> 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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This archive was generated by hypermail 2b29 : Thu Jun 15 2000 - 21:00:28 EST