-?????????RMON

1
???????

• -?????????RMON

2
???

• 4.1 RMON?????
• 4.2 RMON??????
• 4.3 RMON-2??????

3
4.1 RMON?????

• RMON???????????????(Remote network
  MONitor),???????????????,???????(Analyzer)????(Pro
  be)????LAN????????,???????(??????,?????)???????
  ???????,???????????(??4.1 P83)
• RMON???RMON???,???RMON-MIB,????????SNMP?????????M
  IB???????????,???RMON??????????????RMON???,??????
  ????????

4
4.1 RMON?????

• 4.1.1 ???????RMON???
• RMON??????????????????,??SNMP????RMON?????????RMO
  N??????????????,???????????????????,???????
• ????????????????????,??????,???????????,?????,???
  ??????????
• ????
• ???????????????????,??????????????,??????????
• ?????????????????,?????????????
• ?????????????????,????,????,???????????????

5

• 4.1.2 ?????
• ?SNMP V1?,???????????????????RMON??????????????
• ???????????1OwnerStringDisplayStringhe
  ?2EntryStatusINTERvalid(1),creatRequest(2),u
  nderCreation(3),invalid(4)
• RNOM??????????????(??4.2)
• 1???????????,??????????
• 2????????rmlControlIndex????rmlControlTable????
  ???(??)???????rmlDataTable????????rmlControlPara
  meter?????????????????,?????????,?????????rmlCont
  rolOwner???????????rmlControlStatus???????(??????
  ??????)?

6

• 3??????
• rmlDataControlIndex?rmlDataIndex?????(??rmlDataCon
  trolIndex?????????rmlControlIndex???)
  rmlDataValue??????
• ???????set???RMON??????,????
• 1????SetRequest????,???????????????????,????????
  ?,??????createRequest(2)
• 2??????,??????????underCreation(3).?????????????
  ??,?????????,????????????,??????,??????????

7

• 3????????underCreation(3),??????????????????????
  ?????????????valid(1)
• 4???????????????,???????????
• 5????????????????????????,??????????,??????
• 6???????????????????invalid???valid,??????????,?
  ????????
• ??????????????SetRequest PDU,?????????invalid(4),
  ?????(?????????????????)
• ??????????????invalid(4),???SetRequest
  PDU?????????,?????????valid(1)

8

• 4.1.3??????
• ????(?RMON??????????????)?????????
• 1????????????????????????
• 2??????????????????,??????????
• 3???????????????,????????
• ????(??RMON????????Owner??????????,????????????)
• 1?????????????,?????????????
• 2?????????????????,????????????
• 3???????????????????????????????
• 4????????????,???????????????

9

• RMON????
• 1???????IP??,????,?????,??,????
• 2???????????????????
• 3????????RMON???????????????,?????????????,?????
  ?????????????,????????????
• 4????????,??????????????,??????????????????,????
  ??????????,?????????????????

10
4.2 RMON??????

• RMON??MIB-2??16???(P40)

??RMON?????1.3.6.1.2.1.16
11

• RMON?10???

12

• RMON?10???????????
• 1?????????????
• 2?????N????????????
• 3?????????????

13

• 4.2.1 ????????
• ???(statitics)
• 1???????4.6 P89
• 2????????,????????????????
• 3???????????????????????
• 4???etherStatsIndex
• 5?????????????,?????????etherStatsIndex(1)?????
  ,????etherStatsDataSource(2),????????,???????????
  ???,??????MIB-2?interface??????ifIndex???

14

• 6???????????etherStatsDropEvents,
  etherStatsOwer, etherStatsStatus
• 7?????MIB-2??????????,???????????,?????????MIB-
  2 ??dod3??????????,????????????
• 8????????????,????,??????

