RAK7243 failed to configure LTE

LPWAN Developer Gateways / Concentrators RAK7243
1

I followed the “Connecting to an LTE Network” document but when trying to set at+cops I received the error - CME Error: 30

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when trying “sudo pppd call gprs” received timeout on the config request -

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What could help here?
Thanks

2

"CME ERROR: 30" means "No network service".

Try the following steps

  1. Enter only one at command "at + cops=0" in minicom.
  2. Exit minicom and execute sudo pppd call gprs.

If you try several times without success, can you change to another sim card?

3

It was problem with the Sim card. Resolved.
Thanks ZhuQI !

4

Congratulations on solving it!
Hope RAK can give you more and better experience.