Something wrong: PSM parameter update: TAU: -1, Active time: -1https://devzone.nordicsemi.com/f/nordic-q-a/80343/something-wrong-psm-parameter-update-tau--1-active-time--1&lt;inf&gt; asset_tracker: Network registration status: Connected - home network &lt;inf&gt; asset_tracker: PSM parameter update: TAU: -1, Active time: -1 NCS 1.6.0, MFW 1.2.3 Using asset tracker as base code, Using JIO NBIOT network is above log is correct I amen-USTelligent Community 13Wed, 06 Oct 2021 06:38:11 GMTRE: Something wrong: PSM parameter update: TAU: -1, Active time: -1https://devzone.nordicsemi.com/thread/332729?ContentTypeID=1Wed, 06 Oct 2021 06:38:11 GMT137ad170-7792-4731-bb38-c0d22fbe4515:be46b406-12d3-4c37-8df8-9cfcfd65b5daAlbrecht Markus Schellenberger<p>Hello Hardik,</p> [quote user=""] I am able to get some different value while running code on DK but on our custom board both value are -1, -1 is that correct?[/quote] <p>Are you using the same SIM card/network operator on the custom board?</p> <p>PSM is dependent on the network. Although the device requests PSM, the network might reject it. You can double-check if the network has allowed the device PSM using the<a href="https://infocenter.nordicsemi.com/topic/ref_at_commands/REF/at_commands/nw_service/cereg.html"> +CEREG</a> or <a href="https://infocenter.nordicsemi.com/topic/ref_at_commands/REF/at_commands/nw_service/xmonitor.html">%MONITOR</a> AT command.</p> <p>Regards,</p> <p>Markus</p><div style="clear:both;"></div>