3Com Router 3000 Ethernet FamilyConfiguration Guide Chapter 2 System Maintenance Management3Com Corporation2-19z Available with three types of information, which are log information, trapinformation, and debug information.z The information is sorted into eight levels by severity and can be filtered by level.z The system can support ten channels. The first six channels, or Channels 0through 5, have their default channel names and are associated with six outputdirections by default. Both the names of the routers and the associations betweenthe channels and output directions can be changed through commandsz Support six information output directions, including the Console, Telnet terminaland console terminal (monitor), logbuffer, loghost, trapbuffer, and SNMP.z The system is composed of a variety of protocol modules, board drivers, andconfiguration modules. The information can be classified and filtered by sourcemodule.z Each information header consists of several fixed parts, which are time stamp,information source module, information level, slot number of the informationsource, and the information digest.To sum up, the major task of the information center is to output the three types ofinformation of the modules onto the ten channels in terms of the eight severity levelsand according to the user’s settings, and then redirect the ten information channels tothe six output directions.2.3.2 Configuring the Information CenterI. Enabling/Disabling the information centerPerform the following operations in system view.Table 2-16 Enable/disable the information centerOperation CommandEnable the information center info-center enableDisable the information center undo info-center enableNote:By default, the information center is enabled. An enabled information center will affectthe system performance in some degree due to the work in information sorting andoutput. Such impact becomes more obvious in the event that there is enormousinformation waiting for processing.II. Naming an information channelPerform the following operation in system view.
