This technical requirements document defines the switching system, Number Portability Database (NPDB), and Number Portability Global Title Translation (NP GTT) requirements for Thousands Block Number Pooling in Number Portability (NP) capable wireline networks.
- Published:
- 10/01/2004
- File Size:
- 1 file , 1 MB
- Note:
- This product is unavailable in Ukraine, Russia, Belarus
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