9160 Serial lte modem at command questionhttps://devzone.nordicsemi.com/f/nordic-q-a/94119/9160-serial-lte-modem-at-command-questionhi support team, customer is asking how to add keep alive time in https request header, i was trying to do this command as below: adding &quot; Keep-Alive: 60\r\n&quot; in XHTTPCREQ, but since this is https, i am not sure if this is correct customer is usingen-USTelligent Community 13Mon, 12 Dec 2022 03:46:22 GMTRE: 9160 Serial lte modem at command questionhttps://devzone.nordicsemi.com/thread/400041?ContentTypeID=1Mon, 12 Dec 2022 03:46:22 GMT137ad170-7792-4731-bb38-c0d22fbe4515:464937c6-5ed6-4884-9410-7189e94c897dMichal<p>Really sorry about the delay, I was a bit unavailable lately.</p> <p>Hmm, could it be that it is switching between two base stations for example and that is the reason for the instability of the signal RSRQ?</p> <p>As for the #XHTTPCREQ then yes, HOST should not be included, since it is supposed to be a part of #XHTTPCCON from my understanding.</p> <p>Also, in the <a href="https://developer.nordicsemi.com/nRF_Connect_SDK/doc/2.0.0/nrf/applications/serial_lte_modem/doc/HTTPC_AT_commands.html#id6">2.0.0(+) documentation</a> there is a following note</p> <p><img style="max-height:240px;max-width:320px;" src="https://devzone.nordicsemi.com/resized-image/__size/640x480/__key/communityserver-discussions-components-files/4/pastedimage1670816564632v1.png" alt=" " /></p> <p>which I think is also valid for 1.6.1, as they are not included in the <a href="https://developer.nordicsemi.com/nRF_Connect_SDK/doc/1.6.1/nrf/applications/serial_lte_modem/doc/HTTPC_AT_commands.html#id12">examples in 1.6.1 documentation</a> either.</p> <p>I am a bit unsure about the Keep-Alive. I will have to research it a bit more.</p> <p>Best regards,</p> <p>Michal</p><div style="clear:both;"></div>RE: 9160 Serial lte modem at command questionhttps://devzone.nordicsemi.com/thread/398429?ContentTypeID=1Thu, 01 Dec 2022 01:55:02 GMT137ad170-7792-4731-bb38-c0d22fbe4515:25554393-33cf-458c-bd45-c8e07857513dWilliam.wei<p>Thanks Michal,</p> <p>i have another question, why our 9160 signal&nbsp; rsrq is jumping from 33 to 20 and not so stable?</p> <p>i don&#39;t know why and is it important for 9160 communication?</p> <p>customer want to use rsrp as one stander of the device signal level</p> <p>[2022-11-30_21:35:52:411]AT+CESQ<br />[2022-11-30_21:35:52:432]<br />[2022-11-30_21:35:52:432]+CESQ: 99,99,255,255,21,65</p> <p>[2022-11-30_21:35:52:432]OK<br />[2022-11-30_21:35:53:413]AT+CESQ<br />[2022-11-30_21:35:53:432]<br />[2022-11-30_21:35:53:432]+CESQ: 99,99,255,255,33,65</p> <p>[2022-11-30_21:35:53:432]OK<br />[2022-11-30_21:35:54:412]AT+CESQ<br />[2022-11-30_21:35:54:433]<br />[2022-11-30_21:35:54:433]+CESQ: 99,99,255,255,33,65</p> <p>[2022-11-30_21:35:54:436]OK<br />[2022-11-30_21:35:55:413]AT+CESQ<br />[2022-11-30_21:35:55:422]<br />[2022-11-30_21:35:55:422]+CESQ: 99,99,255,255,33,65</p> <p>[2022-11-30_21:35:55:425]OK<br />[2022-11-30_21:35:56:415]AT+CESQ<br />[2022-11-30_21:35:56:433]<br />[2022-11-30_21:35:56:433]+CESQ: 99,99,255,255,20,66</p> <p>[2022-11-30_21:35:56:433]OK<br />[2022-11-30_21:35:57:413]AT+CESQ<br />[2022-11-30_21:35:57:435]<br />[2022-11-30_21:35:57:435]+CESQ: 99,99,255,255,20,66</p> <p>[2022-11-30_21:35:57:435]OK<br />[2022-11-30_21:35:58:413]AT+CESQ<br />[2022-11-30_21:35:58:434]<br />[2022-11-30_21:35:58:434]+CESQ: 99,99,255,255,33,65</p> <p></p> <p>Regards,</p> <p>William.</p><div style="clear:both;"></div>RE: 9160 Serial lte modem at command questionhttps://devzone.nordicsemi.com/thread/397237?ContentTypeID=1Wed, 23 Nov 2022 15:25:22 GMT137ad170-7792-4731-bb38-c0d22fbe4515:22327132-541c-40a2-87d3-f359570dd403Michal<p>Hi William,</p> <p>Sorry for the delay, I am looking into it.</p> <p>Best regards,</p> <p>Michal</p><div style="clear:both;"></div>