Search International and National Patent Collections

1. (WO1999005842) A SECURITY APPARATUS FOR A TELEPHONE LINE AND A METHOD FOR SECURING A TELEPHONE LINE

Pub. No.:    WO/1999/005842    International Application No.:    PCT/AU1998/000595
Publication Date: Feb 4, 1999 International Filing Date: Jul 27, 1998
IPC: H04M 1/673
H04M 1/677
H04M 15/28
Applicants: JW & LL ENTERPRISES PTY. LTD.
ROUNSEVELL, John
Inventors: ROUNSEVELL, John
Title: A SECURITY APPARATUS FOR A TELEPHONE LINE AND A METHOD FOR SECURING A TELEPHONE LINE
Abstract:
A security apparatus (10) for a telephone line (12), comprising a switch for connection inline with the telephone line between a telephone exchange (14) and at least one telephone (16), facsimile machine or the like; a processor (30) and associated memory (28), the memory storing for each of a plurality of users a security code and access privileges for each of a plurality of outgoing call types; the processor analysing dial signals on the telephone line to determine therefrom the call type of an outgoing call, and controlling the switch to reset the telephone line if an incorrect security code is entered or if a user has insufficient access privilege for the call type of the outgoing call.