[asterisk-users] ZAP and line disconnection detection

[Tzafrir Cohen]

On Thu, Sep 17, 2009 at 09:34:56AM +0330, M Shokuie wrote:
> Dear Folks,
> 
> Im looking for a way to detect if an analog line is connected to card or not
> (Im using Sangoma A200). Im using the dialtone detection when dialing but
> need a way to detect the disconnection of the line when it actually happens.

I have no idea about the Sangoma drivers, but reecnt in-tree DAHDI
drivers report this by raising a RED channel alarm if there's nothing
connected. This means that Asterisk won't try dialing through it.

-- 
               Tzafrir Cohen
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