15

• ???(history)
• 1???????4.7 P91
• 2???????historyControlIndex???????etherHistory
  Index?etherHistorySampleIndex?????.
• 3?????????????????????,?????????
• 4???????????????,??????,??????????
  ????????????????????
• 5???????????historyControlInterval????????,1-36
  00?,???1800?historyControlBucketsGrand?????????,?
  ??50?(??????50?)????etherHistoryUtilization??????
  ???

16

• 6??????????

?? 1Packets????? 2Octets????????? 3Interval
??????? 4????(?????10mb/100mb,modem55.6kb)? 5?
??????
17

• 7??????????????(??4.8 P 92)
• ??????????????????????????????30??30????????????
  ????????????

historyControlIndex historyControlDataSource
historyControlBuketsGranted historyControlInterval
1 D1 B1 I1
2 D2 B2 I2

K DK BK IK
etherHistoryIndex etherHistorySampleInde
x
1 X1
1 X2

1 XB1
2 Y1

2 YB2
18

• 8??????????? ??????
• ??historyControlBuketsGranted????????????,????????
  historyControlBucketsRequested?????
• ?????(????bucket)???????????
• ?????etherHistoryPktsetherStatsPkts(tn)-
  etherStatsPkts(t(n-1))
• ??????????,??????????????,???etherHistory??????His
  toryControlIndex??,?etherHistorySampleIndex???1?
• ?etherHistorySampleIndex?????historyBucketsGranted
  ????,???????????????,????????(????
  ??????X??????????Y????)

19

• ???(host)
• 1???????4.10 P93 ???,???????????
• 2??????????hostControlIndex??????????hostAddres
  s.?hostIndex????????????hostTimeCreationOrder?hos
  tTimeIndex?????hostIndex?hostTimeIndex?hostContro
  lIndex???
• 3 ???????????????,??????????
• 4?????????????,???????????????????,???????(??)??
  ?????????????
• 5?????????????,?????????????????

20

• 6???hostTable? ???
• NN1N2NiNk
• ??Ni??????I?hostControlTableSize??
• k????????
• N???????
• I???????hostControlIndex??

21
??

• 1?????2 k2
• 2??1???1??,???hostControlIndex1,???host
  ControlTablesize3 (N13)
• 3??2???2??,???hostControlIndex2,???host
  ControlTablesize2 (N22)
• 4NN1N25

22

• 7?????hostTable???????MAC??hostAddress????hostIn
  dex?????
• 8??????????,??????????????????,????????????,????
  ???????,??hoatContrlTableSize ?1,
• 9?????hostTimeTable?hostTable?????,????????hsotT
  imeCreationOrder??,????MAC??,???
• ????????????????,????????????????????SNMP?Get?GetN
  ext PDU?,??????
• ????????????????????????

23

• ??N????(hostTopN)
• 1???????4.11 P95 ???,???
• 2??????????hostTopNControlIndex??????????hostTo
  pNReport?hostTopNIndex???
• 3 ??????????????N?????????
• 4???????????????????????????????????????????
  ???????????????????
• 5??n???????????????????????n??????

24

• 6??hostTopRateBase???,????????p93?hostTable(2)
• INTEGER
• hostTopNInpkts(1)
• hostTopNOutpkts(2)
• hostTopNInOctets(3)
• hostTopNOutOctets(4)
• hostTopNOutErrors(5)
• hostTopNOutBroadcastPkts(6)
• hostTopNOutMulticastPkts(7)

25

• 7??????
• ?????????????,???????,????????????????????????????
  ???s???hostTopNDuration?hostTopNTimeRemaining????
  ?hostTopNDuration????,?hostTopNTimeRemaining??,???
  ?????,??????0?,?????????,??N???????????hostTopNIn
  dex??,N?????????????????????????????????????????
  ???????hostTopNTimeRemaining??hostTopNDuration??,?
  ?????????,????????

