[Asterisk-Dev] qualify=y vs Grandstream

John Todd jtodd at loligo.com
Thu Aug 21 12:02:51 MST 2003


>I recently purchased 4 Grandstream 101's and while they have been a little
>quirky I've been generally OK with them.
>
>One serious problem I was having was hard lockups of the phones 5 or more
>times a day. I also use some ATA186's and have phones on digium cards and
>they never lock up so I assumed the Grandstreams were the problem.
>
>A call to Grandstream tech support was greeted with complete surprise that
>the phones would lock up so often. (There's a surprise :)
>
>Anyway, I found that changing qualify = y to n appears to have solved
>the lockup problem in that I have not had one in 36 hours. When the
>lockups where occurring a sip show channels would show multiple channels
>open to the device when none should be open.
>
>What info can I provide to help correct this problem? Is this worthy of
>posting on bugs?
>
>Thanks
>
>John
>-------------------------------------------------------------------------
>NetRom Internet Services			973-208-1339 voice
>john at netrom.com					973-208-0942 fax
>http://www.netrom.com
>-------------------------------------------------------------------------

Yes, that seems worthy of a bug report, IMHO.  The problem is not 
that the Grandstreams fail when sent the "OPTIONS" request 
(qualify=y) but that Asterisk doesn't seem to gracefully handle 
timeouts on those qualify requests, and litters the "sip show 
channels" list with those dead requests.

JT



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