第09章 组播路由配置.pdf

󱴀󳂴󰐏󳽕󰒟󳒡󴏃󲬅󰰼󱸌󱖗󳒘󱪁󱡹󱭛󲱘󴕀󰦥󰋈IGMP󲱘󱑨󲫼󰋈󰩠󳒘󱪁󴏃󲬅󲱘󴗝󱢽󰇄󱴀󳂴󰐏󳽕󰝙󱆍󰋖¾¾¾

󴜡󳕂IGMP󴜡󳕂PIM-SM󴜡󳕂DVMRP

9.1󴜡󳕂IGMP

IGMP󰋄Internet Group Management Protocol󰋅, Internet󳒘󳅵󲧚󰤣󴆂󰋈󱰃TCP/IP󰤣󴆂󱮣󰐁󴋳󴋷IP󳒘󱪁󱟤󰨬󳅵󲧚󲱘󰤣󴆂󰋈󲫼󱴹󰳼IP󰐏󱴎󰩠󰏢󰝊󲳈󱥹󲳌󴚏󲱘󳒘󱪁󴏃󲬅󰰼󰐟󴯈󱓎󳂟󰩠󳓈󱡸󳒘󱪁󳒘󱟤󰨬󰝇󳋏󰇄

󲳂󰠡󱑓󲊯󰕓󲫼󲱘󱰃IGMP󲱘Version 2󰋈Version 2󱣛󱅮󰏝󲾡󱡹󱭛󳉏󰵟󰋖󳒘󱟤󰨬󱶹󴆶󱡹󱭛󰋄MembershipQuery󰋅󰋈󳒘󱟤󰨬󱡹󰨞󱡹󱭛󰋄Membership Report󰋅󰩠󳒘󱟤󰨬󲾏󱓔󱡹󱭛󰋄Leave Group󰋅󰇄

󳒘󱟤󰨬󱶹󴆶󱡹󱭛󰋖󱸍󱥂󳒘󰴄󰴔󰏡󰧠󰟚󰐎󰄀󱱂󴗮󱶹󴆶󱡹󱭛General Query󰄁󰋄󴏃󲬅󰰼󲫼󱴹󰑚󳾷󲳈󴖲󳔥󳒰󰐁󱳝󰪾󰑯󱟤󰨬󰋈󲳂󲱘󳒘󰴄󰴔󰐎224.0.0.1󰋅󰩠󰄀󲡍󱅮󳒘󱶹󴆶󱡹󱭛Group-Specific Query󰄁󰋄󴏃󲬅󰰼󲫼󱴹󰑚󳾷󰏔󰏾󲳈󴖲󳔥󳒰󰏞󱰃󰧺󱳝󱶤󰏾󲡍󱅮󳒘󲱘󱟤󰨬󰋈󲳂󲱘󳒘󰴄󰴔󰐎0󱟪󰏔󰏾󱳝󱬜󲱘󳒘󱪁󳒘󰴄󰴔󰋅󰇄

󳒘󱟤󰨬󱡹󰨞󱡹󱭛󰋖󱔧󰐏󱴎󱥹󱬊󰠄󰏔󰏾󳒘󱟤󰨬󱶹󴆶󱡹󱭛󱯊󰋈󰜜󴆚󰟿󰦥󴗕󱶹󴆶󱡹󱭛󲱘󱥹󰦷󰏞󲱘󳒘󱑊󳒭󲆣󰏾󱟤󰨬󳒘󴆒󳕂󰏔󰏾Host Group Delay󱅮󱯊󰰼󰇄󱔧󴆹󱅮󱯊󰰼󴍙󱯊󰋈󰐏󱴎󱑨󰦥󴗕󳒘󱟤󰨬󱡹󰨞󰠄󴆹󴏃󲬅󰰼󰇄󴏃󲬅󰰼󱬊󰠄󳒘󱟤󰨬󱡹󰨞󰧢󰋈󱇚󴆹󳒘󰡴󰜹󰠄󰝊󱠔󰳼󳔥󳒰󲱘󱴀󳒘󱟤󰨬󰟫󳸼󰐁󰋈󱑊󰨃󰡼Group Membership Interval󱅮󱯊󰰼󰇄󳢹󴏃󲬅󰰼󰳼󱳔󰻻󱶹󴆶󰪡󱑨󱯊󴯈󴍙󱯊󰧢󴖬󱳾󱬊󰠄󰓏󰔩󳒘󱟤󰨬󱡹󰨞󰋈󰟭󳸼󲼎󳔥󳒰󰐁󱏆󳒣󲉵󱳝󱴀󰴄󳒘󱟤󰨬󰋈󰐳󱈅󰏡󰝡󴕀󰦥󰝊󱥹󱬊󲱘󳒘󱪁󱡹󱭛󰠄󱅗󱠔󴖲󱥹󲱘󳔥󳒰󰇄

󳒘󱟤󰨬󲾏󱓔󱡹󱭛󰋖IGMP Version 2󰜕󴆌󰏔󰧄󰐏󱴎󲾏󱓔󰏔󰏾󳒘󱪁󳒘󱯊󰋈󳒭󱠔󱳝󴏃󲬅󰰼󰦥󴗕󰏔󰏾󳒘󱟤󰨬󲾏󱓔󱡹󰨞󰋄󲳂󲱘󳒘󰴄󰴔󰐎224.0.0.2󰋅󰇄

IGMP󰳼󰐏󱴎󰏢󴏃󲬅󰰼󰐟󴯈󱰃󰏡󱇍󲿄󲱘󰋈󰳼󰐏󱴎󱮍󴳔󳽕󰪡󱑨󳒘󱪁󴏃󲬅󰰼󲱘IGMP󱶹󴆶󱡹󱭛󰋈󱑊󰏨󰒹󱟤󰨬󱡹󰨞󱡹󱭛󳒭󰑜󰪡󱑨󰋗󰳼󴏃󲬅󰰼󱮍󴳔󳽕󱅮󱯊󰦥󴗕󱱂󴗮󱶹󴆶󱡹󱭛󰋈󲜊󰧢󱸍󱥂󱬊󰠄󲱘󰪡󱑨󱡹󱭛󲹂󱅮󰳼󳞾󱏅󱠔󰳼󲱘

󴖜󱱂󴗮󰖵󲠜󱴗󱠔󱳝󳗏󰥄󱖙󳁊 Copyright © 2004 Maipu Communication󰋈All Rights Reserved.

1

󱄤󳔥󰐁󱳝󰪾󰑯󳒘󱪁󳒘󱟤󰨬󰋈󱑊󰏨󱔧󱬊󰠄󰐏󱴎󲱘󲾏󱓔󳒘󱡹󰨞󱯊󰋈󰦥󴗕󲡍󱅮󳒘󱶹󴆶󰋈󰒹󲹂󱅮󱶤󰏾󲡍󱅮󳒘󱰃󰧺󱏆󱮴󱟤󰨬󱄬󰳼󰇄

󱴀󳡖󰐏󳽕󰝙󱆍󰋖¾¾¾

󴜡󳕂IGMP󲳌󰝇󰩑󰒸󱦣󴗄IGMP󴜡󳕂󲼎󰕟IGMP󲱘󲲥󱥻󰩠󴇗󴆩

9.1.1󴜡󳕂IGMP󲳌󰝇󰩑󰒸󱦣󴗄

¾

ip igmp join-group󰩑󰒸

󲫼󱴹󴜡󳕂󴏃󲬅󰰼󱥹󰦷󱟤󰐎󳒘󱪁󳒘󱟤󰨬󰋈󱴀󰩑󰒸󲱘no󱔶󱓣󲫼󱴹󱇚󴏃󲬅󰰼󱥹󰦷󰒢󳒘󱪁󳒘󱟤󰨬󰐁󰟴󴰸󰇄ip igmp join-groupgroups-addressno ip igmp join-groupgroups-address

