AT commands, datacall, hyperterminal

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SUMMARY

This discussion focuses on the use of AT commands with a Huawei modem to establish a data connection via Hyperterminal. The user successfully executed commands such as AT+COPS and AT+CGDCONT to configure the modem but encountered issues accessing the internet through a web browser like Firefox. The conversation highlights the necessity of implementing the Point-to-Point Protocol (PPP) for proper network connectivity following the initial modem configuration.

PREREQUISITES
  • Understanding of AT commands and their syntax
  • Familiarity with Hyperterminal software for modem communication
  • Knowledge of Huawei modem configurations
  • Basic concepts of Point-to-Point Protocol (PPP)
NEXT STEPS
  • Research "PPP configuration for modem connections"
  • Learn about "setting up a data connection using PPP"
  • Explore "troubleshooting internet connectivity with AT commands"
  • Investigate "advanced AT commands for Huawei modems"
USEFUL FOR

This discussion is beneficial for network engineers, telecommunications professionals, and hobbyists interested in modem configurations and establishing internet connections using AT commands.

K29
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Nor sure if this is the right subforum for this question. I think it will reach the right people.
Ive successfully used AT commands in Hyperterminal to establish a data connection on a Huawei modem. Why? Just experimenting.

Code:
at
OK
at+cops?
+COPS: 0,2,"65510",2
OK
at+csq
+CSQ: 4,99

OK
at+cgatt=1
OK
at+cgdcont=1,"IP","internet"
OK
at+cgdcont?
+CGDCONT: 1,"IP","internet","0.0.0.0",0,0

OK
at+cgact=1,1
OK
at+ceer
+CEER: No cause information available

My question is. "Now what?" What can I do with this? It doesn't seem to open a network connection that firefox can access, for example. I've done lots of google searching and on all the websites the examples stop at this point.
 
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Interesting. Thanks!
 

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