how to control end point?

I have a miss understanding.
I have a ZB network:
1 EP(end point)
1 CO(coordinator)

how to I control my EP I/O from my CO?

and I don’t meen “ATD04” or something.

I meen anfter I set my destination(DH ,DL).

ATDH 00001
ATDL 00001

whats my next command?
Thank you.

You have to use API mode and issue the proper API frame. That is you need to issue the Remote AT command frame. Try using and