󴇁󲊩groups-address󱦣󴗄

groups-address󰐎󳽕󰡴󰜹󳒘󱪁󳒘󲱘󳒘󰴄󰴔

󰇏󳔎󲳕󱚙󰞉󰇐󱮴󱬜

󰇏󰩑󰒸󱿵󱓣󰇐󱥹󰦷󴜡󳕂󱿵󱓣󰇄¾

ip igmp query-interval󰩑󰒸

󲫼󱴹󴜡󳕂󴏃󲬅󰰼󰦥󴗕IGMP󱶹󴆶󱡹󱭛󲱘󱯊󴯈󴯈󴱨󰋈󱴀󰩑󰒸󲱘no󱔶󱓣󲫼󱴹󱘶󰻡󴏃󲬅󰰼󰦥󴗕IGMP󱶹󴆶󱡹󱭛󱯊󴯈󴯈󴱨󲱘󳔎󲳕󰘐󰇄

ip igmp query-intervalsecondsno ip igmp query-interval

󴇁󲊩Seconds󱦣󴗄

󰦥󴗕IGMP󱶹󴆶󱡹󱭛󲱘󱯊󴯈󴯈󴱨󰋈󰦪󰘐󳣗󰳈󰐎1󰋉65535󲾦

󰇏󳔎󲳕󱚙󰞉󰇐󴏃󲬅󰰼󰦥󴗕IGMP󱶹󴆶󱡹󱭛󲱘󱯊󴯈󴯈󴱨󳔎󲳕󰘐󰐎60󲾦󰇏󰩑󰒸󱿵󱓣󰇐󱥹󰦷󴜡󳕂󱿵󱓣󰇄¾

ip multicast-routing󰩑󰒸

󱴀󰩑󰒸󲫼󱴹󰕓󳛑󳒘󱪁󴏃󲬅󰋈󱴀󰩑󰒸󲱘no󱔶󱓣󲫼󱴹󲽕󲫼󳒘󱪁󴏃󲬅󰇄ip multicast-routingno ip multicast-routing

󴖜󱱂󴗮󰖵󲠜󱴗󱠔󱳝󳗏󰥄󱖙󳁊 Copyright © 2004 Maipu Communication󰋈All Rights Reserved.

2

󰇏󳔎󲳕󱚙󰞉󰇐󳔎󲳕󲽕󲫼󳒘󱪁󴏃󲬅󰇏󰩑󰒸󱿵󱓣󰇐󰜼󱈔󴜡󳕂󱿵󱓣󰇄

9.1.2 IGMP󴜡󳕂󲼎󰕟

󰳒󲼎󱸋󰕟󰽖󰏟󰋖

&󰀃󰳒󳾷󰋖

󱴀󰴄󴏃󲬅󰰼router1󲱘s0/1󱥹󰦷󰋄22.1.1.1󰋅󴖲󱥹󰠄󱇍󳃃󴏃󲬅󰰼router2󲱘s1/1󱥹󰦷󰋄22.1.1.2󰋅󰋈󴍄ppp󰤣󴆂󰇄󱴀󰴄󱳡󰡵󰰼󰋄129.255.94.76󰋅󰔰󰐎󳒘󱪁󳒘224.1.1.23󲱘󲑤󰋈󱇍󳃃󴏃󲬅󰰼󴖲󱥹󱳝󴆹󳒘󱪁󳒘󲱘󰏔󰏾󱟤󰨬󰋄󰥇󳾚󴹥󳒜󳃃󰋅󰇄󰝊󱅲󱇍󳃃󰔰󰐎󳾚󴹥󳒜󳃃󲱘󰧠󱯊󰐳󰧃󰒹󰔰󰐎󳒘󱪁󲑤󰋈󱴀󳃃󰧠󱸋󰧃󰒹󰔰󰐎󳾚󴹥󳒜󳃃󰇄

Router1󰇃Router2󲱘󲳌󰝇󴜡󳕂󰽖󰏟:

󰩑󰒸

Router1#configure terminal

Router1(config)#ip multicast󰋉routingRouter1(config)#interface s0/1

Router1(config-if-serial0/1)#physical-layer syncRouter1(config-if-serial0/1)#clock rate 2000000

Router1(config-if-serial0/1)#encapsulation ppp

Router1(config-if-serial0/1)#ip address 22.1.1.1255.255.255.0

Router1(config-if-serial0/1)#ip pim sparse-modeRouter1(config-if-serial0/1)#ip igmp join-group224.1.1.23

Router1(config-if-serial0/1)#ip igmp query-interval 30Router1(config-if-serial0/1)# interface f0

Router1(config-if-fastethernet0)#ip address129.255.22.253 255.255.0.0

Router1(config-if-fastethernet0)#ip pim sparse-modeRouter1(config-if-fastethernet0)#exitRouter1(config)#ip pim rp-candidate s0/1Router1(config)#ip pim bsr-candidate s0/1Router2#conf t

Router2(config)#ip multicast󰋉routing

󰕓󳛑󳒘󱪁󴏃󲬅󴜡󳕂󳒘󱪁RP󰒷󲧚󴜡󳕂󳒘󱪁BSR󰒷󲧚

󴜡󳕂󳒘󱪁󴏃󲬅󰤣󴆂󰋈󲄸󰩑󰒸󲫼󰑢󱠔󱳝󴕀󰦥󳒘󱪁󲱘󱥹󰦷

󴜡󳕂󳒘󱪁󴏃󲬅󰤣󴆂󰋈󲄸󰩑󰒸󲫼󰑢󱠔󱳝󴕀󰦥󳒘󱪁󲱘󱥹󰦷

󰕓󱴀󴏃󲬅󰰼󰡴󰜹󳒘󱪁󳒘224.1.1.23󰋈󲄸󰩑󰒸󰏡󱰃󱖙󴹏󰋈󰻮󲫼󰑢󴇗󴆩

󱬍󰦬IGMP󲱘󳔎󲳕󱶹󴆶󴯈󴱨󰐎30󲾦󰕓󳛑󳒘󱪁󴏃󲬅󱦣󴗄

󴖜󱱂󴗮󰖵󲠜󱴗󱠔󱳝󳗏󰥄󱖙󳁊 Copyright © 2004 Maipu Communication󰋈All Rights Reserved.

3

Router2(config)#interface s1/1

Router2(config-if-serial1/1)#physical-layer sync

Router2(config-if-serial1/1)#encapsulation ppp

Router2(config-if-serial1/1)#ip address 22.1.1.2255.255.255.0

Router2(config-if-serial1/1)#ip pim sparse-modeRouter2(config-if-serial1/1)#interface f0

Router2(config-if-fastethernet0)#ip address 130.255.1.1255.255.0.0

Router2(config-if-fastethernet0)#ip pim sparse-modeRouter2(config-if-fastethernet0)#exit

