[asterisk-users] false answer on zaptel

[Brent Davidson]

Botond Botyanszki wrote:
> Hi,
>
> I have an x100p zaptel card with asterisk 1.4. I'm using the system for
> outgoing calls. 
> My problem is that Answer() is falsely returning while the call is still
> ringing and was not really answered yet. I've been digging google, wikis
> but have not found what might be causing this. SIP works fine, this
> problem seems to be only zaptel specific.
> I could use the NVLineDetect application but I think this would be a hack
> around the problem. Before I start fixing the nvlinedetect code so that
> it compiles and works with asterisk 1.4 I thought I should ask here first.
>
> Any suggestions?
> Thanks,
> Botond
>
>   
What Telco are you using?  Do you have callprogress=yes or 
hanguponpolarityswitch=yes  in your zapata/dahdi .conf?