R1#sh run | b 0/0.2
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-multipoint
 frame-relay interface-dlci 102
!
!
ip access-list extended Prob13
 permit udp host 180.40.7.97 host 226.6.6.6 eq tftp


R2#sh run | b dhcp
ip dhcp pool Prob13
   host 180.40.7.97 255.255.255.224
   client-identifier 0063.6973.636f.2d30.3031.322e.3766.3537.2e61.3938.302d.4661.302f.32
!
ip cef
!
interface FastEthernet0/1
 ip address 180.40.7.98 255.255.255.224
 ip pim sparse-dense-mode
 ip multicast helper-map broadcast 226.6.6.6 Prob13
 duplex auto
 speed auto
!
ip access-list extended Prob13
 permit udp host 180.40.7.97 host 255.255.255.255 eq tftp
!
!