󴜡󳕂󳒘󱪁󴏃󲬅󰤣󴆂󰋈󲄸󰩑󰒸󲫼󰑢󱠔󱳝󴕀󰦥󳒘󱪁󲱘󱥹󰦷

󴜡󳕂󳒘󱪁󴏃󲬅󰤣󴆂󰋈󲄸󰩑󰒸󲫼󰑢󱠔󱳝󴕀󰦥󳒘󱪁󲱘󱥹󰦷

%󲊼󱛣󰋖

󰯈󰽘󰙌󰌟󱃖󰬅󱄢󰳍󰐈󰲬󰲠󰬅󱄢󰁤

󰒮󰒉󰶉󰧢󰔅󰲾󰲰󰪟󱆦󰏌󰦾󱀎󰩡󰦗󰛤IGMP󰔅󰺭󰚑󰚕󰤸󰬅󱄢󰄓󱆦󰏌󰶹󰻰󰔅󰡮󰶘󰬅󱄢󰴊󰩜󰯈󰞟󰼣󰏵󰢡󰾻󰺏󱃃󰠋󰁤

9.1.3 IGMP󲲥󱥻󰏢󴇗󴆩

¾

show ip igmp groups󰩑󰒸

󲫼󱴹󱰒󲼎󲳈󴖲󱄤󳔥󰐁󳒘󱪁󳒘󱟤󰨬󲱘󱚙󰞉󰇄show ip igmp groups

󰇏󰩑󰒸󱿵󱓣󰇐󲡍󱴗󲫼󱠋󱿵󱓣󰇄¾

show ip igmp interface󰩑󰒸

󲫼󱴹󱰒󲼎IGMP󱥹󰦷󰖵󱙃show ip igmp interface󰇏󰩑󰒸󱿵󱓣󰇐󲡍󱴗󲫼󱠋󱿵󱓣󰇄¾

show ip igmp stat󰩑󰒸

󲫼󱴹󱰒󲼎IGMP󱡹󱭛󲢊󱗕󰖵󱙃show ip igmp stat

󰇏󰩑󰒸󱿵󱓣󰇐󲡍󱴗󲫼󱠋󱿵󱓣󰇄¾

debug ip igmp󰩑󰒸

󲫼󱴹󱰒󲼎IGMP DEBUG󰖵󱙃󰋈󰣙󱣀IGMP󱡹󱭛󰑸󰑦󰩠󳒘󱟤󰨬󲱘󳓈󱡸󰇄debug ip igmp

󰇏󰩑󰒸󱿵󱓣󰇐󲡍󱴗󲫼󱠋󱿵󱓣󰇄

󴖜󱱂󴗮󰖵󲠜󱴗󱠔󱳝

󳗏󰥄󱖙󳁊 Copyright © 2004 Maipu Communication󰋈All Rights Reserved.

4

9.2󴜡󳕂PIM-SM

PIM-SM󰋄Protocol Independent Multicast, Sparse Mode󰋅,󰤣󴆂󱮴󰝇󳒘󱪁󰃼󰃼󲿔󲭣󱿵󱓣󰋈󰐏󳽕󴗖󲫼󰏟󰟫󰞴󲾡󱚙󰞉󰋖

¾¾

󳒘󱟤󰨬󰟚󱏗󲳌󱇍󰟚󱬷󰋈󳣗󰳈󴕗󱑓󳔥󳒰󱏺󱆑󴌘󲑤󱳝󴰤

PIM󰋉SM󰏡󰕱󴌪󰑢󲡍󱅮󲱘󰤩󱪁󴏃󲬅󰤣󴆂󰋈󱅗󰘛󴆒󱠔󱳝󴏃󲬅󰰼󴰸󴴲󱄬󰳼󱰒󱓣󲱘󴇋󲈖󰋈󰧺󰟭󱈅󰏡󰧥󳒘󱪁󳒘󰦥󴗕󳒘󱪁󰣙󰇄PIM-SM󴗮󴖛󴆒󳕂󲈛󳘮󲚍RP󰋄Rendezvous Point󰋅󰩠󳞾󰐒󴏃󲬅󰰼BSR󰋄Bootstrap Router󰋅󰧥󱠔󱳝PIM-SM󴏃󲬅󰰼󴗮󰨞󳒘󱪁󰖵󱙃󰋈󱑊󴗮󴖛󴅽󴏃󲬅󰰼󱰒󱓣󰴄󰡴󰜹󰩠󲾏󱓔󳒘󱪁󳒘󱴹󰞣󱇥󱭄󱥂󱡹󱭛󰩠󱥻󰠊󱡹󱭛󰤴󲫼󲱘󳔥󳒰󱏺󱆑󰇄PIM-SM󱵘󴗴󰒹RP󰐎󱸍󲱘󰝅󰑿󱷥RPT󰋄RP Path Tree󰋅󰋈󰕓󳒘󱪁󱡹󱭛󳛑󲊓󲴔󰝅󰑿󱷥󰦥󴗕󰇄󱔧󰐏󱴎󰡴󰜹󰏔󰏾󳒘󱪁󳒘󱯊󰋈󲳈󱥹󲳌󴖲󲱘󴏃󲬅󰰼󰧥RP󰦥󴗕PIM󰡴󰜹󱡹󱭛󰋗󳗠󰦥󴗕󳗙󲱘󳄀󰏔󴏇󴏃󲬅󰰼󱡞󰦥󴗕󳗙󲊼󰝠󰠄RP󰏞󰋗󱥹󱬊󳗙󲱘DR󰋄󱣛󱅮󴏃󲬅󰰼󰋅󱇚󱥹󱬊󳗙󰡴󰜹󰠄󰝅󰑿󱷥󰇄󰕓󲫼󰒹RP󰐎󱸍󲱘󰝅󰑿󱷥RPT󴖯󳸠󱡹󱭛󴕀󰦥󰋈󰞣󱇥󴏃󲬅󰰼󴳔󳽕󳓈󱡸󲱘󰤣󴆂󲢊󱗕󰋈󱦤󵂬󰤣󴆂󲱘󰧃󰔌󳓽󱗻󰋈󴰡󰔢󴏃󲬅󰰼󰻘󲧚󱓔󴫔󰇄󱭄󱥂󰧃󰒹󰒢󰝅󰑿󱷥RPT󰟛󱤶󰠄󰷎󰑢󲑤󲱘󱳔󲷁󴏃󱕘󱷥SPT󰋈󰒹󰞣󱇥󳔥󳒰󱓊󴖳󰇄

󱴀󳡖󰐏󳽕󰝙󱆍󰋖¾¾¾

󴜡󳕂PIM-SM󲳌󰝇󰩑󰒸󱦣󴗄PIM-SM󴜡󳕂󲼎󰕟PIM-SM󲱘󲲥󱥻󰩠󴇗󴆩

9.2.1󴜡󳕂PIM-SM󲳌󰝇󰩑󰒸󱦣󴗄

¾

ip pim bsr-border󰩑󰒸

󱴀󰩑󰒸󲫼󱴹󴜡󳕂PIM󰶳󴖍󲬠󰋈󱴀󰩑󰒸󲱘no󱸐󱓣󲫼󱴹󰟴󴰸󴜡󳕂󲱘PIM󰶳󴖍󲬠󰇄ip pim bsr-borderno ip pim bsr-border

󰇏󳔎󲳕󱚙󰞉󰇐󱳾󴜡󳕂PIM󰶳󴖍󲬠󰇄󰇏󰩑󰒸󱿵󱓣󰇐󱥹󰦷󴜡󳕂󱿵󱓣󰇄

󰇏󰕓󲫼󱣛󰤫󰇐󴜡󳕂PIM󰶳󴖍󲬠󰧢󰋈PIM󳞾󰐒󱡹󱭛󰋄Bootstrap Message󰋅󱇚󰏡󳛑󳁓󴍞󰶳󴖍󲬠󰋈󰔚󰝊󰒪PIM󱡹󱭛󰧃󰒹󴗮󴖛󰶳󴖍󲬠󰇄

󴖜󱱂󴗮󰖵󲠜󱴗󱠔󱳝

󳗏󰥄󱖙󳁊 Copyright © 2004 Maipu Communication󰋈All Rights Reserved.

