Ecma International Home
contact us
Ecma Site Map
What is Ecma Activities News Standards


Standard ECMA-253
Private Integrated Services Network (PISN) - Mapping Functions for the Employment of 64 kbit/s Circuit Mode Connections with 16 kbit/s Sub-Multiplexing (Mapping/16)

2nd edition (September 2000)

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-253 1st edition Acrobat (r) PDF file

Back Back





only search Ecma International

Level A conformance icon, 
          W3C-WAI Web Content Accessibility Guidelines 1.0