Call-back from Linux via modem

Example configuration files:

/etc/ppp/options

user username
crtscts
modem
mru 296
mtu 296
netmask 255.255.255.0
defaultroute

/etc/ppp/pap-secrets

username	*	kerberos-PW

Start with:

#!/bin/sh
pppd connect 'chat -t 60 "" "at&fs0=1" OK atdt32929901 CONNECT "\r"' /dev/modem 57600