Printer Friendly Version

Back

Standard ECMA-193
Private Integrated Services Network (PISN) - Specification, Functional Model and Information Flows - Do Not Disturb and Do Not Disturb Override Supplementary Services (DND(O)SD)

2^nd edition (June 1997)

The latest edition of this Ecma Standard is available here.

You can download the previous replaced "historical" edition of this Ecma Standard, free of charge:

File name	Content
ECMA-193 1st edition	Acrobat (r) PDF file

 

Back