46To do… Use the command… RemarksName the channel witha specified channelnumberinfo-center channel channel-numbername channel-nameOptionalSee Table 2 for default channel names.Configure the channelthrough which systeminformation can beoutput to the webinterfaceinfo-center syslog channel{ channel-number | channel-name }OptionalBy default, system information is outputto the web interface through channel 6.Configure the outputrules of the systeminformationinfo-center source { module-name |default } channel { channel-number |channel-name } [ debug { level severity |state state }* | log { level severity | statestate }* | trap { level severity | statestate }* ]*OptionalSee “Default output rules of systeminformation.”Configure the format ofthe time stampinfo-center timestamp { debugging | log |trap } { boot | date | none }OptionalThe time stamp format for log, trap anddebugging information is date bydefault.NOTE:You can configure to output log, trap and debugging information to a channel. However, when thischannel is bound with the output destination web interface, after logging in through the web interface, youcan view log information of specific types only, and other types of information will be filtered out.Saving system information to a log fileThis feature enables the device to save generated log information to a specified directory at a specifiedinterval.Logs are saved into the log file buffer. The system writes the logs from the log file buffer to the log file atthe specified interval, which is usually set to 24 hours. You can also manually save the logs when thedevice is not busy. After the logs in the log file buffer are saved into the log file successfully, the systemclears the log file buffer.The log file has a specific capacity. When the capacity is reached, the system will delete the earliestmessages and write new messages into the log file.Follow these steps to set to save system information to a log file:To do… Use the command… RemarksEnter system view system-view —Enable information center info-center enable OptionalEnabled by defaultEnable the log file feature info-center logfile enable OptionalEnabled by defaultConfigure the frequency withwhich the log file is savedinfo-center logfile frequencyfreq-secOptionalThe default value is 86,400 seconds.
