Log Output To A Linux Log Host - 3Com 4500 Configuration Manual

Through combined configuration of the device name (facility), information severity level threshold
(severity), module name (filter) and the file "syslog.conf", you can sort information precisely for filtering.

Log Output to a Linux Log Host

Network requirements
The switch sends the following log information to the Linux log host whose IP address is 202.38.1.10:
All modules' log information, with severity higher than "errors".
Network diagram
Figure 1-2 Network diagram for log output to a Linux log host
Configuration procedure
1) Configure the switch:
# Enable the information center.
<Switch> system-view
[Switch] info-center enable
# Configure the host whose IP address is 202.38.1.10 as the log host. Permit all modules to output log
information with severity level higher than error to the log host.
[Switch] info-center loghost 202.38.1.10 facility local7
[Switch] info-center source default channel loghost log level errors debug state off trap
state off
2) Configure the log host:
Step 1: Execute the following commands as a super user (root user).
# mkdir /var/log/Switch
# touch /var/log/Switch/information
Step 2: Edit the file "/etc/syslog.conf" as the super user (root user) to add the following selector/action
pairs.
# Switch configuration messages
local7.info /var/log/Switch/information
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