5

¾ip pim bsr-candidate󰩑󰒸

󲫼󱴹󴜡󳕂󱶤󰏾󱥹󰦷󰐎󰗭󴗝BSR󰋈󱴀󰩑󰒸󲱘no󱔶󱓣󲫼󱴹󰟴󴰸󱶤󱥹󰦷󰐎󰗭󴗝BSR󰇄ip pim bsr-candidateinterface[hash-mask-lengthpriority]no ip pim bsr-candidate

󴇁󲊩interfacehash-mask-lengthpriority

󱦣󴗄

󴜡󳕂BSR󲱘󱥹󰦷󰧡

HASH󳅫󲊩󰐁󰤍󴜡󱥽󲷕󲱘󴭓󱑺󰋈󰦪󰘐󳣗󰳈󰐎0󰋉32󰋈󴭓󱑺󴍞󰻻󰋈C-BSR󲱘󲾏󱬷󱗻󴍞󱇣󰋗󴭓󱑺󴍞󱇣󰋈C󰋉BSR󲱘󲾏󱬷󱗻󴍞󰻻󰇄󰗭󴗝BSR󲱘󰓬󰜜󳑻󰋈󰦪󰘐󳣗󰳈󰐎0󰋉255󰇄󰝋󱳝󴕗󰻻󰓬󰜜󳑻󲱘󰗭󴗝BSR󱇚󳹿󴗝󰔰󱳔󳒜󲱘BSR󰋗󳢹󰓬󰜜󳑻󱭄󰘐󲳌󳄝󰋈󰟭󴕗󰻻IP󰴄󰴔󲱘󴏃󲬅󰰼󱇚󰔰󰐎󱳔󳒜󲱘BSR󰇄

󰇏󳔎󲳕󱚙󰞉󰇐hash-mask-length󳔎󲳕󰐎0󰋈priority󳔎󲳕󰐎0󰇄󰇏󰩑󰒸󱿵󱓣󰇐󰜼󱈔󴜡󳕂󱿵󱓣󰇄&󲊼󰋖

󱁽󰾢󰙑PIM-SM󱀷󱄯󰄓󰎡󰼖󰓉󱁽󰾢󰙑󰸗󰾢󰔅󱆑󰡨󰦾󱀎󰭶BSR󰄏Bootstrap Router󰄐󰁤BSR󰘕󱂓󰳌󰞂󰏉󰖟󰏣RP󰻰󰹯󰁤󰕿󰙑󰜉󰼪BSR󰄏Candidate Bootstrap Router󰄓 C-BSR󰄐󰶹󰚶󱆑󰡨󰍱󰸳󰄏Bootstrap Message󰄐󰼪󰡨󰐡󰲓󰸗󰾢󰙤󰰊󰔅BSR󰁤󱁽󰔄󱄉BSR󰻰󰹯󱄍󰮍󰄓C-BSR󰰊󰸙󱆑󰞍󰲾BSR󰄓󰵑󰨬󰕇󰭙󱁽PIM-SM󱀷󱄯󰾻󱆦󰏌󰔙󱄖224.0.0.13󰖟󰴢󱆑󰡨󰍱󰸳󰄓󰘞󰍱󰸳󱄯󰍧󰛃BSR󰔅󰔙󱄖󰛤󱀊󰺕󰞉󰄓󰏉󰾧󰤀BSR󱀊󰺕󰞉󰛤IP󰔙󱄖󰣿󰼪󰑻BSR󰄓󱀊󰺕󰞉󰓖󰔅󰸙BSR󰄓󰰢󰚴󱀊󰺕󰞉󰺭󰶽󰄓IP󰔙󱄖󰓖󰔅󰸙BSR󰁤

¾

ip pim query-interval󰩑󰒸

󱴀󰩑󰒸󲫼󱴹󴜡󳕂󱥹󰦷󰦥󴗕PIM Hello󱡹󱭛󲱘󱯊󴯈󴯈󴱨󰋈󱴀󰩑󰒸󲱘no󱔶󱓣󲫼󱴹󱘶󰻡󱥹󰦷󰦥󴗕PIM Hello󱡹󱭛󲱘󱯊󴯈󴯈󴱨󲱘󳔎󲳕󰘐󰇄ip pim query-intervalsecondsno ip pim query-interval

󴇁󲊩senconds󱦣󴗄

󱥹󰦷󰦥󴗕Hello󱡹󱭛󲱘󱯊󴯈󴯈󴱨󰋈󳣗󰳈󰐎1-65535󲾦

󰇏󳔎󲳕󱚙󰞉󰇐󳔎󲳕󴯈󴱨󰐎30󲾦󰇏󰩑󰒸󱿵󱓣󰇐󱥹󰦷󴜡󳕂󱿵󱓣󰇄¾

ip pim rp-candidate󰩑󰒸

󱴀󰩑󰒸󲫼󱴹󴜡󳕂󱶤󱥹󰦷󰐎󰗭󴗝RP󰋈󱴀󰩑󰒸󲱘no󱔶󱓣󲫼󱴹󰦪󲍜󱶤󱥹󰦷󰐎󰗭󴗝RP󰇄ip pim rp-candidate interface[group-listaccess-list-number]no ip pim rp-candidate interface

󴇁󲊩

󱦣󴗄

󴖜󱱂󴗮󰖵󲠜󱴗󱠔󱳝󳗏󰥄󱖙󳁊 Copyright © 2004 Maipu Communication󰋈All Rights Reserved.

6

interfaceaccess-list-number

󴜡󳕂󰐎󰗭󴗝RP󲱘󱥹󰦷

󱷛󰞚IP󴆓󴯂󰟫󳸼󰧋󰋈󰦪󰘐󳣗󰳈󰐎1󰋉1000󰇄󴆹󳣗󰳈󱰃󳹿󴗮󰨞RP󲱘󱳡󰡵󳣗󰳈

󰇏󳔎󲳕󱚙󰞉󰇐󰽖󱵰󴆹󰩑󰒸󰏡󱏺group-list󰦖󱭄󰋈󰟭󳸼󲼎󴆹RP󰐎󱠔󱳝󳒘󲱘󰗭󴗝RP󰇄󰇏󰩑󰒸󱿵󱓣󰇐󰜼󱈔󴜡󳕂󱿵󱓣󰇄&󲊼󰋖

󱁽PIM-SM󰻘󰿐󱄯󰄓󰦾󱀎󱆦󰏌󰳴󰡬󰒗󰟙󰔅󰙫󰺺󰳮RPT󰄏RP Path Tree󰄐󰾻󰝘󰡪󰔤RP(Rendezvous Point)󰸙󰳮󰙔󰄓󱆦󰑎󱁔󰸙󰾝󱆐󰁤RP󰲾󰶹󰚶󰜉󰼪RP󰼪󰡨󰐡󰲓󰔅󰁤󱁽BSR󰼪󰡨󰐡󰲓󰜊󰄓󰵎󱀕󰔅C-RP󰄏CandidateRP,󰜉󰼪RP󰄐󰕇󰭙󰺿BSR󰓦󰏌C-RP󰻈󰹯󰄓󱁼󱀎BSR󰺿󱃼󰙑PIM󱀷󰣴󰰻󰁤

󰟙󰿐󰬅󱄢󰕳󰿫󱆦󰏌󱆦󰔅C-RP󰲨󰠰󰥨󰢬󰠭󰕳󰿫󰔅󱆦󰏌󱁗󰁤

¾

ip pim sparse-mode󰩑󰒸

󱴀󰩑󰒸󲫼󱴹󰨃󰡼󱥹󰦷󰏞󲱘PIM-SM󰤣󴆂󰋈󰧠󱯊󰨃󰡼󱥹󰦷󰏞󲱘IGMP󰤣󴆂󴏃󲬅󰰼󲠜󰋄󰽖󱵰󲉵󱳝󰨃󰡼󲱘󴆱󰋅󰋈󱴀󰩑󰒸󲱘no󱔶󱓣󲫼󱴹󲽕󲫼󱥹󰦷󰏞󲱘PIM-SM󰤣󴆂󰇄

ip pim sparse-modeno ip pim sparse-mode

󰇏󳔎󲳕󱚙󰞉󰇐󱥹󰦷󲽕󲫼PIM-SM󰤣󴆂󰇄󰇏󰩑󰒸󱿵󱓣󰇐󱥹󰦷󴜡󳕂󱿵󱓣󰇄

9.2.2 PIM-SM󴜡󳕂󲼎󰕟

󰳒󲼎󱸋󰕟󰽖󰏟󰋖

󴖜󱱂󴗮󰖵󲠜󱴗󱠔󱳝󳗏󰥄󱖙󳁊 Copyright © 2004 Maipu Communication󰋈All Rights Reserved.

