#!/bin/sh # # ppp-on # # Set up a PPP link # LOCKDIR=/var/spool/lock DEVICE=com1 PHONE=4511234 USER=Pkarl PASSWORD=password OUR_IP_ADDR=137.175.6.3 if [ -f $LOCKDIR/LCK..$DEVICE ] then echo "PPP device is locked" exit 1 fi fix-cua $DEVICE ( stty 19200 -tostop if chat -l LCK..$DEVICE ABORT "NO CARRIER" ABORT BUSY "" ATZ OK ATs50=255s111=0DT$PHONE CONNECT "" ogin: $USER ssword: \\q$PASSWORD then ppp mru 1500 $OUR_IP_ADDR: /dev/$DEVICE & sleep 10 exit 0 else echo "PPP call failed" 1>&2 exit 1 fi ) < /dev/$DEVICE > /dev/$DEVICE