ShoreGear 120 Voice Switch Chapter G: ShoreGear Switches
G.10 ShoreGear 120 Voice Switch
The following sections describe ShoreGear 120 resource capacity, LED behavior, and
connectors. The ShoreGear 120 is not supported in installations outside the U.S. and
Canada. Figure G-10 displays the ShoreGear 120 front plate.
The ShoreGear 120 is often referred to as the ShoreGear 120/24 (SG 120/24).
G.10.1 Switch Capacity
•Analog Circuit Resources
—Ports 1-8: Eight Loop Start Trunks, DID Trunks, or Extensions
—Ports 9-24: Sixteen Extensions.
—Power Failure Transfer Unit: Trunk Port 8 to Extension Port 9
•Make Me Conference Resource: 24 Ports
— Ports 1-24
•Maximum IP Phone Resources: 120 devices
—Analog Port Reallocation: 120
G.10.2 LED Descriptions
G.10.2.1 Power LED
The ShoreGear 120 has one power LED, which indicates the following:
•On: The switch is operating normally.
•Off: The switch has no power.
—2 flashes—The switch failed its internal self-test. This indicates a hardware
failure; replace the unit and submit a Return Material Authorization (RMA) to
—3 flashes—Booting via FTP. Flash memory might be corrupted. Go to the Quick
Look page to ensure that the system is running properly.
Figure G-10 ShoreGear 120 Front Plate
Audio Output Port
Audio Input Port
(music on hold)
Analog Phone RJ-11