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Enterasys Networks XSR CLI Router User Manual

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Other Platform Commands

3-88 Configuring the XSR Platform

Example

XSR#hostname XSR-1800

XSR-1800#

logging

Thiscommandenables/disablesmessageloggingatvaryingseveritylevelsforspecified

destinations.RefertoAppendixAintheXSRUser’sGuideforalistofmostrouteralarmsand

events.Normally,onlyHIGHseverityalarmsareloggedtoredflagcriticaleventsandthose

requiringoperatorintervention.TheDEBUGalarmlevel

ismeantformaintenancepersonnel

only.

TheXSRmaydiscardLOWandDEBUGlevelalarmsifthesystemistoooccupiedtodeliverthem.

Thenumberofdiscardedmessagesisdisplayedbythefollowinglinein

show logging command

output:

Discards: high=0 medium=0 low=4 debug=22

TheXSRsupportsasmanyasthreeSyslogservers,withloggingseveritylevelsseparately

configurableforeachserver.YoucandisableloggingtoindividualSyslogswiththe

no logging

xxx.xxx.xxx.xxx

command.

LogGen Functionality

ThefileoptionpermitsloggingtoapersistentalarmfileonaCompactFlashcardforHIGHor

MEDIUMalarmsonly.IfnoCompactFlashcardisinstalled,persistentloggingisnotperformed.

TheroutercopiesmessagesfromtheloggingbufferinRAMtothecflash:fileloggenonceper

second.Ifpower

totheXSRislost,thealarmhistoryispreservedinloggen.WhentheXSRcomes

upagainitcopiesthehistoryfromloggenbackintotheRAMbuffer.Theentirelogginghistoryis

availableincludingalarmsbeforeandafterpower‐down.

TheXSR’sLogGenfunctionalitydeclaresamessageflood

iftoomanyoutstandingmessagesare

reportedbyothersoftwaremodulesintherouter.LogGenthentemporarilyquitsreportingonthe

ConsolesouserscankeepaccesstotheCLI.MessagesareloggedtotheRAMbufferonly,andare

graduallyreportedtoallotherenableddestinations.Themessagefloodends

whenLogGen

reducesthenumberofoutstandingmessagesbelowthedefinedthreshold.

Syntax

logging [console | buffered | monitor | snmp | A.B.C.D | A.B.C.D | A.B.C.D | file

| timestamp][level | local | utc][high | medium | low | debug]

console

Displayssystemlogstotheconsoleterminal.

buffered

Savessystemlogstotherouter’sRAM.

monitor

DisplayssystemlogstocurrentCLITelnetsession.

snmp

SavessystemlogstoaremoteSNMPtrap.

A.B.C.D

UptothreeSyslogserverIPaddresses:seetableinUserGuidelines.

level

SetsloggingleveltoHigh,Medium,LoworDebug.Enterthelevel

immediatelyaftertheloggingkeywordtosetthatlevelforall

destinations.Enterthelevelafteradestinationtospecifythatlevelonly.

file

LogsdatatoafileonaCompactFlashcard.

high

SetssystemlogtoHighlevel.

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