#! /usr/sbin/chat -vEf
# ^^^ all options MUST be given as ONE word only (all are passed as ARGV[1])
TIMEOUT 3 "" "ATZ" "OK-ATZ-OK" "" ABORT "BUSY" ABORT "NO CARRIER" ABORT "NO DIAL TONE" ABORT "ERROR" ABORT "VOICE" ""
ATL2 OK
ATD$TELEPHONE
TIMEOUT 90 CONNECT \c ^M \c