Huawei AR150 series - 2.1 Installation Preparations

Channel
Number
Default
Channel Name
Output
Direction
Description
3 Trapbuffer Trap buffer Outputs alarms to the alarm buffer. The
router assigns a specific area to be the alarm
buffer for recording alarms.
4 Logbuffer Log buffer Outputs logs to the log buffer. The router
assigns a specified area to be the log buffer
for recording logs.
5 Snmpagent SNMP agent Outputs alarms to the SNMP agent.
6 Unspecified Unspecified Reserved, this channel can be configured to
output to different directions.
7 Unspecified Unspecified Reserved, this channel can be configured to
output to different directions.
8 Unspecified Unspecified Reserved, this channel can be configured to
output to different directions.
9 Channel9 Log file Outputs information to log files that can
receive logs, traps, and debugging
information. Information is saved to the
USB disk in the file format.
In the case of multiple log hosts, logs can be output through one channel or several channels.
For example, some logs can be output to a log host through Channel 2 (loghost) and some logs
can be output to another log host through Channel 6. For easy management, the name of Channel
6 can be changed.
Format of Logs
Syslog is a sub-function of the information center. It outputs information to a log host through
port 514.
Figure 2-2 shows the format of logs.
Figure 2-2 Format of the output logs
TIMESTAMP HOSTNAME %%ddAAA/B/CCC(l)[DDD]: YYYY
Table 2-3 describes each field in a log message.
Huawei AR150&200 Series Enterprise Routers
Configuration Guide - Device Management 2 Information Center Configuration
Issue 02 (2012-03-30) Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
10