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Настроим ASBR1 и ASBR2:


Блок кода
titleASBR1
ASBR1(config)# hostname ASBR1
ASBR1(config)# 
ASBR1(config)# system jumbo-frames
ASBR1(config)# 
ASBR1(config)# route-map VPNv4
ASBR1(config-route-map)#   rule 1
ASBR1(config-route-map-rule)#   exit
ASBR1(config-route-map)# exit
ASBR1(config)# router bgp 65501
ASBR1(config-bgp)#   router-id 10.10.1.2
ASBR1(config-bgp)#   neighbor 10.10.1.1
ASBR1(config-bgp-neighbor)#     remote-as 65501
ASBR1(config-bgp-neighbor)#     update-source 10.10.1.2
ASBR1(config-bgp-neighbor)#     address-family vpnv4 unicast
ASBR1(config-bgp-neighbor-af)#       next-hop-self
ASBR1(config-bgp-neighbor-af)#       send-community extended
ASBR1(config-bgp-neighbor-af)#       enable
ASBR1(config-bgp-neighbor-af)#     exit
ASBR1(config-bgp-neighbor)#     enable
ASBR1(config-bgp-neighbor)#   exit
ASBR1(config-bgp)#   neighbor 10.101.0.1
ASBR1(config-bgp-neighbor)#     remote-as 65500
ASBR1(config-bgp-neighbor)#     address-family vpnv4 unicast
ASBR1(config-bgp-neighbor-af)#       route-map VPNv4 out
ASBR1(config-bgp-neighbor-af)#       send-community extended
ASBR1(config-bgp-neighbor-af)#       enable
ASBR1(config-bgp-neighbor-af)#     exit
ASBR1(config-bgp-neighbor)#     enable
ASBR1(config-bgp-neighbor)#   exit
ASBR1(config-bgp)#   enable
ASBR1(config-bgp)# exit
ASBR1(config)# 
ASBR1(config)# router ospf 1
ASBR1(config-ospf)#   area 0.0.0.0
ASBR1(config-ospf-area)#     enable
ASBR1(config-ospf-area)#   exit
ASBR1(config-ospf)#   enable
ASBR1(config-ospf)# exit
ASBR1(config)# 
ASBR1(config)# interface gigabitethernet 1/0/1
ASBR1(config-if-gi)#   description "to ASBR2"
ASBR1(config-if-gi)#   ip firewall disable
ASBR1(config-if-gi)#   ip address 10.101.0.2/30
ASBR1(config-if-gi)# exit
ASBR1(config)# interface gigabitethernet 1/0/2
ASBR1(config-if-gi)#   description "to PE1"
ASBR1(config-if-gi)#   mtu 1522
ASBR1(config-if-gi)#   ip firewall disable
ASBR1(config-if-gi)#   ip address 10.100.0.2/30
ASBR1(config-if-gi)#   ip ospf instance 1
ASBR1(config-if-gi)#   ip ospf
ASBR1(config-if-gi)# exit
ASBR1(config)# interface loopback 1
ASBR1(config-loopback)#   ip address 10.10.1.2/32
ASBR1(config-loopback)#   ip ospf instance 1
ASBR1(config-loopback)#   ip ospf
ASBR1(config-loopback)# exit
ASBR1(config)# mpls
ASBR1(config-mpls)#   ldp
ASBR1(config-ldp)#     router-id 10.10.1.2
ASBR1(config-ldp)#     address-family ipv4
ASBR1(config-ldp-af-ipv4)#       interface gigabitethernet 1/0/2
ASBR1(config-ldp-af-ipv4-if)#       exit
ASBR1(config-ldp-af-ipv4)#     exit
ASBR1(config-ldp)#     enable
ASBR1(config-ldp)#   exit
ASBR1(config-mpls)#   forwarding interface gigabitethernet 1/0/1
ASBR1(config-mpls)#   forwarding interface gigabitethernet 1/0/2
ASBR1(config-mpls)# exit
ASBR1(config)# do com
