Cisco ubr924 Installation And Startup page 23

Reconfigure the Router (continued)
Multicast-Enabled Routing Example
A routing configuration file, where the cable modem is configured to belong to a specific multicast group, is
shown below. This example shows PIM sparse-dense-mode. Other multicast routing protocols, such as PIM
sparse-mode or PIM dense-mode, can be used. Applicable commands are in bold.
Note: In DOCSIS-compliant bridging mode, no setup is required.
Current configuration:
!
! Last configuration change at 23:16:44 - Thu Mar 18 1999
!
version 12.0
service config
no service pad
service timestamps debug uptime
service timestamps log uptime
no service password-encryption
!
hostname Router
!
!
clock timezone - 4
ip subnet-zero
!
!
ip multicast-routing
ip dvmrp route-limit 20000
!
!
!
voice-port 0
!
voice-port 1
!
!
interface Ethernet0
ip address 24.1.0.1 255.255.0.0
no ip directed-broadcast
ip pim sparse-dense-mode
no ip route-cache
no ip mroute-cache
!
interface cable-modem0
ip address 10.1.0.25 255.255.0.0
no ip directed-broadcast
ip pim sparse-dense-mode
no ip route-cache
no ip mroute-cache
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