!R1
interface Loopback0
 ip address 10.70.255.1 255.255.255.255
!
interface Loopback1
 ip address 172.20.255.1 255.255.255.255
!
interface FastEthernet0/0
 no ip address
 shutdown
 duplex half
!
interface Ethernet1/0
 no ip address
 duplex half
!
interface Ethernet1/0.401
 encapsulation dot1Q 401
 ip address 10.70.0.2 255.255.255.252
!
interface Ethernet1/0.410
 encapsulation dot1Q 410
 ip address 172.20.0.1 255.255.255.252
 tag-switching ip
!
interface Ethernet1/1
 no ip address
 duplex half
!
interface Ethernet1/1.81
 encapsulation dot1Q 81
 ip address 81.20.195.237 255.255.255.252
!
interface Ethernet1/2
 no ip address
 shutdown
 duplex half
!
interface Ethernet1/3
 no ip address
 shutdown
 duplex half
!
router ospf 110
 router-id 10.70.255.1
 log-adjacency-changes
 redistribute connected metric 1 subnets
 redistribute static metric 1 subnets
 passive-interface default
 no passive-interface Ethernet1/0.401
 network 10.70.0.0 0.0.0.3 area 0
 distribute-list prefix no-sc-local-distribution out
!
router bgp 20866
 bgp router-id 172.20.255.1
 bgp log-neighbor-changes
 neighbor 172.20.0.2 remote-as 20866
 neighbor 172.20.0.2 update-source Ethernet1/0.410
 !
 address-family ipv4
 redistribute connected
 neighbor 172.20.0.2 activate
 no auto-summary
 no synchronization
 network 172.20.255.0 mask 255.255.255.0
 exit-address-family
!
ip classless
ip route 81.20.195.240 255.255.255.240 81.20.195.238
no ip http server
!
!
!
ip prefix-list no-sc-local-distribution seq 20 permit 81.20.192.0/20 le 32
ip prefix-list no-sc-local-distribution seq 100 deny 0.0.0.0/0 le 32
access-list 72 permit 172.20.255.0 0.0.0.255
access-list 72 deny   any
!
route-map no-ospf-distribution deny 10
 match ip address 72
!