ASBR1(config)# do conf


Блок кода
titleASBR2
ASBR2(config)# hostname ASBR2
ASBR2(config)# 
ASBR2(config)# system jumbo-frames
ASBR2(config)# 
ASBR2(config)# route-map VPNv4
ASBR2(config-route-map)#   rule 1
ASBR2(config-route-map-rule)#   exit
ASBR2(config-route-map)# exit
ASBR2(config)# router bgp 65500
ASBR2(config-bgp)#   router-id 10.11.1.2
ASBR2(config-bgp)#   neighbor 10.101.0.2
ASBR2(config-bgp-neighbor)#     remote-as 65501
ASBR2(config-bgp-neighbor)#     address-family vpnv4 unicast
ASBR2(config-bgp-neighbor-af)#       route-map VPNv4 out
ASBR2(config-bgp-neighbor-af)#       send-community extended
ASBR2(config-bgp-neighbor-af)#       enable
ASBR2(config-bgp-neighbor-af)#     exit
ASBR2(config-bgp-neighbor)#     enable
ASBR2(config-bgp-neighbor)#   exit
ASBR2(config-bgp)#   neighbor 10.11.1.1
ASBR2(config-bgp-neighbor)#     remote-as 65500
ASBR2(config-bgp-neighbor)#     update-source 10.11.1.2
ASBR2(config-bgp-neighbor)#     address-family vpnv4 unicast
ASBR2(config-bgp-neighbor-af)#       next-hop-self
ASBR2(config-bgp-neighbor-af)#       send-community extended
ASBR2(config-bgp-neighbor-af)#       enable
ASBR2(config-bgp-neighbor-af)#     exit
ASBR2(config-bgp-neighbor)#     enable
ASBR2(config-bgp-neighbor)#   exit
ASBR2(config-bgp)#   enable
ASBR2(config-bgp)# exit
ASBR2(config)# 
ASBR2(config)# router ospf 1
ASBR2(config-ospf)#   router-id 10.11.1.2
ASBR2(config-ospf)#   area 0.0.0.0
ASBR2(config-ospf-area)#     enable
ASBR2(config-ospf-area)#   exit
ASBR2(config-ospf)#   enable
ASBR2(config-ospf)# exit
ASBR2(config)# 
ASBR2(config)# interface gigabitethernet 1/0/1
ASBR2(config-if-gi)#   description "to ASBR1"
ASBR2(config-if-gi)#   ip firewall disable
ASBR2(config-if-gi)#   ip address 10.101.0.1/30
ASBR2(config-if-gi)# exit
ASBR2(config)# interface gigabitethernet 1/0/2
ASBR2(config-if-gi)#   description "to PE2"
ASBR2(config-if-gi)#   mtu 1522
ASBR2(config-if-gi)#   ip firewall disable
ASBR2(config-if-gi)#   ip address 10.102.0.2/30
ASBR2(config-if-gi)#   ip ospf instance 1
ASBR2(config-if-gi)#   ip ospf
ASBR2(config-if-gi)# exit
ASBR2(config)# interface loopback 1
ASBR2(config-loopback)#   ip address 10.11.1.2/32
ASBR2(config-loopback)#   ip ospf instance 1
ASBR2(config-loopback)#   ip ospf
ASBR2(config-loopback)# exit
ASBR2(config)# mpls
ASBR2(config-mpls)#   ldp
ASBR2(config-ldp)#     router-id 10.11.1.2
ASBR2(config-ldp)#     address-family ipv4
ASBR2(config-ldp-af-ipv4)#       interface gigabitethernet 1/0/2
ASBR2(config-ldp-af-ipv4-if)#       exit
ASBR2(config-ldp-af-ipv4)#     exit
ASBR2(config-ldp)#     enable
ASBR2(config-ldp)#   exit
ASBR2(config-mpls)#   forwarding interface gigabitethernet 1/0/1
ASBR2(config-mpls)#   forwarding interface gigabitethernet 1/0/2
ASBR2(config-mpls)# exit
ASBR2(config)# do com
ASBR2(config)# do conf