For broadand access I currently use Virgin mobile broadband prepaid. For various reason I am trying set up via another ISP/telco, in this case mcmedia (shepparton) now basicly Bendigo Telco. Both ISP/telco's use Optus I swapped the sims over in the modem dongle and the following error occured..... plog command..... Oct 23 04:33:36 wolfdualp3 chat[3207]: ATD*99#^M^M Oct 23 04:33:36 wolfdualp3 chat[3207]: CONNECT Oct 23 04:33:36 wolfdualp3 chat[3207]: -- got it Oct 23 04:33:36 wolfdualp3 chat[3207]: send () Oct 23 04:33:36 wolfdualp3 pppd[3206]: Serial connection established. Oct 23 04:33:36 wolfdualp3 pppd[3206]: Using interface ppp0 Oct 23 04:33:36 wolfdualp3 pppd[3206]: Connect: ppp0 <--> /dev/ttyUSB0 Oct 23 04:33:37 wolfdualp3 pppd[3206]: PAP authentication succeeded Oct 23 04:33:38 wolfdualp3 pppd[3206]: Hangup (SIGHUP) Oct 23 04:33:38 wolfdualp3 pppd[3206]: Modem hangup Oct 23 04:33:38 wolfdualp3 pppd[3206]: Connection terminated. Oct 23 04:33:39 wolfdualp3 pppd[3206]: Exit. Now this is exactly what happens when I run out of data with Virgin. Below is a successfull connection via Virgin......... Oct 23 06:12:16 wolfdualp3 chat[3851]: OK^M Oct 23 06:12:16 wolfdualp3 chat[3851]: ATD*99#^M^M Oct 23 06:12:16 wolfdualp3 chat[3851]: CONNECT Oct 23 06:12:16 wolfdualp3 chat[3851]: -- got it Oct 23 06:12:16 wolfdualp3 chat[3851]: send () Oct 23 06:12:16 wolfdualp3 pppd[3850]: Serial connection established. Oct 23 06:12:16 wolfdualp3 pppd[3850]: Using interface ppp0 Oct 23 06:12:16 wolfdualp3 pppd[3850]: Connect: ppp0 <--> /dev/ttyUSB0 Oct 23 06:12:17 wolfdualp3 pppd[3850]: PAP authentication succeeded Oct 23 06:12:19 wolfdualp3 pppd[3850]: Could not determine remote IP address: defaulting to 10.64.64.64 Oct 23 06:12:19 wolfdualp3 pppd[3850]: Cannot determine ethernet address for proxy ARP Oct 23 06:12:19 wolfdualp3 pppd[3850]: local IP address 1.178.127.230 Oct 23 06:12:19 wolfdualp3 pppd[3850]: remote IP address 10.64.64.64 From my investigations the config for ppp set up does not need to be changed. I have been assured Bendigo Telco has there end set up correctly. In my case the config is hand edit chatscript and ppp/peers Chatscript ABORT BUSY ABORT ERROR ABORT 'NO CARRIER' REPORT CONNECT TIMEOUT 10 "" "ATZ" OK AT+CGDCONT=1,"ip","VirginBroadband" OK "ATE1V1&D2&C1S0=0+IFC=2,2" OK "AT+IPR=115200" OK "ATE1" TIMEOUT 60 "" "ATD*99#" CONNECT \c ppp/peers/bendigo #debug /dev/ttyUSB0 crtscts #modem refuse-chap require-pap noauth #nodetach #usepeerdns defaultroute noipdefault noccp nobsdcomp novj user "irrelevant" password "irrelevant" connect "/usr/sbin/chat -v -f /etc/chatscripts/virgin" Under advice from a couple of websites the chatscript was change to... ABORT BUSY ABORT ERROR ABORT 'NO CARRIER' REPORT CONNECT TIMEOUT 10 "" "ATZ" OK "AT&F" OK "AT_OPSYS=1" OK AT+CGDCONT=1,"ip","connect" SAY "Calling...\n" TIMEOUT 60 "" "ATD*99#" CONNECT \c This behave the sameway It is beginning to appear the sim may be faulty, bendigo telco say the service should work. Anyone have any ideas? Lindsay