R1#sh run  int e 0/1
Building configuration...

Current configuration : 227 bytes
!
interface Ethernet0/1
 ip address 17.100.1.1 255.255.255.0
 ip pim query-interval 90
 ip pim sparse-dense-mode
 ip multicast helper-map 224.99.99.99 17.100.1.255 100
 ip igmp query-interval 90
 half-duplex
 no keepalive
end

R1#sh run | i access-list 100
access-list 100 permit udp any any eq tftp
R1#
RACK1AS>2
[Resuming connection 2 to r2 ... ]

R2#sh run int fa 0/1
Building configuration...

Current configuration : 176 bytes
!
interface FastEthernet0/1
 ip address 180.40.7.98 255.255.255.224
 ip pim sparse-dense-mode
 ip multicast helper-map broadcast 224.99.99.99 100
 duplex auto
 speed auto
end

R2#sh run | i access-list 100
access-list 100 permit udp any any eq tftp
R2#