[Freeswitch-users] FreeTDM hangs on Partial PRI

[Brian West]

I have never once seen a T1 configured in this manner.   I have seen 24 ad a D channel and 1-7 as B channels but this is just odd.

/b

On Dec 28, 2010, at 3:18 PM, Moises Silva wrote:

> 
> 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

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