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ITU-T Q.769.1

Signalling system No. 7 – ISDN user part enhancements for the support of number portability

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Organization: ITU-T
Publication Date: 1 December 1999
Status: active
Page Count: 20

Document History

ITU-T Q.769.1
December 1, 1999
Signalling system No. 7 – ISDN user part enhancements for the support of number portability
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References

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