If P8AUTH/RADIUS is not seeing Access-Request packets, this will result in the MSISDN failing to connect.


There are a few steps that you can take to troubleshoot a simcard not connecting, these steps are:


  1. Ensure that the device is configured with the correct settings for the APN the sim card is provisioned to. 
  2. Confirm the device is not faulty by using another simcard ,that is provisioned on the same APN, to see if a connection is made. If a connection is made, proceed to next step.  
  3. Confirm that the simcard is not faulty by using it in another device, that has the same APN settings.   If a connection is made, proceed to next step.
  4. Check with the mobile provider to ensure that the MSISDN is provisioned in the correct APN.