https://devzone.nordicsemi.com/f/nordic-q-a/63967/rsrp-and-rsrqHi, I programmed two thingy:91 to return RSRP and RSRQ to a server. On is running with LTE-M and the other with NB-IoT. I found something that seems strange : +CESQ: 99,99,255,255,20,38 How can the signal power be below -100dBm and the signal qualityen-USTelligent Community 13Tue, 21 Jul 2020 19:09:16 GMThttps://devzone.nordicsemi.com/thread/261074?ContentTypeID=1Tue, 21 Jul 2020 19:09:16 GMT137ad170-7792-4731-bb38-c0d22fbe4515:defb5e25-6167-4fc0-bca2-fe1f37f3a919&#216;yvind<p>Hello,&nbsp;</p> [quote user=""]I found something that seems strange : +CESQ: 99,99,255,255,20,38[/quote] <p>Can you please elaborate on what seems strange? Difficult for me to see what is strange without any context, testing environment, placement of devices, etc.&nbsp;</p> [quote user=""]If you have any clue or link to understand that it would be great.&nbsp;[/quote] <p>&nbsp;Please read the AT command documentation on CESQ<br /><a href="https://infocenter.nordicsemi.com/topic/ref_at_commands/REF/at_commands/mob_termination_ctrl_status/proc_cesq_set.html">https://infocenter.nordicsemi.com/topic/ref_at_commands/REF/at_commands/mob_termination_ctrl_status/proc_cesq_set.html</a></p> <p>Please provide more information on what you are asking.&nbsp;<br /><br />Kind regards,</p> <p>Øyvind</p><div style="clear:both;"></div>