26

• ???(Matrix)
• 1???????4.13 P96 ???,???
• 2??????????matrixControlIndex??????matrixSDTabl
  e,?????matrixSDSourceAddress, matrixSDDestAddress,
  matrixSDIndex?????????????matrixDSSourceAddress,
  matrixDSDestAddress, matrixDSIndex ?
• 3 ????????????????????.
• 4???????????????????,?????matrixControlTableSize
  ?????????,???matrixControlLastDeleteTime??????????
  ??,????????matrixControlLastDeleteTime?0?

27

• 5?????????(SD)?????(DS)????,???????????????????4
  .14 P97
• 6??????????????????,??SD????????,???????????DS?
  ???????,??????????????????????????????????,???????
  ?????????????
• 7????????????,?????????????,????????????,???????
  ???????

28

• 4.2.2 ?????????
• RFC1513???RMON MIB,?????IEEE802.5???????
• 1???????????tokenRingMLStatsTable?tokenRingPStat
  sTable,??????????MAC????,????????????????????????
  ??????????????????,??????,???????????? 4.1??4.2
  P97-98.
• 2?????,???????tokenRingMLHistory?tokenRingPHisto
  ryTable,???????????historyControlTable????????????
  ???,??????????MAC???????????????
• 3?????????tokenRing,????4??????????????????????
  ????

29

• 4.2.2 ?????????
• RFC1513???RMON MIB,?????IEEE802.5???????
• 1??????????????????????????????????P99
• 2????????????????(????)?
• 3????? ???????????,RMON????????????,???????????
  ??????????????P100
• 4?????????????????????P100

30

• 4.2.3 ??(alarm)
• RMON???????????????,??????????????????????????

AlarmRisingEventIndex(9)????????????
AlarmFallingEventIndex(10)????????????
AlarmOwner(11)
AlarmStatusr(12)
31

• 1??????2?absouteValue(1)(????)?deltaValue(2)(??
  ?????,????????????)?
• 2alarmstartupAlarm??????3?
• risingAlarm(1)???????????gt????,?????
• fallingAlarm(2)???????????lt????,?????
• risingOrFallingAlarm(3)???????????gt?????lt????,?
  ????
• 3??????
• ?????????????????,?????????????,??????????
• ?????????????????,?alarmStartupAlarm1?3,???????
  ?
• ?????????????????,?alarmStartupAlarm2,?????????
  ??????????????,??????????
• ?????????,?????????????????,???????????,??????????
  ?
• 4????(????????)

32

• 5???????????????????????,??????,??hysteresis(???
  ?)

?1
?1?alarmStartup1?3?,??????
33

• 1?????????deltaValueRMON????????2????????,???2
  ??????????,????????????????
• ?1
• ??(?) 0 10 20
• ??? 0 19 32
• ??? 0 19 13
• ???????20 ,?????
• ?2 ?????????,??5????????
• ??(?) 0 05 10 15 20
• ??? 0 10 19 30 32
• ??? 0 10 9 11
  2
• ?15????2??????20,?????????,????????

34

• 4.2.4 ?????
• 1????????,???????????????,?????????????????????
  ???????????????
• ????????????,?????????????????????
• ???????????,?????????????
• ????????????(AND,OR)???,??????????
• 2?????????????????????????????,????????????????
  ?,?????????????
• 3????
• ??
• input????????
• filterPktData????????
• filterPktDataMask????????
• filterPktDataNotMask??????????????

35

• 4??????????????????
• ?????????????,?????????
• if (inputfilterPktData 0) filterResultmatch
• ??????????????,?????????
• if (inputfilterPktData! 0) filterResultmismatch
  
• ?????????????????,?????????????????(???????????1,?
  ??0)
• if (inputfilterPktData)filterPktDataMask 0)
  filterResultmatchelse filterResultmismatch
• ?????????????????,??????????????????filterPktDataN
  otMask,???????0,?????????,????1,???????????
• Relevant_bits_different(inputfilterPktData)filt
  erPktDataMask
• if((relevant_bits_differentfilterPktDataNotMask)
  0)
• filterResultsuccessful match

36

• 5??1
• ?????????????????????0xA5,??????0xBB?????????48?,?
  ??48??????,?48?????,????????
• filterPktDataOffset 0 (?????????????????)
• filterPktData 0x0000000000a500000000
  00bb
• filterPktDataMask 0xffffffffffffffffffffffff
• filterPktDataNotMask0x000000000000ffffffffffff
• ??2????????,????????????,???2???????????,????????
  ????,????????????
• 0 ????1518??
• 1 ????64??
• 2 ????CRC???????
• ????????6,?110,???????,
• 1 ????64??
• 2 ????CRC???????

