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Summary:ASTERISK-01415: Some SIP clients due to poor firmware do not terminate correctly with * resulting in very long almost silent calls
Reporter:chrisorme (chrisorme)Labels:
Date Opened:2004-04-15 18:01:05Date Closed:2011-06-07 14:05:25
Priority:MajorRegression?No
Status:Closed/CompleteComponents:Core/General
Versions:Frequency of
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Description:Request for consideration of a feature in a future version of asterisk, when someone has time or motivation, to watch out in chan_sip.c for long silent SIP calls and terminate them after some time (30secs or a minute ? - make this user definable or a variable in chan_sip.c ?).
Concern: I don't know how that would deal with calls on hold?  I haven't looked in detail at how these clients mess these calls up that last forever.  Perhaps there's some way apart from the silence to detect that a call has hung (pardon the pun) ie. crashed through the control stream/traffic?  I think this is a request for sip session timers for a sip buff as a workaround for a limitation in SIP itself and SIP client firmware programmers ;).   Is this really really hard ?  Is there a quick and nasty fix instead ?

****** ADDITIONAL INFORMATION ******

Culprits:  Draytek 2600V(G) (for now) and others - bugs reported here and there for other devices too.
Comments:By: chrisorme (chrisorme) 2004-04-15 19:06:16

Elesign ESC1710 is an alleged culprit (ASTERISK-1371400)
Kphone is an alleged culprit          (ASTERISK-1600207)
Draytek 2600V is a culprit            (ASTERISK-1191239)

Anyone else find this with their device ?

By: Brian West (bkw918) 2004-04-15 19:12:39

This will require sip session timer support to fix

By: Brian West (bkw918) 2004-04-15 19:13:46

Sip session timer support has already been added to the WE NEED THIS ASAP list but the problem is finding someone to implement this feature.  I think bug 207 talked about this ALOT.