IPv6 experiment

First configure ipv4 Area , establish rip agreement

r1 and r2 Establish between ripng, utilize acl allow r1 Visit the public network

r2 and r3,r3 and r4 Use default between

r2 and r4 Configuration between tunnel Interface

ipv6 Area configuration ,bgp and ospf agreement

To configure

[r2-GigabitEthernet0/0/1]ip add 23.1.1.1 24

[r3-GigabitEthernet0/0/0]ip add 23.1.1.2 24
[r3-GigabitEthernet0/0/1]ip add 34.1.1.1 24
[r3-LoopBack0]ip add 3.3.3.3 24

[r4-GigabitEthernet0/0/0]ip add 34.1.1.2 24

[r2]ip route-static 0.0.0.0 0 23.1.1.2
[r4]ip route-static 0.0.0.0 0 34.1.1.1 

[r1]int lo 0
[r1-LoopBack0]ip add 192.168.1.1 25
[r1-LoopBack0]int lo 1
[r1-LoopBack1]ip add 192.168.1.129 25
[r1]
[r1]in g0/0/0
[r1-GigabitEthernet0/0/0]ip add 192.168.0.1 30

[r2]int g0/0/0
[r2-GigabitEthernet0/0/0]ip add 192.168.0.2 30
[r2-GigabitEthernet0/0/0]int lo 0
[r2-LoopBack0] ip add 192.168.2.1 24

rip agreement
[r1]rip 1
[r1-rip-1]ver 2    
[r1-rip-1]network 192.168.1.0     
[r1-rip-1]network 192.168.0.0

[r2]rip 1
[r2-rip-1]ver 2    
[r2-rip-1]network 192.168.0.0    
[r2-rip-1]network 192.168.2.0

[r1]int g0/0/0    
[r1-GigabitEthernet0/0/0]rip summary-address 192.168.1.0 255.255.0.0

[r2]rip 1
[r2-rip-1]default-route originate

[r1]ip route-static 192.168.1.0 24 null 0         Guard ring

[r2]acl 2000    
[r2-acl-basic-2000]rule permit source 192.168.0.0 0.0.255.255
[r2-acl-basic-2000]int g0/0/1    
[r2-GigabitEthernet0/0/1]nat outbound 2000

ipv6

23.1.1.1
2002：1701：0101：：/48
2002：1701：0101：0000：：/64------ffff：：/64

2002：1701：0101：0000：0000 0000 0000 0000：：/65
2002：1701：0101：0000：1000 0000 0000 0000：：/65

[r1]ipv6

[r1]int lo 0    
[r1-LoopBack0]ipv6 enable  
[r1-LoopBack0]ipv6 add 2002:1701:101::1 65
[r1-LoopBack0]int lo 1    
[r1-LoopBack1]ipv6 enable 
[r1-LoopBack1]ipv6 add 2002:1701:101:0:8000::1 65
[r1-LoopBack1]
[r1-LoopBack1]int g0/0/0    
[r1-GigabitEthernet0/0/0]ipv6 enable 
[r1-GigabitEthernet0/0/0]ipv6 add 2002:1701:0101:1::1 64

[r2]
[r2]int g0/0/0    
[r2-GigabitEthernet0/0/0]ipv6 enable 
[r2-GigabitEthernet0/0/0]ipv6 add 2002:1701:0101:1::2 64
[r2-GigabitEthernet0/0/0]int lo 0    
[r2-LoopBack0]ipv6 enable  
[r2-LoopBack0]ipv6 add 2002:1701:0101:2::1 64

[r1]ripng 1
[r1-ripng-1]int lo 0    
[r1-LoopBack0]ripng 1 enable 
[r1-LoopBack0]int lo 1
[r1-LoopBack1]ripng 1 enable
[r1-LoopBack1]int g0/0/0
[r1-GigabitEthernet0/0/0]ripng 1 enable

[r2]ripng 1
[r2-ripng-1]int lo 0    
[r2-LoopBack0]ripng 1 enable 
[r2-LoopBack0]int g0/0/0
[r2-GigabitEthernet0/0/0]ripng 1 enable

[r1]int g0/0/0    
[r1-GigabitEthernet0/0/0]ripng summary-address 2002:1701:0101:0000:: 64

