The International Telegraph and Telephone Consultative Committee (CCITT) Recommendation I.210 describes the principles for defining Integrated Services Digital Network (ISDN) – based telecommunication services including the concept of bearer services, teleservices and supplementary services. It also provides the means for the definition and description of such services.
- Published:
- 04/01/1991
- ANSI:
- ANSI Approved
- Number of Pages:
- 16
- File Size:
- 1 file , 1000 KB
- Note:
- This product is unavailable in Ukraine, Russia, Belarus
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