Library /sys$common/syshlp/ncphelp.hlb SET, MODULE, X25-ACCESS, ACCOUNT account  *Conan The Librarian (sorry for the slow response - running on an old VAX)

 Identifies the user account for use when connecting to the
 multihost connector node.  Specify a string of from 1 to 39
 characters.  By default, no account is used.