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Configuring Unidirectional Link Routing
UDLR Configuration Examples
IPC-518
Cisco IOS IP Configuration Guide
!
interface ethernet 1
ip address 10.5.1.1 255.255.255.0
ip pim sparse-mode
ip igmp mroute-proxy loopback 0
!
interface ethernet 2
ip address 10.6.1.1 255.255.255.0
Router C Configuration
ip pim rp-address 10.5.1.1 5
access-list 5 permit 239.0.0.0 0.255.255.255
!
interface ethernet 0
ip address 10.8.1.1 255.255.255.0
ip pim sparse-mode
!
interface ethernet 1
ip address 10.9.1.1 255.255.255.0
ip pim sparse-mode
Integrated UDLR Tunnel, IGMP UDLR, and IGMP Proxy Example
The following example shows how to configure UDLR tunnels, IGMP UDLR, and IGMP Proxy on both
the upstream and downstream routers sharing a UDL:
Upstream Configuration
ip multicast-routing
!
!
!
interface Tunnel0
ip address 9.1.89.97 255.255.255.252
no ip directed-broadcast
tunnel source 9.1.89.97
tunnel mode gre multipoint
tunnel key 5
tunnel udlr receive-only Ethernet2/3
!
interface Ethernet2/0
no ip address
shutdown
!
! user network
interface Ethernet2/1
ip address 9.1.89.1 255.255.255.240
no ip directed-broadcast
ip pim dense-mode
ip cgmp
fair-queue 64 256 128
no cdp enable
ip rsvp bandwidth 1000 100
!
interface Ethernet2/2
ip address 9.1.95.1 255.255.255.240
no ip directed-broadcast
!
! physical send-only interface
interface Ethernet2/3
ip address 9.1.92.100 255.255.255.240