i've a question regarding X-BEE 2.4GHz

In api network
A–> Coordinator with (PAN ID-1111)
B,C,D,E,F are the nodes under this network. My problem is if any unkonw node which means i dont knw the details of the module(like phy addr,node id) and which is in some device with sealed pack.now i need to configure the unkown API module under the ‘A’ coordinator network through remotely.

Try issuing a Node Discovery (ATND). It will allow you to see the MAC address of the nodes that are associated to your network.