C1640M-B (3/06) 33
CITY B ROUTER (R104) CONFIGURATION FILE
r104#
version 12.2
!
hostname r104
!
ip subnet-zero
no ip domain-lookup
!
!--- It stops IP domain lookup, which improves the show command response time.
!
ip multicast-routing
!
!--- Enables IP multicast routing.
!
interface Loopback0
ip address 4.4.4.4 255.255.255.255
!
!--- Tunnel Source interface.
!
interface Tunnel0
ip address 192.168.24.2 255.255.255.252
!
!--- Tunnel interface configured for PIM and carrying multicast packets.
!
ip pim sparse-dense-mode
tunnel source Loopback0
tunnel destination 2.2.2.2
!
interface Ethernet0/0
ip address 10.2.2.2 255.255.255.0
ip pim sparse-dense-mode
!
interface Serial9/0
ip address 192.168.34.1 255.255.255.252
!
!--- Note IP PIM sparse-dense mode is not configured on serial interface.
!
router ospf 1
log-adjacency-changes
network 4.4.4.4 0.0.0.0 area 0
network 10.2.2.0 0.0.0.255 area 0
network 192.168.34.0 0.0.0.255 area 0
!
ip classless
no ip http server
ip pim bidir-enable
ip mroute 10.1.1.0 255.255.255.0 Tunnel0
!
!--- This Mroute ensures a successful RPF check for packets flowing from the source.
!--- 10.1.1.1 over Shared tree in case of dense mode and SPT in case of sparse mode.
!
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