1-14
Displaying and Maintaining Information Center
To do… Use the command… Remarks
Display information on an information
channel
display channel
[ channel-number |
channel-name ]
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 ]
Available in any view
Clear information recorded in the log
buffer reset logbuffer [ unit unit-id ]
Clear information recorded in the trap
buffer reset trapbuffer [ unit unit-id ]
Available in user view
Information Center Configuration Examples

Log Output to a UNIX Log Host

Network requirements
As shown in Figure 1-1, 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 1-1 Network diagram for log output to a Unix log host
Internet
PCSwitch
Configuration procedure
1) Configure 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