إعادة توزيع مسارات OSPFv3 في مثال تكوين BGP

!
version 12.4
!
hostname R1
!
ip cef
!
ipv6 unicast-routing

!--- Enables the forwarding of IPv6 packets.

!
interface Loopback0
 no ip address
 ipv6 address 2222::1/128
 ipv6 ospf 1 area 0

!--- Enables OSPFv3 on the interface and associates !--- the interface loopback0 to area 0.

!
interface FastEthernet0/0
 no ip address
 duplex auto
 speed auto
 ipv6 address 1010:1:1:1::1/64
 ipv6 ospf 1 area 0

!--- Associates the Interface Fa0/0 to area 0.

!
ipv6 router ospf 1
 router-id 1.1.1.1

!--- Router R1 uses 1.1.1.1 as router ID.

 log-adjacency-changes
!
end

!
version 12.4
!
hostname R2
!
ip cef
!
ipv6 unicast-routing
!
interface Loopback0
 no ip address
 ipv6 address 2010::1/128
 ipv6 ospf 1 area 1
!
interface Loopback1
 no ip address
 ipv6 address 2011::1/128
 ipv6 ospf 1 area 1
!
interface Loopback99
 no ip address
 ipv6 address 5050:55:55:55::55/128
!
interface FastEthernet0/0
 no ip address
 duplex auto
 speed auto
 ipv6 address 1010:1:1:1::2/64
 ipv6 ospf 1 area 0
!
interface Serial0/0
 no ip address
 ipv6 address 3030:1:1:1::10/64
 clock rate 2000000
!
router bgp 65000
 bgp router-id 1.1.1.1
 no bgp default ipv4-unicast

!--- Without configuring "no bgp default ipv4-unicast" only !--- IPv4 will be advertised.

 bgp log-neighbor-changes
 neighbor 3030:1:1:1::11 remote-as 65000
 neighbor 3030:1:1:1::11 update-source Serial0/0
 !
 address-family ipv6
  neighbor 3030:1:1:1::11 activate
  network 5050:55:55:55::55/128
  redistribute connected
  redistribute ospf 1 match internal external 1 external 2

!--- This redistributes all OSPF routes into BGP.

  no synchronization
 exit-address-family
!
ipv6 router ospf 1
 router-id 2.2.2.2
 log-adjacency-changes
!
end

!
version 12.4
!
hostname R3
!
ip cef
!
ipv6 unicast-routing
!
interface Loopback0
 no ip address
 ipv6 address 1111::1/128
 ipv6 ospf 1 area 1
!
interface Loopback1
 no ip address
 ipv6 address 1112::1/128
 ipv6 ospf 1 area 1
!
interface Loopback99
 no ip address
 ipv6 address 6060:66:66:66::66/128
!
interface FastEthernet0/0
 no ip address
 duplex auto
 speed auto
 ipv6 address 2020:1:1:1::2/64
 ipv6 ospf 1 area 0
!
interface Serial0/0
 no ip address
 ipv6 address 3030:1:1:1::11/64
 clock rate 2000000
!
router bgp 65000
 bgp router-id 2.2.2.2
 no bgp default ipv4-unicast
 bgp log-neighbor-changes
 neighbor 3030:1:1:1::10 remote-as 65000
 neighbor 3030:1:1:1::10 update-source Serial0/0
 !
 address-family ipv6
  neighbor 3030:1:1:1::10 activate
  network 6060:66:66:66::66/128
  redistribute connected
  redistribute ospf 1 match internal external 1 external 2
  no synchronization
 exit-address-family
!
ipv6 router ospf 1
 router-id 3.3.3.3
 log-adjacency-changes
!
end

!
version 12.4
!
hostname R4
!
ip cef
!
ipv6 unicast-routing
!
interface Loopback0
 no ip address
 ipv6 address 3333::1/128
 ipv6 ospf 1 area 0
!
interface FastEthernet0/0
 no ip address
 duplex auto
 speed auto
 ipv6 address 2020:1:1:1::1/64
 ipv6 ospf 1 area 0
!
ipv6 router ospf 1
 router-id 5.5.5.5
 log-adjacency-changes
!
end

