H3C MSR 20-1X Installation Manual page 12

Rear panel
2.
Figure 4 Rear panel of the MSR 20-11 router
(1)Grounding terminal
(3) Layer 3 Ethernet interface 0 (ETH0)
(5) Layer 2 Ethernet interface 2
(7) Layer 2 Ethernet interface 4
(9) Serial interface
Panel LEDs
Table 4 and
Table 4 Front panel LEDs of the MSR 20-11 router
LED
PWR
SYS
ETH
Table 5 Rear panel LEDs of the MSR 20-11 router
LED
LINK
ACT
Table 5 respectively describe the LEDs on the front and rear panels of an MSR 20- 1 1 router.
Description
• ON: The router is powered on.
• OFF: The router is powered off.
• Green and fast blinking: The system is booting.
•
Green and slow blinking: The system is operating normally.
• Yellow and fast blinking: The system is faulty.
•
OFF: The system operation is abnormal.
• OFF: No link is present.
• ON: A link is present.
• Blinking: Data is being transmitted or received.
Description
• OFF: No link is present.
• ON: A link is present.
• OFF: No data is being transmitted or received.
•
Blinking: Data is being transmitted or received.
(2) Console/Auxiliary port (CON/AUX)
(4) Layer 2 Ethernet interface 1
(6) Layer 2 Ethernet interface 3
(8) Serial interface LEDs
(10) SIC/DSIC slot
5