-internal
defaultuser=intuser
secret=password
callgroup=3
pickupgroup=3
callerid=103 User
canreinvite=yes
qualify=30000
call-limit=2
t38pt_udptl=yes
disallow=all
allow=ulaw
allow=alaw
t38pt_udptl=yes
faxdetect=yes
dtmfmode=rfc2833
nat=no

IntUser - ATA Linksys SPA2102 with fax attached
T.38 with reinvite, vad disabled, external non-firewalled ip

Messages before crash:
WARNING[11356]: udptl.c:766 calculate_far_max_ifp: (no tag): Cannot
calculate far_max_ifp before far_max_datagram has been set.
WARNING[11389]: udptl.c:725 calculate_local_max_datagram: (no tag): Cannot
calculate local_max_datagram before local_max_ifp has been set.
WARNING[11389]: udptl.c:766 calculate_far_max_ifp: (SIP/xxxxxxxxxxxxxx):
Cannot calculate far_max_ifp before far_max_datagram has been set.


======================================================================
Relationships       ID      Summary
----------------------------------------------------------------------
related to          0016724 coredump on T.38 Session with 1.6.2.1
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---------------------------------------------------------------------- 
 (0117580) svnbot (reporter) - 2010-02-02 16:31
 https://issues.asterisk.org/view.php?id=16634#c117580 
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Repository: asterisk
Revision: 244446

_U  branches/1.6.1/
U   branches/1.6.1/channels/chan_sip.c
U   branches/1.6.1/include/asterisk/udptl.h
U   branches/1.6.1/main/udptl.c

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r244446 | dvossel | 2010-02-02 16:31:30 -0600 (Tue, 02 Feb 2010) | 23
lines

Merged revisions 244443 via svnmerge from 
https://origsvn.digium.com/svn/asterisk/trunk

........
  r244443 | dvossel | 2010-02-02 16:27:23 -0600 (Tue, 02 Feb 2010) | 18
lines
  
  fixes crash during T.38 negotiation caused by invalid or missing
FaxMaxDatagram field
  
  AST-2010-001
  
  (closes issue https://issues.asterisk.org/view.php?id=16634)
  Reported by: krn
  
  (closes issue https://issues.asterisk.org/view.php?id=16724)
  Reported by: barthpbx
  
  (closes issue https://issues.asterisk.org/view.php?id=16517)
  Reported by: bklang
  
  (closes issue https://issues.asterisk.org/view.php?id=16485)
  Reported by: elsto
........

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http://svn.digium.com/view/asterisk?view=rev&revision=244446 

Issue History 
Date Modified    Username       Field                    Change               
====================================================================== 
2010-02-02 16:31 svnbot         Checkin                                      
2010-02-02 16:31 svnbot         Note Added: 0117580                          
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