[asterisk-users] Detecting voicemail from CO on FXO port and passing to H.323 phone. Possible?

[Bob Bosiljevac]

> Basically, I want to be able to detect that there is voicemail waiting at the 
> CO on an FXO port and somehow flash the message waiting light on an H.323 
> phone (or any other type of phone)

I assume that by the lack of response, there is no way to pick up on the 
vocemail waiting signalling from the CO on a FXO zap channel. Can somebody 
confirm this.

Bob.