AT&T 3G Network shutdown information
As of February 22nd, 2022, AT&T, due to ongoing network improvement and 5G service expansion, will phase out its 3G network. This article will describe what steps are necessary to prepare for upcoming changes.
Teltonika Networks devices
While AT&T will shut down its 3G network, Teltonika Networks devices will still work with other 3G service providers. There will be a required firmware upgrade to ensure stability and compatibility with regulation changes.
What actions do I need to take?
You must upgrade the affected devices (table below) to the latest firmware before February 22nd, 2022, to avoid service interruptions on AT&T 4G network.
== Affected products
| Product group | Product code | Modem | Modem FW version | New Teltonika Firmware download |
|---|---|---|---|---|
| RUT240 | RUT24001**** | Quectel EC25-A | EC25AFAR02A06M4G EC25AFAR05A04M4G EC25AFAR05A07M4G EC25EFAR02A06M4G EC25EFAR02A08M4G |
RUT2_R_00.07.01.2 |
| RUT24007**** | Quectel EG25-G | EC25AFAR02A06M4G EC25AFAR05A04M4G EC25AFAR05A07M4G EC25EFAR02A06M4G EC25EFAR02A08M4G | ||
| RUT2400A**** | Quectel EC25-AF | EC25AFFAR07A08M4G | ||
| RUT360 | RUT3601***** | Quectel EG06-A | EG06ALAR02A07M4G | RUT36X_R_00.07.01.2 |
| RUT950 | RUT950JG1*** | Quectel EC25-A | EC25AFAR02A06M4G EC25AFAR05A04M4G EC25AFAR05A07M4G EC25EFAR02A06M4G EC25EFAR02A08M4G |
RUT9XX_R_00.06.08.6 |
| RUT950 | RUT950V02*** | Quectel EG25-G | EC25AFAR02A06M4G EC25AFAR05A04M4G EC25AFAR05A07M4G EC25EFAR02A06M4G EC25EFAR02A08M4G |
RUT9_R_00.07.01.2 |
| RUT950J02*** | Quectel EC25-A | EC25AFAR02A06M4G EC25AFAR05A04M4G EC25AFAR05A07M4G EC25EFAR02A06M4G EC25EFAR02A08M4G | ||
| RUT950W02*** | Quectel EC25-AF | EC25AFFAR07A08M4G | ||
| RUT955 | RUT955J7V*** | Quectel EC25-A | EC25AFAR02A06M4G EC25AFAR05A04M4G EC25AFAR05A07M4G EC25EFAR02A06M4G EC25EFAR02A08M4G |
RUT9XX_R_00.06.08.6 |
| RUT955V7V*** | Quectel EG25-G | EC25AFAR02A06M4G EC25AFAR05A04M4G EC25AFAR05A07M4G EC25EFAR02A06M4G EC25EFAR02A08M4G | ||
| RUT955 | RUT955J03*** | Quectel EC25-A | EC25AFAR02A06M4G EC25AFAR05A04M4G EC25AFAR05A07M4G EC25EFAR02A06M4G EC25EFAR02A08M4G |
RUT9_R_00.07.01.2 |
| RUT955V03*** | Quectel EG25-G | EC25AFAR02A06M4G EC25AFAR05A04M4G EC25AFAR05A07M4G EC25EFAR02A06M4G EC25EFAR02A08M4G | ||
| RUT955W03*** | Quectel EC25-AF | EC25AFFAR07A08M4G | ||
| RUTX09 | RUTX091***** | Quectel EG06-A | EG06ALAR02A07M4G | RUTX_R_00.07.01.2 |
| RUTX11 | RUTX111***** | Quectel EG06-A | EG06ALAR02A07M4G | RUTX_R_00.07.01.2 |
| RUTX12 | RUTX121***** | Quectel EG06-A | EG06ALAR02A07M4G | RUTX_R_00.07.01.2 |
| RUTXR1 | RUTXR11***** | Quectel EG06-A | EG06ALAR02A07M4G | RUTX_R_00.07.01.2 |
Once Teltonika device's Firmware is updated
Following actions will be performed automatically:
- Fetching new LTE Modem firmware (20MB size) to Teltonika Networks device. This will happen automatically.
- Subsequent automatic update of LTE Modem firmware on your Teltonika device.
After the device firmware upgrade is complete. The automatic LTE Modem firmware update will commence.
WebUI banner will indicate if the LTE Modem upgrade is still in progress or is finished.
If the LTE Modem upgrade is complete, you will get following message:
Your device is now back to normal functionality!
What do I need to know about this firmware update?
- LTE Modem firmware flashing duration is around 15-30 minutes
- Do not turn off the device
- During LTE Modem firmware flash normal functionality of the Teltonika Networks device will be impaired:
- No Mobile Data connection, SMS, call functions;
- Possible WebUI issues;
What happens if I power my device off during Modem flashing procedure?
- LTE Modem will not be bricked!
- LTE Modem firmware download and reflash procedure will start again once the router boots up.