https://devzone.nordicsemi.com/f/nordic-q-a/44565/generic-dtt-and-generic-ponoff-messages-opcodesHi, I was going through the generic_ponoff_messages.h and generic_dtt_messages.h files and I observed that the message opcodes for the messages are same on both models. I checked on the generic onoff and generic level models and the opcodes are incrementeden-USTelligent Community 13Fri, 08 Mar 2019 12:31:23 GMThttps://devzone.nordicsemi.com/thread/175005?ContentTypeID=1Fri, 08 Mar 2019 12:31:23 GMT137ad170-7792-4731-bb38-c0d22fbe4515:e27222e8-6bcc-4f21-9e96-9b3d41a333cdHung Bui<p>Hi,&nbsp;</p> <p>Yes, it&#39;s a known issue. We have reported it internally. The opcode for ponoff was wrong. Please update it with the opcodes defined at section 7.1 in Mesh Model spec v1.0&nbsp;</p><div style="clear:both;"></div>