Cross References: FprEN 14588:2010 EN 14774-1 EN 14774-2 EN 14961-1:2010 prEN 15234-5 EN 303-5 EN 12809 EN 12815 EN 13229 EN 13240 EN 13556 FprEN 15234-1 EN 15250 FprEN 15821
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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)