Check the T320 Router Routing Engine LEDs

Figure 50 shows the host module LEDs on the T320 router craft interface.

Figure 50: T320 Router Redundant Host Module LEDs

Each host subsystem has three LEDs, located on the upper right of the craft interface, which indicate status. The LEDs labeled HOST0 show the status of the Routing Engine in slot RE0 and the Control Board in slot CB0. The LEDs labeled HOST1 show the status of the Routing Engine in slot RE1 and the Control Board in slot CB1.

Table 41 describes the functions of the host subsystem LEDs.

Table 41: T320 Router Host Subsystem LEDs

Label	Color	State	Description
OK	Green	On steadily	Host module is online and functioning normally.
FAIL	Red	On steadily	Host module is offline.
MASTER	Green	On steadily	Host module is functioning as master.