Configuring Unidirectional Link Routing

UDLR Configuration Examples

no ip directed-broadcast ip pim dense-mode

ip nhrp network-id 5 ip nhrp server-only

ip igmp unidirectional-link fair-queue 64 256 31

ip rsvp bandwidth 1000 100

!

router ospf 1

network 9.1.92.96 0.0.0.15 area 1

!

ip classless

ip route 9.1.90.0 255.255.255.0 9.1.92.99

!

Downstream Configuration

ip multicast-routing

!

!

!

interface Loopback0

ip address 9.1.90.161 255.255.255.252 ip pim sparse-mode

ip igmp helper-address udl Ethernet2/3 ip igmp proxy-service

!

interface Tunnel0

ip address 9.1.90.97 255.255.255.252 ip access-group 120 out

no ip directed-broadcast no ip mroute-cache tunnel source 9.1.90.97 tunnel destination 9.1.89.97 tunnel key 5

tunnel udlr send-only Ethernet2/3 tunnel udlr address-resolution

!

interface Ethernet2/0 no ip address

no ip directed-broadcast shutdown

no cdp enable

!

!user network interface Ethernet2/1

ip address 9.1.90.1 255.255.255.240 no ip directed-broadcast

ip pim sparse-mode

ip igmp mroute-proxy Loopback0 no cdp enable

!Backchannel

interface Ethernet2/2

ip address 9.1.95.3 255.255.255.240 no ip directed-broadcast

no cdp enable

!

!physical receive-only interface interface Ethernet2/3

ip address 9.1.92.99 255.255.255.240 no ip directed-broadcast

ip pim sparse-mode

ip igmp unidirectional-link

Cisco IOS IP Configuration Guide

IPC-519

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Cisco Systems 78-11741-02 Downstream Configuration, IPC-519, No cdp enable, Ip pim sparse-mode Ip igmp unidirectional-link