INCITS 100-1989(R1995) Add. 1:1991

INCITS 100-1989(R1995) Add. 1:1991 Addendum 1 to ANSI/NCITS X3.100-1989, Interface Between DTE & DCE for Packet Mode Operation with Packet Switch Data Communications Networks - NUI and NUI-Derived Facility Extensions (formerly ANSI X3.100-1989(R1995) Add.1:1991)

standard by InterNational Committee for Information Technology Standards (formerly NCITS), 01/01/1991