Internet access via FRITZ!Box 6890 not possible

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Summary

Although the FRITZ!Box is set up for Internet access via the mobile phone network or a DSL connection, devices connected to it cannot access the Internet. One of the following messages may appear in the events of the FRITZ! box or the "Network and Sharing Center" of affected Windows computers:

"No LTE network was found in range."
"LTE connection could not be established. Reason: ESM_FAILURE. Please check APN settings."
"Unidentified network"
"Access: Local only"
"Access type: No Internet access"
Note: If you use the FRITZ! box with a DSL, cable or fiber optic modem, proceed as described in the instructions Internet access via other modem not possible.

Carry out the measures described here one after the other. After each action, check whether the problem has been solved.

Note: All function and setting notes in this manual refer to the current FRITZ!OS of the FRITZ!Box.

Description

Step 1: Check the event log of the FRITZ!Box

 1. Click on "System" in the user interface of the FRITZ! box.

 2. Click on "Events" in the "System".

 3. Select the entry "Internet Connection" in the drop-down list.

 4. Check whether any error messages are displayed.

 5. If any of the following error messages are displayed, follow the steps in the corresponding instructions:

FRITZ!Box reports "No LTE network was found in range" (Power LED flashes)
FRITZ!Box reports "DSL does not respond" (Power LED flashes)
FRITZ!Box reports frequent interruptions of the mobile phone connection
FRITZ!Box reports frequent interruptions of the DSL connection
FRITZ!Box reports "PPPoE error
FRITZ!Box reports "Login to Internet provider failed".

 6. If the message "LTE connection could not be established. Reason: ESM_FAILURE. Please check the APN settings" is displayed:

  a. Click on "Access data" in the "Internet" menu.

  b. Select your mobile phone provider in the "Internet Provider" drop-down list. If your provider is listed more than once, select the entry matching
   your tariff. If your mobile phone provider is not shown in the drop-down list:

   a. Select "Other Internet Provider" in the drop-down list.

   b. Activate the option "Specify access point (APN)" and enter the APN access point of your mobile phone provider under "Access point".
    For information on the APN access point, contact your provider.

  c. Click "Apply" to save the settings.

Step 2: Activate the DHCP server of the FRITZ!Box

In the factory settings, the FRITZ! box automatically assigns the correct IP settings to all devices via DHCP. If you have deactivated the DHCP server of the FRITZ!Box, reactivate it:

 1. Click on "Home network" in the FRITZ!Box user interface.

 2. In the "Home network" menu, click on "Network".

 3. Click on the "Network settings" tab.

 4. Click on the "IPv4 addresses" button. If the button is not displayed, first activate the Advanced View.

 5. Activate the DHCP server and define the range from which the FRITZ!Box allocates IP addresses.

In the factory settings, the FRITZ!Box uses the IP address 192.168.178.1 (subnet mask 255.255.255.0) and assigns IP addresses from xxx.20 to xxx.200

 6. Click "OK" to save the settings.

Used Hardware

References