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This Recommendation sets out principles for Administrations to follow while providing or permitting the provision of call-back practices contained in Resolution 21 of Minneapolis, 1998. Study Group 3 has decided to modify this Recommendation in adding a definition of call-back.
| Author | ITU |
|---|---|
| Editor | ITU |
| Document type | Standard |
| Format | File |
| ICS | 33.040.30 : Switching and signalling systems
|
| Number of pages | 8 |
| Replace | ITU-T D.201 (2000-04) |
| Year | 2002 |
| Document history | ITU-T D.201 (2002-12) |
| Country | International |
| Keyword | CCITT D.201;ITU-T 201;201;ITU-T D.201 |