[r2]int g0/0/0
[r2-GigabitEthernet0/0/0]ripng default-route only

establish tunnel
[r2]int t0/0/0    
[r2-Tunnel0/0/0]ipv6 enable 
[r2-Tunnel0/0/0]ipv6 add 2002:1701:0101:3::1 64    
[r2-Tunnel0/0/0]tunnel-protocol ipv6-ipv4 6to4     
[r2-Tunnel0/0/0]source 23.1.1.1
[r2]
[r2]ipv6 route-static 2002:: 16 t0/0/0

Guard ring
[r1]ipv6 route-static 2002:1701:0101:0000:: 64 null 0

34.1.1.2
2202：2201：0102：：/48
2202：2201：0102：：/49    as1
2202：2201：0102：：/64----2202：2201：0102：7fff：：/64
2202：2201：0102：8000：：/49   as2

[r4]int lo 0    
[r4-LoopBack0]ipv6 enable 
[r4-LoopBack0]ipv6 add 2002:2201:0102::1 64
[r4-LoopBack0]int g0/0/1    
[r4-GigabitEthernet0/0/1]ipv6 enable 
[r4-GigabitEthernet0/0/1]ipv6 add 2002:2201:0102:1::1 64

[r5]int g0/0/0    
[r5-GigabitEthernet0/0/0]ipv6 enable 
[r5-GigabitEthernet0/0/0]ipv6 add 2002:2201:0102:1::2 64
[r5]int lo 0    
[r5-LoopBack0]ipv6 enable 
[r5-LoopBack0]ipv6 add  2002:2201:0102:8000::1 64
[r5-LoopBack0]int g0/0/1    
[r5-GigabitEthernet0/0/1]ipv6 enable 
[r5-GigabitEthernet0/0/1]ipv6 add  2002:2201:0102:8001::1 64

[r6]int g0/0/0    
[r6-GigabitEthernet0/0/0]ipv6 enable 
[r6-GigabitEthernet0/0/0]ipv6 add  2002:2201:0102:8001::2 64
[r6-GigabitEthernet0/0/0]int lo 0    
[r6-LoopBack0]ipv6 enable 
[r6-LoopBack0]ipv6 add  2002:2201:0102:8002::1 64
[r6-LoopBack0]int g0/0/1    
[r6-GigabitEthernet0/0/1]ipv6 enable 
[r6-GigabitEthernet0/0/1]ipv6 add  2002:2201:0102:8003::1 64

[r7]int g0/0/0    
[r7-GigabitEthernet0/0/0]ipv6 enable 
[r7-GigabitEthernet0/0/0]ipv6 add  2002:2201:0102:8003::2 64
[r7-GigabitEthernet0/0/0]int lo 
[r7-GigabitEthernet0/0/0]int lo 0    
[r7-LoopBack0]ipv6 enable  
[r7-LoopBack0]ipv6 add 2002:2201:0102:8004::1 64
[r7-LoopBack0]int g0/0/1    
[r7-GigabitEthernet0/0/1]ipv6 enable 
[r7-GigabitEthernet0/0/1]ipv6 add  2002:2201:0102:8005::1 64

[r8]int g0/0/0    
[r8-GigabitEthernet0/0/0]ipv6 enable 
[r8-GigabitEthernet0/0/0]ipv6 add  2002:2201:0102:8005::2 64
[r8-GigabitEthernet0/0/0]int lo 0    
[r8-LoopBack0]ipv6 enable 
[r8-LoopBack0]ipv6 add  2002:2201:0102:8006::1 64

ospf

[r5]ospfv3 1
[r5-ospfv3-1]router-id 5.5.5.5
[r5-ospfv3-1]int lo 0
[r5-LoopBack0]ospfv3 1 area 0
[r5-LoopBack0]
[r5-LoopBack0]int g0/0/1
[r5-GigabitEthernet0/0/1]ospfv3 1 area 0

[r6]ospfv3 1
[r6-ospfv3-1]router-id 6.6.6.6
[r6-ospfv3-1]int g0/0/0
[r6-GigabitEthernet0/0/0]ospfv3 1 area 0
[r6-GigabitEthernet0/0/0]int lo 0
[r6-LoopBack0]ospfv3 1 area 0
[r6-LoopBack0]int g0/0/1
[r6-GigabitEthernet0/0/1]ospfv3 1 area 0

[r7]ospfv3 1 
[r7-ospfv3-1]router-id 7.7.7.7
[r7-ospfv3-1]int lo 0
[r7-LoopBack0]ospfv3 1 area 0
[r7-LoopBack0]int g0/0/0
[r7-GigabitEthernet0/0/0]ospfv3 1 area 0
[r7-GigabitEthernet0/0/0]int g0/0/1
[r7-GigabitEthernet0/0/1]ospfv3 1 area 0

