Zigbee HA - BINDING REQUEST from XBee S2C to CC2650STK


I am trying to perform the BIND operation from the XBee S2C module (zigbee network coordinator), sending this request to the CC2650STK sensor node.

The two modules are able to communicate correctly. For the BIND operation I tried first of all to execute the command through the module CC2531EMK following the steps indicated here:


now I’m trying to make the Bind_req from the XBee S2C module following the instructions in the guide:


and then in the Zigbee specification, but it does not work. How could I solve?