[Freeswitch-users] FreeTDM hangs on Partial PRI

[Moises Silva]

On Mon, Dec 27, 2010 at 12:24 PM, Phone <phone.bytes at gmail.com> wrote:

> We are using
>
> FreeSWITCH Version 1.0.head (git-8825b6e 2010-11-28 17-15-39 -0500)
>
> WANPIPE Release: 3.5.14
>
> Hardware is Sangoma A101
>
> Partial PRI D-chan=24 B-chans=16-23
>
> We are having trouble with the Partial PRI (channel 16) getting stuck in
> a state where it cannot take calls.  This happens intermittently.  The
> system may run several days or even a week or two without having the
> problem.  It seems that the channel is getting stuck in some odd state
> when trying to hang up.
>
> To resolve this, we unload the FreeTDM mod, restarting Wanrouter, and
> then reload the FreeTDM mod.  This clears the channels and allows the
> system to take calls normally again.
>
> In testing we have also observed the following conditions:
>
> 1. Place a call in.  Cannot complete. Hang up.
> 2. Place a call in.  It completes and works correctly.
> 3. Place a call in.  Cannot complete.  Hang up.
> 4. Place a call in.  It completes and works correctly.
>
> The above pattern can be repeated multiple times, with the same result.
>
>
Are you aware sangoma_boost module is deprecated? you should be using
ftmod_sangoma_isdn

When the channel gets stuck you can do ftdm dump <span> <channel> and
pastebin the output (there should be a state history at the bottom that
helps to fix this type of problems).

Moises Silva
Senior Software Engineer
Sangoma Technologies Inc. | 100 Renfrew Drive, Suite 100, Markham ON L3R 9R6
Canada
t. 1 905 474 1990 x128 | e. moy at sangoma.com
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