Library /sys$common/syshlp/ncphelp.hlb SET, LINE, SIF OPERATION TARGET p-address  *Conan The Librarian (sorry for the slow response - running on an old VAX)

 Applies only to FDDI lines.  Specifies the address to which a Status
 Information Frame (SIF) operation request frame will be sent.  The
 default SIF operation target is 00-00-00-00-00-00.  SIF OPERATION
 TARGET can be set in the volatile database, but it cannot be defined
 in the permanent database.