Setup Loopback Front Panel Switches Loopback Port / Introduction The Network Management port / Port Rate Data Format Mode Anti-Streaming DCD / Switches Port / FRONT PANEL CONTROLS AND INDICATORS OPTION PORT / NETWORK MANAGEMENT PORT / Dedicated Terminal / When Port / Device port / CTS Combiner Backup Front Panel Indicators Power Activity Line Error Modem Ready Option Port / ASU port RTS / terminal RTS / /