Directed extension call pickup.
This application can pickup a specified ringing channel. The channel to pickup can be specified in the following ways.
1) If no extension targets are specified, the application will pickup a channel matching the pickup group of the requesting channel.
2) If the extension is specified with a context of the special string
PICKUPMARK (for example 10@PICKUPMARK), the application will pickup a channel which has defined the channel variable
PICKUPMARK with the same value as extension (in this example,
3) If the extension is specified with or without a context, the channel with a matching extension and context will be picked up. If no context is specified, the current context will be used.
extension- Specification of the pickup target.
extension2...] - Additional specifications of pickup targets.
This documentation was imported from Asterisk Version GIT-13-8cc34aa