H.450.5 : Call park and call pickup supplementary services in ITU-T H.323 systems

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H.450.5 : Call park and call pickup supplementary services in ITU-T H.323 systems

Recommendation H.450.5 (03/13)

Approved in 2013-03-16

Status : In force

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982030 bytes

2014-01-15

E 38881

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TIES users

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1976190 bytes

2014-01-15

E 38881

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Updated : 2014-01-16