Hello Sir,
Thanks for your suggestion. In fact i am a student and i am
doing this as my assignment. I got clear idea. I will try to implement
this.
Thanks again,
Saif.
On Tue, 13 Jun 2000, Alan Cox wrote:
> > can connect four channels directly from PSTN. So i am taking the four
> > channels as /dev/line1, /dev/line2, /dev/line3, /dev/line4. But in the DSP
> > software of the card it has only one signalling channel. I have no idea
> > about how to manage this one signalling channel among four voice channels.
>
> The existing telephony interface will let you allocate channels individually
> for your device and expects a common API. The API presents signalling as a
> kernel feature so hopefully you only need to implement the calling ioctls
> and maybe a privae ioctl to send/get signalling channel data ?
>
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