Description

BS 6789-7 – 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

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

Product Details

Published:

11/30/1988

ISBN(s):

0580168662

Number of Pages:

12

File Size:

1 file , 1000 KB

Product Code(s):

00187653, 00187653, 00187653

Note:

This product is unavailable in Ukraine, Russia, Belarus