C•CURE 800/8000 Hardware Configuration Guide - Tyco Security ...

apC Dialup OverviewapC Dialup OverviewDialup apCs let you connect the C•CURE 800/8000 host to panels at remotelocations using modems and standard telephone lines.To set up dialup panels, attach modems to the host and to remote panels. Youcan attach host modems to the server’s COM ports and also to its networkports. Figure 9-1 shows a typical host/dialup panel configuration.Figure 9-1: Typical Host/Dialup Panel ConfigurationHow Dialup Panels WorkUnlike direct-connect panels that are always linked to the host, dialup panelsare connected to the host only while a telephone connection is established.Several C•CURE 800/8000 functions are controlled by the panels, not by theC•CURE System host. All panels perform the following operations:• Access control decisions for doors and elevators• Anti-passback: tracks personnel movement, but does not enforce antipassback• Dialup panels that are not connected to the host and direct-connect panelsthat are in communications failure perform the following additionalfunctions:9–2 C•CURE 800/8000 Hardware Configuration Guide