Switching to VoIP

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Appendix B

APPENDIX B

AGI Commands

ANSWER

Answers the current channel if not already answered.

Returns -1 upon failure, or 0 upon success.

CHANNEL STATUS [channel]

Returns the status of the specified

channel. If none is given, returns the status of

the current channel. Here is what the status codes mean:

0: Channel is on hook and available.

1: Channel is on hook, but reserved.

2: Channel is off the hook but no digits have been dialed.

3: Digits have been dialed.

4: The line connected to this channel is ringing.

5: A called line connected to this channel is ringing.

6: A called line connected to this channel has a call in progress.

7: A called line connected to this channel is busy.

DATABASE DEL family key

Deletes a value in the Asterisk database for the specified family and key.

Returns 1 if successful, 0 if not.

DATABASE DELTREE family [keytree]

Deletes a family or and/or keytree within a family in the Asterisk database.

Returns 1 if successful, 0 if not.

DATABASE GET family key

Retrieves a value in the Asterisk database for the specified family and key.

Returns 0 if

key does not exist. Returns 1 and the requested value in parentheses

if

key exists, as in this example:

200 result=1 (value)

DATABASE PUT family key value

Creates or updates a value in the Asterisk database for the specified family, ...