37

• 6????
• ??????????,??????????????????????????????,????????
  ?????
• channelAcceptTypeINTEGERacceptMatched(1),accep
  tFailed(2)
• ?????1,?????????????????????,??????????????2,????
  ?????????????????,??????.
• ?channelAcceptType1?,?? 4?17 P 104
• ??????????
• channelAcceptType???????????????
• channelMatches???,?????????
• channelDataControl???????
• channelEventStatus???????????????????,??????
• channelEventIndex????????

38

• 7?????
• ?????????????4?18 P105???filterTable?
  ???channelTable.
• ?????????????????????,??filterChannelIndex????????
  ???,???filterIndex,???P105
• ????????????.???channelIndex,?????P105.??channelE
  ventStatus????????
• eventReady(1)?????????,????eventFired(2)
• eventFired(2)??????????
• eventAlwaysReady(3)???????????

39

• 4.2.5 ????????
• 1????
• ?????????,??????????????
• ??????????????4.19,P107???????bufferControlIndex,
  ???????captureBufferControlIndex?captureBufferPack
  etStatus???(???????)
• ????
• bufferControlFullStatus???????????spaceAvailable?f
  ull.
• bufferControlFullAction???????????,???lockWhenFull
  ??????????????,???wrapWhenFull????????????????

40

• 2???
• ???????,
• ???????MIB?????????????????????
• ??????????4.20 p108,???????log??
• ???????????
• Log?????????????
• ???????eventType???????
• ?none(1)log(2)snmp-trp(3)log-and-snmp-trap(4)

41
4.3 RMON2??????

• RMON1 MIB ????MAC??????????RMON
  MIB2????MAC???????
• 4.3.1 RMON2 MIB???

42

• RMON2???????
• ?1????????
• ?2???????????
• ?3?????????????????
• ?4??????????????
• ?5??????????????????????

43

• RMON2???OSI/RM??????????,????????????????,????????
  ?????,??IP??,??????????????,???????????,??????????
  ????????????????,??EMAIL,FTP,HTTP???,???????????
  ??.(?????,???????????????????????,?OSI??5,6,7?)
• RMON2?MIB?RMON1??????9??
• 1?????????????????????,???????????????????????
• 2?????(protocolDist)???????????????,?????????,
  ????.
• 3?????(addressMap) ???????(IP??)?MAC???????.(??
  ??????,????????).?????????????????????????,??IP???
  MAC???????.

44

• 4?????(nlHost)????RMON1????,?????????,??????,??
  ???/?????RMON1??????????MAC??,????????IP??????.??
  ???????????????IP??.
• 5??????(nlMatrix)?????(?/??)???????,???????RMON
  1????,????????????.?????SD?,DS??TopN??RMON1??.
• 6??????(alHost)??????????????(??????)?alHost???
  ????,????????/?????/???.??????????????????????????
  .
• 7??????(alMatrix)??????????????????,?????????(?
  ?????????)???TopN??????????????.

45

• 8?????(userHistory)?????????,?????????.????????
  ?????????.????????????????.
• 9??????(probeConfig)?????????????,?????????????
  ???????,???????????????????.

46

• 4.3.2 RMON2?????
• RMON2????????????????,???RMON2???????.
• 1??????
• ?SNMPV1????????????,?????????????????????.?SNMPV2?
  SMI?????????????????????????????,??????DESCRIPTIO
  N??????????,???????????????????????.
• RMON2??????????,???????????,?????????????????.??4.
  22.
• ????,RMON2???????RMON1??????????????

