RMON 5-29About Default Alarm SettingsA new or initialized Switch has four alarms definedfor each port:n Bandwidth usedn Broadcast bandwidth usedn Percentage of packets forwardedn Errors per 10,000 packetsThe default values for each of these alarms aregiven in Table 5-4.About the Audit LogThe Switch keeps an audit log of all managementuser sessions, providing a record of changes to anyMIB including the RMON MIB. The log can only beread by users at the security access level using anSNMP Network Manager.Each entry in the log contains information in the fol-lowing order:n Entry numbern Timestampn User IDn Item ID (including qualifier)n New value of itemThere is a limit of 16 records on the number ofchanges stored. The oldest records are overwrittenfirst.Table 5-4 Initial settings for the default alarmsStatistic HighThresholdLowThresholdRecoverySamplesperaveragePeriodBandwidthusedValue: 85%No actionValue: 50%No action4 60 secsBroadcastbandwidthusedValue: 20%Notify andblipValue: 10%No action4 20 secsPercentage ofpacketsforwardedValue: 85%No actionValue: 50%No action4 60 secsErrors per10,000 packetsValue: 200NotifyValue: 100No action4 60 secs
