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| Author | ITU |
|---|---|
| Editor | ITU |
| Document type | Standard |
| Format | File |
| ICS | 33.030 : Telecommunication services. applications 33.060.40 : Cabled distribution systems |
| Modified by | ITU-T Y Supplement 20 (2012-06) |
| Year | 2010 |
| Document history | |
| Country | International |
| Keyword | CCITT Y.1991;ITU-T 1991;1991;ITU-T Y.1991 |