BS 6450-3.1:1993

Private branch exchanges for connection to public switched telephone networks run by certain public telecommunication operators. Direct dialling in on private branch exchanges-Specification for direct dialling in on private branch exchanges with terminating stations treated as an entirety

BSI Group, 01/15/1993

Publisher: BS

File Format: PDF

$125.00$251.46

Description

Published:15/01/1993

Pages:30

File Size:1 file , 680 KB

Note:This product is unavailable in Ukraine, Russia, Belarus

Cross References:
BS 2045
BS 6305
BS 6317
BS 6450:Part 1
BS 6450:Part 2
BS 6450:Section 5.1
BS 6450:Section 6.1
BS 6450:Part 7
BS 6484
CCITT Recommendation O.41
Telecommunications Act 1984
Health and Safety at Work etc. Act 1974

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