[Asterisk-Users] Caller ID and Call Parking on an analog PSTN line?

[John Novack]

Brian McEntire wrote:

> Hello everyone. I'm new to Asterisk but got some basic functionality 
> going last night and I'm just giddy to have my own PBX  ;-)
>
> Sorry if these are silly questions:
>   My Asterisk server has the TDM22B (2 FXO, 2 FXS) interface. I have a 
> very basic PSTN line coming in from the phone company, I tried to get 
> the most no-frills line possible (didn't pay for caller ID, voice 
> mail, etc.). I know I can set up voicemail on * on this line. Can I 
> also get caller ID by virtue of running Asterisk or is that 
> information stripped out by the phone co before it gets to my box?
>
You will need to pay your provider for that information. It is not sent 
if you don't "subscribe"

Watch out for some other pitfalls with your FXO-PSTN interface.
Currently there is no dial tone detection, so Asterisk will begin 
dialing as soon as it goes off hook, and you may find it misdials.
There is some question as to which versions of Asterisk allow "waits" to 
be inserted at the beginning of the dial string, so you may find that 
does or does not mask the problem of mis dialing.
Asterisk also may have a problem knowing when a call is terminated by 
the caller on the PSTN line,

Good luck

John Novack
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