Exchange of visits between IPv6 and IPv4
(3700 for router)
R1#config t
R1 (config) # interface f0bin0
R1 (config-if) # ipv6 enable
R1 (config-if) # ipv6 address 2001 purl 2purl 1mox64
R1 (config-if) # no shut
R1 (config-if) # exit
R1 (config) # interface loopback 0
R1 (config-if) # ipv6 enable
R1 (config-if) # ipv6 address 2001 purge 1mod motto 64
R1 (config-if) # no shut
R1 (config-if) # exit
R1 (config) # ipv6 unicast-routing
R1 (config) # ipv6 route:: / 0 2001
R1 (config) # exit
R3#config t
R3 (config) # iprouting
R3 (config) # ip route 0.0.0.0 0.0.0.0 8.1.1.1
R3 (config) # interface f0Let0
R3 (config-if) # ip address 8.1.1.2255.255.255.0
R3 (config-if) # no shut
R3 (config-if) # exit
R3 (config) # interface loopback 0
R3 (config-if) # ip address 9.1.1.1255.255.255.0
R3 (config-if) # no shut
R3 (config-if) # exit
R2#config t
R2 (config) # interface f0and0
R2 (config-if) # ipv6 address 2001 purl 2purl 2Unip 64
R2 (config-if) # ipv6 enable
R2 (config-if) # ipv6 nat
R2 (config-if) # no shut
R2 (config-if) # exit
R2 (config) # interface f0bin1
R2 (config-if) # ip address 8.1.1.1255.255.255.0
R2 (config-if) # ipv6 nat
R2 (config-if) # no shut
R2 (config-if) # exit
R2 (config) # ip routing
R2 (config) # iproute 9.1.1.0 255.255.255.0 8.1.1.2
R2 (config) # ipv6 unicast-routing
R2 (config) # ipv6 route 2001 Fraser 1Rd Dot 64 2001Rd 2VOG 1
R2 (config) # ipv6 nat v6v4 source list listv6pool poolv4
R2 (config) # ipv6 nat v6v4 pool poolv48.1.1.1 8.1.1.254 prefix-length 24
R2 (config) # ipv6 nat prefix 2002::/96v4-mapped v4map
R2 (config) # ipv6 access-list v4map
R2 (config-ipv6-acl) # permit ipv6 any2002::/96
R2 (config-ipv6-acl) # exit
R2 (config) # ipv6 access-list listv6
R2 (config-ipv6-acl) # permit ipv6 any2002::/96
R2 (config-ipv6-acl) # exit
R2 (config) # exit
R2#
test
R1#ping2002::901:101
