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<p style="color:red">The information in this page is updated in accordance with [https://wiki.teltonika-networks.com/view/FW_%26_SDK_Downloads'''00.07.04'''] firmware version.</p>
<p style="color:red">The information in this page is updated in accordance with [https://wiki.teltonika-networks.com/view/FW_%26_SDK_Downloads'''00.07.08'''] firmware version.</p>
==Introduction==
==Introduction==
<p style="color:red">'''IMPORTANT NOTE:''' This feature is not officially supported by the modem manufacturers or by Teltonika. It should not be used in mission-critical infrastructure or large fleets of devices. If you experience any issues, please disable this feature.</p>
<p style="color:red">'''IMPORTANT NOTE:''' This feature is not officially supported by the modem manufacturers or by Teltonika. It should not be used in mission-critical infrastructure or large fleets of devices. If you experience any issues, please disable this feature.</p>
==Compatible modems==
==Compatible modems==
Not all modems support cell locking. To find out if your device is compatible, in your device WebUI, go to '''Status → System''' page. Under the '''Internal modem''' section, you'll see the '''Model''' row:<br>
Not all modems support cell locking. To find out if your device is compatible, in your device WebUI, go to '''Status → System''' page. Under the '''Internal modem''' section, you'll see the '''Model''' row:<br>
[[File:Cell_locking_find_Modem_model_v2.png|border|class=tlt-border]]<br>
[[File:Lock_device_to_a_mobile_cell_7.8_status_modem.png|border|class=tlt-border]]<br>
If the model starts with '''EG, EC''' ''(Quectel)'' or '''SLM''' ''(Meig)'', and '''not RG''' ''(5G devices)'', this feature should work. However to make sure it's supported, command '''gsmctl -A 'AT+QNWLOCK=?'''' ''(for Quectel modems)'' or '''gsmctl -A 'AT^CELLLOCK=?'''' ''(for Meig modems)'' should return these options when ran via [[Command_Line_Interfaces_RutOS#SSH|SSH]] or [[Command_Line_Interfaces_RutOS#CLI_.28WebUI.29|CLI]]:<br>
If the model starts with '''EG, EC''' ''(Quectel)'' or '''SLM''' ''(Meig)'', and '''not RG''' ''(5G devices)'', this feature should work. However to make sure it's supported, command '''gsmctl -A 'AT+QNWLOCK=?'''' ''(for Quectel modems)'' or '''gsmctl -A 'AT^CELLLOCK=?'''' ''(for Meig modems)'' should return these options when ran via [[Command_Line_Interfaces_RutOS#SSH|SSH]] or [[Command_Line_Interfaces_RutOS#CLI_.28WebUI.29|CLI]]:<br>
===Quectel===
===Quectel===
Cell ID value can also be checked by going to ''Status → Network → Mobile'' in the router's WebUI:
Cell ID value can also be checked by going to ''Status → Network → Mobile'' in the router's WebUI:
[[File:Cell_locking_find_Cell_id_v2.png|border|class=tlt-border]]<br>
[[File:Lock_device_to_a_mobile_cell_7.8_status.png|border|class=tlt-border]]<br>
''Please keep in mind that Cell ID is displayed in its decimal form on WebUI.''
''Please keep in mind that Cell ID is displayed in its decimal form on WebUI.''