https://devzone.nordicsemi.com/f/nordic-q-a/62996/how-to-get-lte-modem-to-handle-binary-data-through-tcpI&#39;ve been able to connect to our server using the LTE modem sample app. As shown below, I configure the modem, open a socket, bind the port, and send and receive a small bit of data, but what I receive is not complete. In sending &quot;hello world&quot;,en-USTelligent Community 13Fri, 26 Jun 2020 14:51:15 GMThttps://devzone.nordicsemi.com/thread/257180?ContentTypeID=1Fri, 26 Jun 2020 14:51:15 GMT137ad170-7792-4731-bb38-c0d22fbe4515:92c7d63c-23a7-49ab-9487-713a8ceaef63Heidi<p>Hi!</p> <p>The documentation for the SLM application is unfortunately still a work in progress, so there is a lot of missing information.&nbsp;</p> <p>The reference you linked to is the AT Commands Reference Guide, but the AT commands you are using in the application is the Serial LTE Modem <span>proprietary AT&nbsp;</span>commands.&nbsp;</p> <p>I&#39;ve attached the most recent documentation I can find regarding these AT commands but please keep in mind that they might be outdated. I&#39;ve asked about the most recent documentation.&nbsp;</p> <p><a href="https://devzone.nordicsemi.com/cfs-file/__key/support-attachments/beef5d1b77644c448dabff31668f3a47-27eda2162ec444bfbff7d0dc05972749/slm_5F00_at_5F00_commands_5F00_v1.1.xlsx">devzone.nordicsemi.com/.../slm_5F00_at_5F00_commands_5F00_v1.1.xlsx</a></p> <p></p> <p>Best regards,</p> <p>Heidi</p><div style="clear:both;"></div>