ITU-T - Q.512
Exchange Interfaces for Subscriber Access - Digital Local, Transit, Combined and International Exchanges in Integrated Digital Networks and Mixed Analogue-Digital Networks - Supplements (Study Group XI) 9 pp
inactive
| Organization: | ITU-T |
| Publication Date: | 1 January 1989 |
| Status: | inactive |
| Page Count: | 9 |
Document History
January 1, 1995
Digital Exchange Interfaces for Subscriber Access - Digital Exchanges (Study Group 11) 14 pp
A description is not available for this item.
Q.512
January 1, 1989
Exchange Interfaces for Subscriber Access - Digital Local, Transit, Combined and International Exchanges in Integrated Digital Networks and Mixed Analogue-Digital Networks - Supplements (Study Group XI) 9 pp
A description is not available for this item.