> For the complete documentation index, see [llms.txt](https://docs.monogoto.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.monogoto.io/getting-started/general-device-configurations/cellular-modems/teltonika-fmb920.md).

# Teltonika FMB920

Teltonika FMB920 requires correct APN and NTP date/time server settings in device in order to work with a Monogoto SIM card.

### To change APN settings, please do the following:

1\.       Login into your modem

2\.      Go To **General**

3\.       Please set **GPRS Context** to **Enable**

![](/files/BQsv4ioceLxrD72aDH0U)

4\.      Enter APN and save changes

![](/files/r9Jj9QKPzZj5xjwIwBJh)

Example showing APN data.mono used in Teltonika FMB920 modem

![](/files/KbctIzHCjqFx0nXEmHIm)

{% hint style="danger" %}
Device date and time settings must be correct in order for device to work properly. Therefore make sure that NTP server settings are correct.
{% endhint %}

### To change NTP date/time server**,** please do the following:

1\.       Login into your modem

2\.      Go To **System**

3\.       Set **Time Synchronization** to the following NTP servers:

NTP Server 1 - **0.de.pool.ntp.org**

NTP Server 2 - **1.de.pool.ntp.org**

![](/files/7D2CZyUpoPjjHvu6V47I)

4\.       Save changes and Reboot device

{% hint style="info" %}
If needed, please note that you may find official manufacturer manual for this modem [following this link](https://teltonika-gps.com/downloads/en/fmb920/FMB920-Quick-Manual-v1.5.pdf)
{% endhint %}