Q.87.1�:�Stage 2 description for additional information transfer supplementary services : ISDN User-to-user signalling

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Q.87.1�:�Stage 2 description for additional information transfer supplementary services : ISDN User-to-user signalling �

Recommendation Q.87.1 (11/88)

Approved in 1988-11-25

Status : Superseded

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2008-10-17

E�33233�

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468427 bytes

2008-10-17

S�33233�

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PDF (acrobat)

383483 bytes

2008-10-17

F�33233�

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English

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1561088 bytes

2008-10-17

E�33233�

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1320381 bytes

2008-10-17

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Espa�ol

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1783296 bytes

2008-10-17

S�33233�

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2008-10-17

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1741312 bytes

2008-10-17

F�33233�

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2008-10-17

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