Monitoring the Routing Engine Status ! 141
Chapter 14: Monitoring the Routing Engine
You can see the Routing Engine LEDs on the craft interface or on the Routing
Engine panel located on the back of the router (see Figure 46).
Figure 46: M20 Router Routing Engine Panel
Figure 37 describes the Routing Engine panel LEDs.
Table 37: Routing Engine Panel LEDs
Label Color State Description
OFFLINE Amber On steadily Routing Engine is not operational or is in reset
mode.
ONLINE Green On steadily Routing Engine is running normally.
MASTER Blue On steadily Routing Engine is functioning as master.
1155
ONLINE
OFFLINE
MASTER
Routing Engine
Routing Engine
offline switches
RE0
RE1
LEDs