3com 4210 PWR 9-Port 3CR17341-91-ME User Manual

The switch sends the following log information to the Unix log host whose IP 
address is 202.38.1.10: the log information of the two modules ARP and IP, with 
severity higher than "informational".

Figure 153   Network diagram for log output to a Unix log host

1 Configure the switch:

# Enable the information center.

<Switch> system-view

 

[Switch] info-center enable 

# Disable the function of outputting information to log host channels.

[Switch] undo info-center source default channel loghost 

Table 353   Display and maintain information center

Display information on an 
information channel 

display channel [ 
channel-number | 
channel-name ] 

Available in any view 

Display the operation status of 
information center, the 
configuration of information 
channels, the format of time 
stamp

display info-center [ unit 
unit-id ]

Display the status of log 
buffer and the information 
recorded in the log buffer 

display logbuffer [ unit 
unit-id ] [ level severity | size 
buffersize ]* [ | { begin | 
exclude | include } 
regular-expression ]

Display the summary 
information recorded in the 
log buffer 

display logbuffer summary 
[ level severity ]

Display the status of trap 
buffer and the information 
recorded in the trap buffer 

display trapbuffer [ unit 
unit-id ] [ size buffersize ]

Clear information recorded in 
the log buffer 

reset logbuffer [ unit unit-id 
] 

Available in user view 

Clear information recorded in 
the trap buffer 

reset trapbuffer [ unit 
unit-id ]

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