7

&󰳒󳾷󰋖

󰽖󰳒󱠔󲼎󴏃󲬅󰰼RouterA󲱘s2/0󱥹󰦷󰋄22.1.1.1󰋅󴖲󱥹󰠄󴏃󲬅󰰼RouterB󲱘s0/0󱥹󰦷󰋄22.1.1.2󰋅󰋈󴍄ppp󰤣󴆂󰇄󴏃󲬅󰰼RouterB󲱘s3/0󱥹󰦷(22.2.2.1)󴖲󱥹󰠄󴏃󲬅󰰼RouterC󲱘s0/0󱥹󰦷󰋄22.2.2.2󰋅󰋈󴍄󱏻󰐁󳒻󰇄󰏝󰧄󴏃󲬅󰰼󴖲󱥹󰏡󰧠󳒘󱪁󳒘󲱘󲑤󰋈󰧠󱯊󰏝󰏾󳒘󱪁󳒘󲱘󲑤󰐳󰔰󰐎󱥹󱬊󳃃󰇄

RouterA󲱘󴜡󳕂󰽖󰏟:

󰩑󰒸

RouterA#configure terminalRouterA(config)#ip multicast󰋉routingRouterA(config)#interface s2/0

RouterA(config-if-serial2/0)#physical-layer syncRouterA(config-if-serial2/0)#clock rate 2000000RouterA(config-if-serial2/0)#encapsulation pppRouterA(config-if-serial2/0)#ip address 22.1.1.1255.255.255.0

RouterA(config-if-serial2/0)#ip pim sparse-modeRouterA(config-if-serial2/0)#interface f0

RouterA(config-if-fastethernet0)#ip address 80.255.22.253255.255.0.0

RouterA(config-if-fastethernet0)#ip pim sparse-modeRouterA(config-if-fastethernet0)#exitRouterA(config)#ip access-list standard 1RouterA(config-std-nacl)#permit host 230.1.1.1RouterA(config-std-nacl)#exit

RouterA(config)#ip pim rp-candidate fastethernet0group-list 1

RouterA(config)#ip pim bsr-candidate s2/0RouterA(config)#router ospf 1

RouterA(config-ospf)#network 22.1.1.0 0.0.0.255 area 5RouterA(config-ospf)#network 80.255.0 0.0.255.255 area 5

󴜡󳕂󲡍󱅮󳒘󲱘RP󰒷󲧚󴜡󳕂󳒘󱪁BSR󰒷󲧚󴜡󳕂󱷛󰞚󴆓󴯂󰟫󳸼󴜡󳕂󴆓󴯂󰟫󳸼󲱘󰕓󲫼󳣗󰳈󱦣󴗄󰕓󳛑󳒘󱪁󴏃󲬅

󴜡󳕂󳒘󱪁󴏃󲬅󰤣󴆂

󲄸󰩑󰒸󲫼󰑢󱠔󱳝󴕀󰦥󳒘󱪁󲱘󱥹󰦷

󴜡󳕂󳒘󱪁󴏃󲬅󰤣󴆂

󲄸󰩑󰒸󲫼󰑢󱠔󱳝󴕀󰦥󳒘󱪁󲱘󱥹󰦷

RouterB󲱘󴜡󳕂󰽖󰏟:

󰩑󰒸

RouterB(config)# configure terminalRouterB(config)#ip multicast󰋉routingRouterB(config)#frame-relay switchingRouterB(config)#interface s0/0

RouterB(config-if-serial0/0)#physical-layer sync syncRouterB(config-if-serial0/0)#encapsulation ppp

RouterB(config-if-serial0/0)#ip address 22.1.1.2 255.255.255.0

󱦣󴗄󰕓󳛑󳒘󱪁󴏃󲬅

󴖜󱱂󴗮󰖵󲠜󱴗󱠔󱳝󳗏󰥄󱖙󳁊 Copyright © 2004 Maipu Communication󰋈All Rights Reserved.

8

RouterB(config-if-fastethernet0)#ip address 129.255.22.253255.255.0.0

RouterB(config-if-fastethernet0)#ip pim sparse-modeRouterB(config-if-fastethernet0)#interface serial3/0RouterB(config-if-serial3/0)#clock rate 2000000

RouterB(config-if-serial3/0)#ip address 22.2.2.1 255.255.255.0RouterB(config-if-serial3/0)#ip pim sparse-modeRouterB(config-if-serial3/0)#encapsulation frame-relayRouterB(config-if-serial3/0)#frame-relay intf-type dceRouterB(config-if-serial3/0)#frame-relay interface-dlci 100RouterB(config-if-serial3/0)#frame-relay map ip 22.2.2.2 100broadcast

RouterB(config-if-serial3/0)#exitRouterB(config)#ip access-list standard 1RouterB(config-std-nacl)#permit host 224.1.1.2RouterB(config-std-nacl)#exit

RouterB(config)#ip pim rp-candidate fastethernet0group-list 1

RouterB(config)#router ospf 1

RouterB(config-ospf)#network 22.0.0.0 0.255.255.255 area 5RouterB(config-ospf)#network 129.255.0.0 0.0.255.255.255area 5

󴜡󳕂󳒘󱪁󴏃󲬅󰤣󴆂󰋈󲄸󰩑󰒸󲫼󰑢󱠔󱳝󴕀󰦥󳒘󱪁󲱘󱥹󰦷

󴜡󳕂󱷛󰞚󴆓󴯂󰟫󳸼󴜡󳕂󴆓󴯂󰟫󳸼󲱘󰕓󲫼󳣗󰳈󴜡󳕂󲡍󱅮󳒘󲱘RP󰒷󲧚

󱡞s0/0󰩠s3/0󴛑󳽚󲲪󰳼OSPF󰐁󱡞f0󰦷󳽚󲲪󰳼OSPF󰐁

RouterC󲱘󴜡󳕂󰽖󰏟󰋖

󴖜󱱂󴗮󰖵󲠜󱴗󱠔󱳝󳗏󰥄󱖙󳁊 Copyright © 2004 Maipu Communication󰋈All Rights Reserved.

