Sends text to channels supporting it.
Sends the given text on a channel. Most channels do not support the transmission of text. Returns
0 if text is sent, or if the channel does not support text transmission. Returns
-1 only on error/hangup.
text to send- Text consisting of greater than one word should be placed in quotes since the command only accepts a single argument.
This documentation was imported from Asterisk Version GIT-15-b172474