detect busy telephone line

I wrote a simple program that calls a telephone number with MSComm control.
How can I learn if the number is busy.
daloukasAsked:
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wmingeeCommented:
you'll recieve input from the modem of "BUSY".
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daloukasAuthor Commented:
Thanks, but how can I receive the "BUSY"  from modem. By an AT command ? By a property in MsComm?
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wmingeeCommented:
It will come in thru the OnComm event. After you send the dial string you will get one of sveral possible responses such as connect, no dailtone, busy, etc
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Pavel040997Commented:
You will get the "BUSY" input from the modem1
You can receive it like this:

if mscomm.input="BUSY" then ....


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Visual Basic Classic

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