9

󰩑󰒸

RouterC(config)# configure terminalRouterC(config)#ip multicast-routingRouterC(config)#int s0/0

RouterC(config-if-serial0/0)#ip address 22.2.2.2255.255.255.0

RouterC(config-if-serial0/0)#ip pim sparse-modeRouterC(config-if-serial0/0)#encapsulation frame-relayRouterC(config-if-serial0/0)#frame-relay intf-type dteRouterC(config-if-serial0/0)#frame-relay interface-dlci 100RouterC(config-if-serial0/0)#frame-relay map ip 22.2.2.1 100broadcast

RouterC(config-if-serial0/0)#interface f0

RouterC(config-if-fastethernet0)#ip address 94.255.22.33255.255.0.0

RouterC(config-if-fastethernet0)#ip pim sparse-modeRouterC(config-if-fastethernet0)#exitRouterC(config)#ip access-list standard 1RouterC(config-std-nacl)#permit host 224.2.2.3RouterC(config-std-nacl)#exit

RouterC(config)#ip pim rp-candidate f0 group-list 1RouterC(config)#router ospf 1

RouterC(config-ospf)#network 22.2.2.0 0.0.0.255 area 5RouterC(config-ospf)#network 94.255.0.0 0.0.255.255 area 5

󱦣󴗄󰕓󳛑󳒘󱪁󴏃󲬅

󴜡󳕂󳒘󱪁󴏃󲬅󰤣󴆂󰋈󲄸󰩑󰒸󲫼󰑢󱠔󱳝󴕀󰦥󳒘󱪁󲱘󱥹󰦷

󴜡󳕂󳒘󱪁󴏃󲬅󰤣󴆂󰋈󲄸󰩑󰒸󲫼󰑢󱠔󱳝󴕀󰦥󳒘󱪁󲱘󱥹󰦷

󴜡󳕂󴆓󴯂󰟫󳸼󲱘󰕓󲫼󳣗󰳈󴜡󳕂󲡍󱅮󳒘󲱘RP󰒷󲧚

%󲊼󱛣󰋖

󰯈󰽘󰙌󰌟󱃖󰬅󱄢󰳍󰐈󰲬󰲠󰬅󱄢󰁤

󰒮󰒉󰶉󰧢󰔅󰲾󱆦󰏌󰶹󰻰󰔅󰝮󰎇󰬅󱄢󰴊󰩜󰄓󱆦󰏌󰾙󱄆󰑛󰭣󰵑󰔅󰥝󰦾󰐊󰻘󰿐󰛤󰕎󰵟󰦾󱀎󰻘󰿐󰄓󰏢󱁽󱃣󰤺󰾢󰾢󰲵󰥈󰁤

9.2.3 PIM-SM󲲥󱥻󰏢󴇗󴆩

¾

show ip mcache󰩑󰒸

󲫼󱴹󱰒󲼎󳒘󱪁󱸌󱖗󴏃󲬅󳸼󰖵󱙃show ip mcache

󰇏󰩑󰒸󱿵󱓣󰇐󲡍󱴗󲫼󱠋󱿵󱓣󰇄¾

show ip mroute󰩑󰒸

󱴀󰩑󰒸󲫼󱴹󱰒󲼎PIM󳒘󱪁󴏃󲬅󳸼󰖵󱙃show ip mroute

󰇏󰩑󰒸󱿵󱓣󰇐󲡍󱴗󲫼󱠋󱿵󱓣󰇄

󴖜󱱂󴗮󰖵󲠜󱴗󱠔󱳝󳗏󰥄󱖙󳁊 Copyright © 2004 Maipu Communication󰋈All Rights Reserved.

10

¾show ip pim bsr󰩑󰒸

󱴀󰩑󰒸󲫼󱴹󱰒󲼎PIM󳞾󰐒󴏃󲬅󰰼BSR󰖵󱙃show ip pim bsr

󰇏󰩑󰒸󱿵󱓣󰇐󲡍󱴗󲫼󱠋󱿵󱓣󰇄¾

show ip pim interface󰩑󰒸

󱴀󰩑󰒸󲫼󱴹󱰒󲼎PIM󱥹󰦷󰖵󱙃show ip pim interface󰇏󰩑󰒸󱿵󱓣󰇐󲡍󱴗󲫼󱠋󱿵󱓣󰇄¾

show ip pim neighbor󰩑󰒸

󱴀󰩑󰒸󲫼󱴹󱰒󲼎PIM󴚏󱈙󰖵󱙃show ip pim neighbor󰇏󰩑󰒸󱿵󱓣󰇐󲡍󱴗󲫼󱠋󱿵󱓣󰇄¾

show ip pim rp󰩑󰒸

󱴀󰩑󰒸󲫼󱴹󱰒󲼎PIM RP󰋄󲈛󳘮󲚍󰋅󰖵󱙃show ip pim rp

󰇏󰩑󰒸󱿵󱓣󰇐󲡍󱴗󲫼󱠋󱿵󱓣󰇄¾

debug ip pim all󰩑󰒸

󱴀󰩑󰒸󲫼󱴹󱰒󲼎󱠔󱳝PIM DEBUG󰖵󱙃debug ip pim all

󰇏󰩑󰒸󱿵󱓣󰇐󲡍󱴗󲫼󱠋󱿵󱓣󰇄¾

debug ip pim mrt󰩑󰒸

󱴀󰩑󰒸󲫼󱴹󱰒󲼎PIM󳒘󱪁󴏃󲬅󳸼󳓈󱡸󲱘DEBUG󰖵󱙃debug ip pim mrt

󰇏󰩑󰒸󱿵󱓣󰇐󲡍󱴗󲫼󱠋󱿵󱓣󰇄¾

debug ip pim packet all󰩑󰒸

󱴀󰩑󰒸󲫼󱴹󱰒󲼎󱠔󱳝PIM󱡹󱭛󰑸󰑦󲱘DEBUG󰖵󱙃debug ip pim packet all

󴖜󱱂󴗮󰖵󲠜󱴗󱠔󱳝󳗏󰥄󱖙󳁊 Copyright © 2004 Maipu Communication󰋈All Rights Reserved.

11

󰇏󰩑󰒸󱿵󱓣󰇐󲡍󱴗󲫼󱠋󱿵󱓣󰇄¾

debug ip pim packet bootstrap󰩑󰒸

󱴀󰩑󰒸󲫼󱴹󱰒󲼎PIM󳞾󰐒󲍜󱙃󲱘DEBUG󰖵󱙃debug ip pim packet bootstrap󰇏󰩑󰒸󱿵󱓣󰇐󲡍󱴗󲫼󱠋󱿵󱓣󰇄¾

debug ip pim packet cand_rp󰩑󰒸

󱴀󰩑󰒸󲫼󱴹󱰒󲼎PIM󰗭󴗝RP󲍜󱙃󲱘DEBUG󰖵󱙃debug ip pim packet cand_rp󰇏󰩑󰒸󱿵󱓣󰇐󲡍󱴗󲫼󱠋󱿵󱓣󰇄¾

debug ip pim packet hello󰩑󰒸

󱴀󰩑󰒸󲫼󱴹󱰒󲼎PIM󴚏󱈙󱥶󴩜󱡹󱭛󲱘DEBUG󰖵󱙃debug ip pim packet hello󰇏󰩑󰒸󱿵󱓣󰇐󲡍󱴗󲫼󱠋󱿵󱓣󰇄¾

debug ip pim packet join-prune󰩑󰒸

󱴀󰩑󰒸󲫼󱴹󱰒󲼎PIM󰡴󰜹󰠾󱵱󲍜󱙃󲱘DEBUG󰖵󱙃debug ip pim packet join-prune󰇏󰩑󰒸󱿵󱓣󰇐󲡍󱴗󲫼󱠋󱿵󱓣󰇄¾

debug ip pim packet register󰩑󰒸

󱴀󰩑󰒸󲫼󱴹󱰒󲼎PIM󲊼󰝠󲍜󱙃󲱘DEBUG󰖵󱙃debug ip pim packet register󰇏󰩑󰒸󱿵󱓣󰇐󲡍󱴗󲫼󱠋󱿵󱓣󰇄

9.3󴜡󳕂DVMRP

DVMRP󰋄Distance Vector Multicast Routing Protocol󰋅󱰃󳄀󰏔󰏾󱕫󰠄󱱂󴘡󰕓󲫼󲱘󳒘󱪁󴏃󲬅󰤣󴆂󰋈󱅗󰳼RIP󰤣󴆂󲱘󰷎󲸔󰏞󱠽󰜙󰑚󱬃󱣕󳒘󱪁󲱘󰡳󳛑󰇄DVMRP󰤣󴆂󴽪󰜜󴗮󴖛󰦥󴗕󱥶󲌟󲍜󱙃󱴹󴖯󳸠󴚏󱈙󰦥󲦄󰋈󰐟󰧢󴗮󴖛󴏃󲬅󰑸󱤶󱴹󴖯󳸠󰤩󱪁󱇏󱕘󰩠󲹂󱅮󰏞󰏟󲐌󰕱󴌪󰝇󳋏󰇄