47

• RMON2?????????

48

• 2???????
• ????????????????,?????????????????????????????????
  ?????????SNMP1?SNMP2??????????????RMON2???????????
  ????????????
• TimeFilter??????????,????TimeTicks,???????????????
  ?????????????????
• ??????4.23-?4.24 P112-P113

49

• 4.3.3 RMON2?????????
• RMON2???????????????????????????????????
• 1????????????????????????,????????????,????????
  ????????????????????????????????????,???????????.
• RMON2?????????????????????????????????????????????
  ?????????,???MIB???????RMON2???????32?????,???4???
  ?,???a.b.c.d??,????????????
• ?? (???????)
• Ether2 10.0.0.1(Ethernet-II????)
• Llc 20.0.0.2(802.2)
• Snap 30.0.0.3(??????)
• Vsnap 40.0.0.4(???0??SNAP???)
• wgAssigned 50.0.0.5(??,?????????????????)
• Anylink 61.0.a.b

50

• 2??????????????????????????????????????????????
  ?,?????????????????(??????????),??????????????????
  

51

• 3?????????????
• ????????????????????SNMP??????16.0.0.0.1.0.0.8.0
  .0.0.0.17.0.0.0.161
• 4????????

52

• 4??????????????????????????????ether2,ip,udp,sn
  mp??RMON2??????4??????
• Ether2(4.0.0.0.1)
• Ether2.ip(8.0.0.0.1.0.0.8.0)
• Ether2.ip.udp(12.0.0.0.1.0.0.8.0.0.0.0.17)
• Ether2.ip.udp.snmp(16.0.0.0.1.0.0.8.0.0.0.0.17.0.0
  .0.161)
• 5???????????????????,??????BIT????????????2?bi
  t????
• Bit0????????PDU?????????????IP?????,?IP????BIT0?1
  
• Bit1?????????????????TFTP??????69
• 16.0.0.0.1.0.0.8.0.0.0.0.17.0.0.0.161.4.0.1.0.0(??
  IP?????PDU???????Ether2.ip.udp.snmp??????????)

53

• ?????(protocolDir(11))
• RMON2???????????4.27,P115
• ????RMON2???,?????????????????,???????????????
• ??protocolDirID,protocolDirParameters,protocolDir
  LocakIndex ???
• ????
• ProtocolDirDesc(4)?????????
• ProtocolDirType(5)????????
• ProtocolDirAddressMapConfig(6)????????(?????????)
  ?????
• ProtocolDirHostConfig(7)?????????????
• ProtocolDirMatrixConfig(8)??????????????

54

• ???????????(usrHistroy(18))
• ?????????RMON1???????,?RMON2??????????????????????
  ???????????
• ???????3????
• ???????usrHistoryControlTable(??????????????,?????
  ?,????,??????),???????????????
• ???????????usrHistoryObjectTable(??????,??????????
  ??),????????????????????
• ??????????usrHistoryTable(??????),????????????,???
  ??????????,?????????????4.28 P117( ???????)

55

• ????????(probeConfig(19))
• ??????????????????,RMON2??????????????????????????
  ???????4??
• ?1?????
• probeCapabilities??????RMON?
• probeSoftwareRev???????
• probeHardwareRev???????
• probeDateTime?????????
• probeResetControl???????,????,???,???
• probeDownLoadFile???????
• probeDownLoadTFTPServer?????????TFTP?????
• probeDownLoadAction??imageValid(1)??????
  downloadToPROM(2) downloadToPRAM(3)????,??????????
  ?
• probeDownLoadStatus??????????

56

• ?1???????(4?)
• ??????????????????P116
• ??????????????????P117
• ?????????????????????P117
• ????????????????????SLIP??????????P117-118