Cisco IOS in a Nutshell, 2nd Edition

Name

chat-script — global

Synopsis

chat-script name script-string
no chat-script name script-string

Configures

A chat script for placing a call over a modem

Default

None

Description

The chat-script command defines the script to use for modem communication when dialing to a remote device. name identifies the chat script for use in other commands; script-string specifies the script itself. The script-string contains a series of expect/send characters that communicate with the modem. Table 17-3 shows special characters and escape codes that can be used in chat scripts . Chat scripts are allowed only on asynchronous interfaces like ASYNC and BRI.

Table 17-3. Special values and escape codes for chat scripts

Character or code	Meaning
" "	Null string
ABORT string	The string following the ABORT indicates why the script failed
TIMEOUT timeout	Set the timeout to wait for a response; default is 5 seconds
EOT	End of transmission character
BREAK	Send a BREAK character
\c	Suppress newline at end of string
\d	Cause a two-second delay
\n	Send a newline
\p	Pause for one-fourth of a second
\r	Send a return character
\s	Send a space character
\t	Send a tab character
\\	Send a backslash character
\T	Replaced with phone number