DVMRP󴞛󲫼󴗚󰧥󴏃󱕘󳒘󱪁RPM󳅫󲊩󴖯󳸠󳒘󱪁󴕀󰦥󰇄󱔧󳒘󱪁󲑤󳄀󰏔󲃵󰦥󴗕󳒘󱪁󱡹󱭛󱯊󰋈󰕓󲫼󱟾󱮁󴗚󰧥󴏃󱕘󳒘󱪁󰋄truncated RPM󰋅󳅫󲊩󲊓󲴔󲑤󲱘󳒘󱪁󰟚󰦥󱷥󰧥󰏟󴕀󰦥󳒘󱪁󱡹󱭛󰇄󱔧󰧊󱄤󴏃󲬅󰰼󰏡󰝡󴳔󳽕󳒘󱪁

󴖜󱱂󴗮󰖵󲠜󱴗󱠔󱳝

󳗏󰥄󱖙󳁊 Copyright © 2004 Maipu Communication󰋈All Rights Reserved.

12

󱭄󱥂󰣙󱯊󰋈󱅗󱳱󲴔󳒘󱪁󲑤󰦥󴗕󰠾󱵱󲍜󱙃󰋈󱇍󳒘󱪁󰟚󰦥󱷥󴖯󳸠󰠾󱵱󰋈󰗳󲄸󴰸󰦏󰏡󱖙󳽕󲱘󴗮󰖵󴞣󰇄󰏞󲐌󴏃󲬅󰰼󱬊󰠄󰠾󱵱󲍜󱙃󰧢󰋈󱇚󱬊󰠄󲄸󲍜󱙃󲱘󱥹󰦷󳕂󰐎󰠾󱵱󲢊󱗕󰋈󰘰󲄶󴕀󰦥󱭄󱥂󰇄󰠾󱵱󲢊󱗕󰝇󳘨󲴔󴍙󱯊󱅮󱯊󰰼󰋈󱔧󱅮󱯊󰰼󴍙󱯊󱯊󰋈󰠾󱵱󲢊󱗕󰦜󴞡󱮄󰦬󰐎󴕀󰦥󲢊󱗕󰋈󳒘󱪁󱭄󱥂󰝡󲃵󲊓󲴔󴖭󰑯󰟚󱬃󲌕󰏟󰇄󰦺󰻪󱔧󰠾󱵱󰤎󰶳󰝙󰟎󲦄󰑚󳒘󱪁󳒘󱟤󰨬󱯊󰋈󰐎󰑚󰞣󱇥󰦡󱑨󱯊󴯈󰋈󰏟󲐌󰏡󱖙󳄝󱕙󰏞󲐌󰠾󱵱󲢊󱗕󴍙󱯊󰋈󳗠󱰃󰐏󰡼󰧥󰏞󲐌󰦥󴗕󱂕󱥹󱡹󱭛󰋈󰒹󰕓󰠾󱵱󲢊󱗕󰦬󰐎󴕀󰦥󲢊󱗕󰇄󰧃󳾕DVMRP󱰃󲬅󱭄󱥂󳾺󰦥󵁅󰡼󱓎󳂟󳒘󱪁󴏃󲬅󳸼󰋈󳗠󴏃󲬅󱷥󲱘󱓎󳂟󴖛󲿟󰧃󰒹󱽖󱣀󰐎󰂳󱠽󱬷󰏢󰠾󱵱󰂴󰋄Broadcast and Prune󰋅󰇄󴕀󰦥󲡍󲚍󰧃󰒹󱽖󱣀󰐎󰂳󳹿󰡼󱥹󰦫󰐏󰡼󴗔󰟎󰂴󰇄

󰦺󰻪󰳼󰻮󴏃󴆓󴯂󳔥󳒰󰐁󱔧󱳝󰏸󰏾󱟪󰻮󰏾󲱘󳒘󱪁󴏃󲬅󰰼󱯊󰋈󳔥󳒰󰏞󰧃󳛑󰓮󴞡󰻡󴕀󰦥󰣙󰋈󰐎󰑚󴰆󲄶󴖭󲾡󱚙󰞉󰟎󲦄󰋈󰳼󰻮󴏃󴆓󴯂󳔥󳒰󰏞DVMRP󰐎󲆣󰏾󲑤󴗝󱢽󰑚󰏔󰏾󰬃󰏔󲱘󴕀󰦥󴏃󲬅󰰼󰇄

DVMRP󱳝󰽖󰏟󲡍󱗻󰋖¾¾¾¾¾

󰒹󴎱󲾏󲶶󴞣󰐎󰷎󲸔

󰨼󱳳󲱘󴏃󲬅󱳈󱮄󰋄󲆣60󲾦󰋅󰏞󴰤󰋙32󴏇󰋄RIP󱰃16󰋅󴗚󰧥󱡥󰠊󱳝󲡍󱅮󰧿󰐝

󱮴󳉏󰵟󱗻󰋈󴏃󲬅󱳈󱮄󰣙󱣀󱥽󲷕󰖵󱙃

󱴀󳡖󰐏󳽕󰝙󱆍󰋖¾¾¾

󴜡󳕂DVMRP󲳌󰝇󰩑󰒸󱦣󴗄DVMRP󴜡󳕂󲼎󰕟DVMRP󲱘󲲥󱥻󰩠󴇗󴆩

9.3.1󴜡󳕂DVMRP󲳌󰝇󰩑󰒸󱦣󴗄

¾

ip multicast-routing󰩑󰒸

󱴀󰩑󰒸󲫼󰑢󰳼󴏃󲬅󰰼󰏞󰨃󲫼󳒘󱪁ip multicast-routingno ip multicast-routing󰇏󳔎󲳕󱚙󰞉󰇐󰏡󰨃󲫼󳒘󱪁.󰇏󰩑󰒸󱿵󱓣󰇐󰜼󱈔󴜡󳕂󱿵󱓣¾

ip dvmrp󰩑󰒸

󲫼󱴹󰳼󱶤󰏾󱥹󰦷󰨃󲫼DVMRP󰤣󴆂

󴖜󱱂󴗮󰖵󲠜󱴗󱠔󱳝󳗏󰥄󱖙󳁊 Copyright © 2004 Maipu Communication󰋈All Rights Reserved.

13

ip dvmrpno ip dvmrp

󰇏󳔎󲳕󱚙󰞉󰇐󰏡󰨃󲫼DVMRP󰤣󴆂󰇏󰩑󰒸󱿵󱓣󰇐󱥹󰦷󴜡󳕂󱿵󱓣󰇄&󲊼󰋖

󰾢󰵛󰦾󱀎󰭶󱄚󰪟󰭳󱀈󰾢󱄵󱆦󰏌󰦾󱀎󰻘󰿐󰄓󰞇󱁽󰭳󱀈DVMRP󰻘󰿐󱄍󰮍󰄓󰼓󰾑󰱗󰒂󰭣󰵑󱆦󰏌󰦾󱀎󰻘󰿐󰔅󰬅󱄢󰁤

9.3.2DVMRP󴜡󳕂󲼎󰕟

󰳒󲼎󱸋󰕟󰽖󰏟󰋖

S1/0󰒹󰻾󳔥S2/1Router1Router2󰒹󰻾󳔥Pc1&󰳒󳾷󰋖

Pc2

󰽖󰳒󱠔󲼎󰋖󴏃󲬅󰰼Router1󲱘s1/0󱥹󰦷󴖲󱥹󰠄󴏃󲬅󰰼Router2󲱘s2/1󱥹󰦷󰋈󴍄ppp󰤣󴆂󰇄󰧠󱯊󰏸󰧄󴏃󲬅󰰼󲱘󰒹󰻾󰦷󴖲󱥹󰏸󰧄pc󰋈pc󰧃󰒹󰘮󳒘󱪁󲑤󰋈󰐳󰧃󰒹󰘮󳒘󱪁󱥹󱬊󳃃󰇄

