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Table of Contents

Admin Guide (Standalone)

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Troubleshooting

Below are some common error situations with their suggested solutions.

Can’t manage the FortiExtender (Standalone) from FortiExtender (Standalone) Cloud

Upgrade the FortiExtender (Standalone) to OS version 3.3.0 or higher.

Can’t start an Internet session

  1. Type execute debug-mode ati to enter debug mode.
  2. Troubleshoot in the following sequence:

Step

Task

CLI command to use

1

Check the SIM card

If the SIM is accessible, output the SIM IMSI number, for example, 311480420284429.

If the SIM can’t be read, reinsert it into the SIM slot until it clicks into place.

AT+CIMI

2

Check the modem firmware compatibility

The current firmware and the preferred firmware for the inserted SIM card must be the same, or else the output will indicate a mismatch error.

AT!IMPREF?

AT!GOBIIMPREF?

3

Check the signal availability

Ensure that the FortiExtender has good signal strength to derive good speeds and prevent time-outs.

AT!GSTATUS?

4

Check Internet connectivity

Check to see if the APN is configured correctly. Although the modem in FortiExtender (Standalone) can negotiate the APN, it might run into issues with some wireless providers.

AT+CGDCONT?

Troubleshooting

Below are some common error situations with their suggested solutions.

Can’t manage the FortiExtender (Standalone) from FortiExtender (Standalone) Cloud

Upgrade the FortiExtender (Standalone) to OS version 3.3.0 or higher.

Can’t start an Internet session

  1. Type execute debug-mode ati to enter debug mode.
  2. Troubleshoot in the following sequence:

Step

Task

CLI command to use

1

Check the SIM card

If the SIM is accessible, output the SIM IMSI number, for example, 311480420284429.

If the SIM can’t be read, reinsert it into the SIM slot until it clicks into place.

AT+CIMI

2

Check the modem firmware compatibility

The current firmware and the preferred firmware for the inserted SIM card must be the same, or else the output will indicate a mismatch error.

AT!IMPREF?

AT!GOBIIMPREF?

3

Check the signal availability

Ensure that the FortiExtender has good signal strength to derive good speeds and prevent time-outs.

AT!GSTATUS?

4

Check Internet connectivity

Check to see if the APN is configured correctly. Although the modem in FortiExtender (Standalone) can negotiate the APN, it might run into issues with some wireless providers.

AT+CGDCONT?