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version 12.4
service timestamps debug datetime msec
service timestamps log datetime msec
no service password-encryption
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hostname R1
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boot-start-marker
boot-end-marker
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no aaa new-model
memory-size iomem 10
no network-clock-participate slot 1 
no network-clock-participate wic 0 
ip cef
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no ip domain lookup
ip multicast-routing 
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interface FastEthernet0/0
 ip address 17.57.100.1 255.255.255.0
 ip pim sparse-dense-mode
 ip multicast rate-limit in group-list 2 video 80
 ip igmp access-group 1
 ip sap listen
 speed auto
 half-duplex
 no shutdown
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interface Serial0/0
 no ip address
 encapsulation frame-relay
 no fair-queue
 no shutdown
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interface Serial0/0.1 point-to-point
 ip address 180.40.7.34 255.255.255.224
 ip pim sparse-dense-mode
 ip ospf network point-to-multipoint
 shutdown
 frame-relay interface-dlci 103   
!
interface Serial0/0.2 point-to-point
 ip address 180.40.7.66 255.255.255.224
 ip pim sparse-dense-mode
 ip multicast helper-map 226.6.6.6 17.100.1.255 Prob13
 ip ospf network point-to-point
 frame-relay interface-dlci 102   
 no shutdown
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interface FastEthernet0/1
 ip address 17.100.1.1 255.255.255.0
 ip directed-broadcast
 ip pim query-interval 90
 ip pim sparse-dense-mode
 ip igmp query-interval 90
 speed auto
 half-duplex
 no keepalive
 no shutdown
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interface Serial0/1
 no ip address
 shutdown
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router ospf 1
 log-adjacency-changes
 network 0.0.0.0 255.255.255.255 area 0
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no ip http server
no ip http secure-server
ip pim bidir-enable
ip pim spt-threshold 1
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ip access-list extended Prob13
 permit udp host 180.40.7.97 host 226.6.6.6 eq tftp
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access-list 1 permit 224.20.73.1 15.128.20.0
access-list 2 permit 239.0.0.0 0.255.255.255
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control-plane
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dial-peer cor custom
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line con 0
 exec-timeout 0 0
 logging synchronous
line aux 0
line vty 0 4
 privilege level 15
 no login
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end