Cabletron Systems STHI 사용자 설명서

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Page 4-1
CHAPTER 4
Troubleshooting
This chapter contains instructions for using LANVIEW LEDs to 
troubleshoot physical layer network problems.
4.1 LANVIEW LED Signals
The STHI incorporates the Cabletron Systems LANVIEW Status 
Monitoring and Diagnostics System. These LEDs can help in the diagnosis 
of physical layer problems such as power failures or cable faults. Table 4-1 
lists the LANVIEW LEDs and defines their messages:
Table 4-1.  LANVIEW LED Signals 
LED
Color
Condition
CPU
blinking
 Green
normal operations
Red
malfunction
ACT
Green 
flash
normal frame received
Red 
flash
Beacon Recovery running
16 Mb
Yellow
Ring Speed set to 16 Mbps.
off
Ring Speed set to 4 Mbps.
MGMT
Green
management operational
Red
management failure