MODEM_BREAK

Section: User Commands (1)
Updated: local
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NAME

modem_break - send a modem break

SYNOPSIS

modem_break

DESCRIPTION

Modem_break creates a ``modem break'' on the stdout. Modem break is a condition of a communications line when the line is held ``low'' for 200 ms. It is typically used to tell the remote system to switch to a different baud rate.

Modem_break is designed to be used by Pcomm in a shell script for automatically logging a user onto a remote system.

EXAMPLE

        while true
        do
                # wait 5 seconds for the login prompt
                waitfor -5 login:
                # test the exit code of the waitfor command
                if [ $? -eq 0 ]
                then
                        # send my user ID and break out of the loop
                        echo egray
                        break
                fi
                # send a modem break
                modem_break
        done