R1#show ipv6 route ospf
IPv6 Routing Table - 6 entries
Codes: C - Connected, L - Local, S - Static, R - RIP, B - BGP
       U - Per-user Static route, M - MIPv6
       I1 - ISIS L1, I2 - ISIS L2, IA - ISIS interarea, IS - ISIS summary
       O - OSPF intra, OI - OSPF inter, OE1 - OSPF ext 1, OE2 - OSPF ext 2
       ON1 - OSPF NSSA ext 1, ON2 - OSPF NSSA ext 2
       D - EIGRP, EX - EIGRP external
OI  2010::1/128 [110/10]
     via FE80::C001:16FF:FEDC:0, FastEthernet0/0
OI  2011::1/128 [110/10]
     via FE80::C001:16FF:FEDC:0, FastEthernet0/0

R4#show ipv6 route ospf
IPv6 Routing Table - 6 entries
Codes: C - Connected, L - Local, S - Static, R - RIP, B - BGP
       U - Per-user Static route, M - MIPv6
       I1 - ISIS L1, I2 - ISIS L2, IA - ISIS interarea, IS - ISIS summary
       O - OSPF intra, OI - OSPF inter, OE1 - OSPF ext 1, OE2 - OSPF ext 2
       ON1 - OSPF NSSA ext 1, ON2 - OSPF NSSA ext 2
       D - EIGRP, EX - EIGRP external
OI  1111::1/128 [110/10]
     via FE80::C002:16FF:FEDC:0, FastEthernet0/0
OI  1112::1/128 [110/10]
     via FE80::C002:16FF:FEDC:0, FastEthernet0/0

R2#show ipv6 route bgp
IPv6 Routing Table - 14 entries
Codes: C - Connected, L - Local, S - Static, R - RIP, B - BGP
       U - Per-user Static route, M - MIPv6
       I1 - ISIS L1, I2 - ISIS L2, IA - ISIS interarea, IS - ISIS summary
       O - OSPF intra, OI - OSPF inter, OE1 - OSPF ext 1, OE2 - OSPF ext 2
       ON1 - OSPF NSSA ext 1, ON2 - OSPF NSSA ext 2
       D - EIGRP, EX - EIGRP external
B   1111::1/128 [200/0]
     via 3030:1:1:1::11
B   1112::1/128 [200/0]
     via 3030:1:1:1::11
B   2020:1:1:1::/64 [200/0]
     via 3030:1:1:1::11
B   3333::1/128 [200/10]
     via 3030:1:1:1::11

!--- The above routes are OSPFv3 routes !--- that are redistributed in to BGP.

B   6060:66:66:66::66/128 [200/0]
     via 3030:1:1:1::11

R3#show ipv6 route bgp
IPv6 Routing Table - 14 entries
Codes: C - Connected, L - Local, S - Static, R - RIP, B - BGP
       U - Per-user Static route, M - MIPv6
       I1 - ISIS L1, I2 - ISIS L2, IA - ISIS interarea, IS - ISIS summary
       O - OSPF intra, OI - OSPF inter, OE1 - OSPF ext 1, OE2 - OSPF ext 2
       ON1 - OSPF NSSA ext 1, ON2 - OSPF NSSA ext 2
       D - EIGRP, EX - EIGRP external
B   1010:1:1:1::/64 [200/0]
     via 3030:1:1:1::10
B   2010::1/128 [200/0]
     via 3030:1:1:1::10
B   2011::1/128 [200/0]
     via 3030:1:1:1::10
B   2222::1/128 [200/10]
     via 3030:1:1:1::10

!--- The above routes are OSPFv3 routes !--- that are redistributed in to BGP.

B   5050:55:55:55::55/128 [200/0]
     via 3030:1:1:1::10