[r8]ospfv3 1
[r8-ospfv3-1]router-id 8.8.8.8
[r8-ospfv3-1]int lo 0
[r8-LoopBack0]ospfv3 1 area 0
[r8-LoopBack0]int g0/0/0
[r8-GigabitEthernet0/0/0]ospfv3 1 area 0

bgp
[r4]bgp 1
[r4-bgp]router-id 4.4.4.4
[r4-bgp]peer 2002:2201:102:1::2 as-number 2    
[r4-bgp]ipv6-family     
[r4-bgp-af-ipv6]peer 2002:2201:102:1::2 enable 

[r5]int lo0 
[r5-LoopBack0]ipv6 add 5::5 64

[r6]int lo 0
[r6-LoopBack0]ipv6 add 6::6 64

[r7]int lo 0
[r7-LoopBack0]ipv6 add 7::7 6
[r7-LoopBack0]undo ipv6 add 7::7 6
[r7-LoopBack0]
[r7-LoopBack0]ipv6 add 7::7 64

[r8]int lo 0
[r8-LoopBack0]ipv6 add 8::8 64
[r8-LoopBack0]

[r5]bgp 64512
[r5-bgp]peer 6::6 as-number 64512    
[r5-bgp]peer 6::6 connect-interface lo 0 5::5
[r5-bgp]ipv6    
[r5-bgp]ipv6-family 
[r5-bgp-af-ipv6]peer 6::6 enable 

[r6]bgp 64512
[r6-bgp]router-id 6.6.6.6
[r6-bgp]confederation id 2    
[r6-bgp]peer 5::5 as-number 64512    
[r6-bgp]peer 5::5 connect-interface lo 0 6::6
[r6-bgp]    
[r6-bgp]peer 7::7 as-number 64512    
[r6-bgp]peer 7::7 connect-interface lo 0 6::6
[r6-bgp]ipv6-family 
[r6-bgp-af-ipv6]peer 5::5 enable 
[r6-bgp-af-ipv6]peer 7::7 enable 

[r7]bgp 64512
[r7-bgp]router-id 7.7.7.7
[r7-bgp]confederation id 2
[r7-bgp]confederation peer-as 64513    
[r7-bgp]peer 6::6 as-number 64512
[r7-bgp]peer 6::6 connect-interface lo 0 7::7
[r7-bgp]peer 8::8 as-number 64513
[r7-bgp]peer 8::8 connect-interface lo 0 7::7     
[r7-bgp]ipv6-family 
[r7-bgp-af-ipv6]peer 6::6 enable 
[r7-bgp-af-ipv6]peer 8::8 enable 
[r7-bgp]peer 8::8 ebgp-max-hop 2

[r8]bgp 64513
[r8-bgp]router-id 8.8.8.8    
[r8-bgp]confederation id 2    
[r8-bgp]confederation peer-as 64512
[r8-bgp]    
[r8-bgp]peer 7::7 as-number 64512    
[r8-bgp]peer 7::7 connect-interface lo 0 8::8
[r8-bgp]peer 7::7 ebgp-max-hop 2
[r8-bgp]ipv6    
[r8-bgp]ipv6-family     
[r8-bgp-af-ipv6]peer 7::7 enable 

tunnel perfect

[r4]int t0/0/0    
[r4-Tunnel0/0/0]ipv6 enable 
[r4-Tunnel0/0/0]ipv6 add 2002:2201:0102:2::1 64    
[r4-Tunnel0/0/0]tunnel-protocol ipv6-ipv4 6to4 
[r4-Tunnel0/0/0]source 34.1.1.2
[r4-Tunnel0/0/0]
[r4]    
[r4]ipv6 route-static 2002:: 16 t0/0/0

[r5]ipv6 route-static 2002:2001:0102:8000:: 49 NULL 0

[r4]bgp 1    
[r4-bgp]ipv6-family 
[r4-bgp-af-ipv6]network 2002:: 16

[r5]bgp 64512    
[r5-bgp]ipv6-family 
[r5-bgp-af-ipv6]network 2002:2001:0102:8000:: 49

[r5]bgp 64512
[r5-bgp]ipv6-family 
[r5-bgp-af-ipv6]peer 6::6 next-hop-local 

[r6]bgp 64512    
[r6-bgp]ipv6-family 
[r6-bgp-af-ipv6]peer 7::7 reflect-client 
 

experimental result