Specifications

ManualsBrandsEnterasys ManualsComputer equipmentN Standalone (NSA) Series

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Configuring Multicast

April 16, 2009 Page 28 of 32

R1>Router(config)#interface vlan 3

R1>Router(config-if(Vlan 3))#ip address 172.1.2.1 255.255.255.0

R1>Router(config-if(Vlan 3))#no shutdown

R1>Router(config-if(Vlan 3))#ip pim sparse-mode

R1>Router(config-if(Vlan 3))#exit

R1>Router(config)#interface vlan 4

R1>Router(config-if(Vlan 4))#ip address 172.1.3.1 255.255.255.0

R1>Router(config-if(Vlan 4))#no shutdown

R1>Router(config-if(Vlan 4))#ip pim sparse-mode

R1>Router(config-if(Vlan 4))#exit

Router R2 Configuration

Onthisrouter,PIM‐SMisenabledonallinterfaces.VLAN9isconfiguredasacandidateBSRand

isassignedapriorityhigherthanthedefaultof0.NotethattheC‐BSRwiththelargestpriority

valueiselected.

VLAN9isalsoconfiguredasacandidateRPfor

themulticastgroup224.2.2.0/24.Itspriorityisset

to2,whichwillmostlikelymakeittheelectedRPforthatparticulargroup,sincetheC‐RPwith

thesmallestpriorityvalueiselected.(NotethatRouterR3hasanRPcandidatepriorityvalueof3

forthatgroup.)

Again,alternatively,

youcouldconfigurealoopbackinterfaceasacandidateBSRorRP,toavoid

thedependencyonaparticularinterface.

R2>Router(config)#router id 1.1.1.2

R2>Router(config)#interface vlan 3

R2>Router(config-if(Vlan 3))#ip address 172.1.2.2 255.255.255.0

R2>Router(config-if(Vlan 3))#no shutdown

R2>Router(config-if(Vlan 3))#ip pim sparse-mode

R2>Router(config-if(Vlan 3))#exit

R2>Router(config)#interface vlan 9

R2>Router(config-if(Vlan 9))#ip address 172.2.2.2 255.255.255.0

R2>Router(config-if(Vlan 9))#no shutdown

R2>Router(config-if(Vlan 9))#ip pim bsr-candidate vlan 9 priority 2

R2>Router(config-if(Vlan 9))#ip pim sparse-mode

R2>Router(config-if(Vlan 9))#exit

R2>Router(config)#ip pim rp-candidate 172.2.2.2 224.2.2.0 255.255.255.0

priority 2

R2>Router(config)#interface vlan 8

R2>Router(config-if(Vlan 8))#ip address 172.2.3.2 255.255.255.0

R2>Router(config-if(Vlan 8))#no shutdown

R2>Router(config-if(Vlan 8))#ip pim sparse-mode

R2>Router(config-if(Vlan 8))#exit

R2>Router(config)#interface vlan 5

R2>Router(config-if(Vlan 5))#ip address 172.2.4.2 255.255.255.0

R2>Router(config-if(Vlan 5))#no shutdown

R2>Router(config-if(Vlan 5))#ip pim sparse-mode

R2>Router(config-if(Vlan 5))#exit