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- #!/bin/sh
- ###################################################################
- #
- # These parameters control the attack dialing sequence.
- #
- # Maximum number of attempts to reach the telephone number(s)
- MAX_ATTEMPTS=10
-
- # Delay between each of the attempts. This is a parameter to sleep
- # so use "15s" for 15 seconds, "1m" for 1 minute, etc.
- SLEEP_DELAY=15s
-
- ###################################################################
- #
- # This is a list of telephone numbers. Add new numbers if you wish
- # and see the function 'callall' below for the dial process.
- PHONE1=555-1212
- PHONE2=411
-
- ###################################################################
- #
- # If you use the ppp-on script, then these are passed to this routine
- # automatically. There is no need to define them here. If not, then
- # you will need to set the values.
- #
- ACCOUNT=my_account_name
- PASSWORD=my_password
-
- ###################################################################
- #
- # Function to initialize the modem and ensure that it is in command
- # state. This may not be needed, but it doesn't hurt.
- #
- function initialize
- {
- chat -v TIMEOUT 3 '' AT 'OK-+++\c-OK'
- return
- }
-
- ###################################################################
- #
- # Script to dial a telephone
- #
- function callnumber
- {
- chat -v \
- ABORT '\nBUSY\r' \
- ABORT '\nNO ANSWER\r' \
- ABORT '\nRINGING\r\n\r\nRINGING\r' \
- '' ATDT$1 \
- CONNECT '' \
- ogin:--ogin: $ACCOUNT \
- assword: $PASSWORD
- #
- # If the connection was successful then end the whole script with a
- # success.
- #
- if [ "$?" = "0" ]; then
- exit 0
- fi
-
- return
- }
-
- ###################################################################
- #
- # Script to dial any telephone number
- #
- function callall
- {
- # echo "dialing attempt number: $1" >/dev/console
- callnumber $PHONE1
- # callnumber $PHONE2
- }
-
- ###################################################################
- #
- # Initialize the modem to ensure that it is in the command state
- #
- initialize
- if [ ! "$?" = "0" ]; then
- exit 1
- fi
-
- #
- # Dial telephone numbers until one answers
- #
- attempt=0
- while : ; do
- attempt=`expr $attempt + 1`
- callall $attempt
- if [ "$attempt" = "$MAX_ATTEMPTS" ]; then
- exit 1
- fi
- sleep "$SLEEP_DELAY"
- done
-