Router1󲱘󴜡󳕂󰽖󰏟:

󰩑󰒸

Router1#configure terminalRouter1 (config)#ip multicast󰋉routingRouter1 (config)# interface fastethernet0

Router1 (config-if-fastethernet0)# ip address 131.255.127.3255.255.0.0

Router1 (config-if-fastethernet0)# ip dvmrpRouter1 (config-if-fastethernet0)# interface serial1/0Router1 (config-if-serial1/0)# physical-layer syncRouter1 (config-if-serial1/0)#encapsulation ppp

Router1 (config-if-serial1/0)# ip address 8.0.0.1 255.0.0.0Router1 (config-if-serial1/0)# ip dvmrpRouter1 (config-if-serial1/0)# exit

󴜡󳕂󳒘󱪁󴏃󲬅󰤣󴆂DVMRP

󲄸󰩑󰒸󲫼󰑢󱠔󱳝󴕀󰦥󳒘󱪁󲱘󱥹󰦷󱦣󴗄󰕓󳛑󳒘󱪁󴏃󲬅

󴜡󳕂󳒘󱪁󴏃󲬅󰤣󴆂DVMRP

󲄸󰩑󰒸󲫼󰑢󱠔󱳝󴕀󰦥󳒘󱪁󲱘󱥹󰦷

󴖜󱱂󴗮󰖵󲠜󱴗󱠔󱳝󳗏󰥄󱖙󳁊 Copyright © 2004 Maipu Communication󰋈All Rights Reserved.

14

Router2󲱘󴜡󳕂󰽖󰏟:

󰩑󰒸

Router2#configure terminalRouter2(config)#ip multicast󰋉routingRouter2(config)# interface fastethernet0

Router2(config-if-fastethernet0)# ip address 151.255.127.6255.255.0.0

Router2(config-if-fastethernet0)# ip dvmrpRouter2(config-if-fastethernet0)# interface serial2/1Router2(config-if-serial2/1)# physical-layer syncRouter2(config-if-serial2/1)#clock rate 2000000Router2(config-if-serial2/1)#encapsulation ppp

Router2(config-if-serial2/1)# ip address 8.0.0.26 255.0.0.0Router2(config-if-serial2/1)# ip dvmrpRouter2(config-if-serial2/1)# exit

󴜡󳕂󳒘󱪁󴏃󲬅󰤣󴆂DVMRP

󲄸󰩑󰒸󲫼󰑢󱠔󱳝󴕀󰦥󳒘󱪁󲱘󱥹󰦷󱦣󴗄󰕓󳛑󳒘󱪁󴏃󲬅

󴜡󳕂󳒘󱪁󴏃󲬅󰤣󴆂DVMRP

󲄸󰩑󰒸󲫼󰑢󱠔󱳝󴕀󰦥󳒘󱪁󲱘󱥹󰦷

%󲊼󱛣󰋖

DVMRP󰏢󰼓󰾑󰬅󱄢󰓦󰏌󰦾󱀎󰻘󰿐

󰒮󰒉󰶉󰧢󰔅󰲾󱆦󰏌󰶹󰻰󰔅󰝮󰎇󰬅󱄢󰴊󰩜󰄓󱆦󰏌󰾙󱄆󰑛󰭣󰵑󰔅󰥝󰦾󰐊󰻘󰿐󰄓󰏢󱁽󱃣󰤺󰾢󰾢󰲵󰥈󰁤

9.3.3 DVMRP󲲥󱥻󰏢󴇗󴆩

¾

show ip dvmrp interface󰩑󰒸

󱴀󰩑󰒸󲫼󱴹󱰒󲼎DVMRP󱥹󰦷󰖵󱙃show ip dvmrp interface󰇏󰩑󰒸󱿵󱓣󰇐󲡍󱴗󲫼󱠋󱿵󱓣󰇄¾

show ip dvmrp neighbor󰩑󰒸

󱴀󰩑󰒸󲫼󱴹󱰒󲼎DVMRP󴚏󱈙󰖵󱙃show ip dvmrp neighbor󰇏󰩑󰒸󱿵󱓣󰇐󲡍󱴗󲫼󱠋󱿵󱓣󰇄¾

show ip dvmrp route󰩑󰒸

󱴀󰩑󰒸󲫼󱴹󱰒󲼎DVMRP󴏃󲬅󰖵󱙃show ip dvmrp route

󰇏󰩑󰒸󱿵󱓣󰇐󲡍󱴗󲫼󱠋󱿵󱓣󰇄¾

debug ip dvmrp all󰩑󰒸

󴖜󱱂󴗮󰖵󲠜󱴗󱠔󱳝󳗏󰥄󱖙󳁊 Copyright © 2004 Maipu Communication󰋈All Rights Reserved.

15

󱴀󰩑󰒸󲫼󱴹󱰒󲼎󱠔󱳝DVMRP DEBUG󰖵󱙃debug ip dvmrp all

󰇏󰩑󰒸󱿵󱓣󰇐󲡍󱴗󲫼󱠋󱿵󱓣󰇄¾

debug ip dvmrp cache󰩑󰒸

󱴀󰩑󰒸󲫼󱴹󱰒󲼎󱸌󱖗󴏃󲬅󳸼󲱘DEBUG󰖵󱙃debug ip dvmrp cache󰇏󰩑󰒸󱿵󱓣󰇐󲡍󱴗󲫼󱠋󱿵󱓣󰇄¾

debug ip dvmrp member󰩑󰒸

󱴀󰩑󰒸󲫼󱴹󱰒󲼎󱴀󰴄󳒘󱟤󰨬󰡴󰜹󰇃󲾏󱓔󲱘DEBUG󰖵󱙃debug ip dvmrp member󰇏󰩑󰒸󱿵󱓣󰇐󲡍󱴗󲫼󱠋󱿵󱓣󰇄¾

debug ip dvmrp packet󰩑󰒸

󱴀󰩑󰒸󲫼󱴹󱰒󲼎󱠔󱳝DVMRP󱡹󱭛󰑸󰑦󲱘DEBUG󰖵󱙃debug ip dvmrp packet󰇏󰩑󰒸󱿵󱓣󰇐󲡍󱴗󲫼󱠋󱿵󱓣󰇄¾

debug ip dvmrp peer󰩑󰒸

󱴀󰩑󰒸󲫼󱴹󱰒󲼎DVMRP󴚏󱈙󱥶󴩜󱡹󱭛󲱘DEBUG󰖵󱙃debug ip dvmrp peer

󰇏󰩑󰒸󱿵󱓣󰇐󲡍󱴗󲫼󱠋󱿵󱓣󰇄¾

debug ip dvmrp prune󰩑󰒸

󱴀󰩑󰒸󲫼󱴹󱰒󲼎DVMRP󰠾󱵱󲍜󱙃󲱘DEBUG󰖵󱙃debug ip dvmrp prune󰇏󰩑󰒸󱿵󱓣󰇐󲡍󱴗󲫼󱠋󱿵󱓣󰇄¾

debug ip dvmrp route󰩑󰒸

󱴀󰩑󰒸󲫼󱴹󱰒󲼎DVMRP󴏃󲬅󴗮󰨞󲱘DEBUG󰖵󱙃debug ip dvmrp route󰇏󰩑󰒸󱿵󱓣󰇐󲡍󱴗󲫼󱠋󱿵󱓣󰇄

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