The syntax of the XCOUPLE command to remove the HOLD status of the master session is:
>>-XCOUPLE--msession_id-----------------------------------------> >--RELEASE--+------------------------------------+--------------> | .-SYS1-. | '-MHLQ--(--+-mhlq-+--)--+----------+-' '-NOVERIFY-' >--+---------------------------+------------------------------->< '-MSGROUTEID--(--user ID--)-'