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  • BS 6789-7:1988

BS 6789-7:1988

Apparatus with one or more particular functions for connection to public switched telephone networks run by certain public telecommunications operators-Specification for apparatus with call barring facilities

BSI Group, 11/30/1988

Publisher: BS

File Format: PDF

$30.00$60.96


Published:30/11/1988

Pages:12

File Size:1 file , 1000 KB

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

Requirements for apparatus incorporating facilities for barring certain outgoing calls or classes of outgoing calls to a PSTN. To be read in conjunction with BS 6789-1

Cross References:
BS 4778:Part 2
BS 6305
BS 6312
BS 6317
BS 6540:Part 4
BS 6789:Part 1
BS 6789:Section 3.1
BS 6789:Section 6.1
BT Specification D1804D
Telecommunications Act 1984

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