frr version 8.5
frr defaults traditional
hostname a1
log stdout informational
no ipv6 forwarding
!
interface dummy0
 ip address 10.200.200.1/32
!
router bgp 65001
 bgp router-id 10.0.0.1
 no bgp ebgp-requires-policy
 neighbor 10.0.1.2 remote-as 65002
 neighbor 10.0.2.2 remote-as 65003
 !
 address-family ipv4 unicast
  network 10.200.200.1/32
  neighbor 10.0.1.2 activate
  neighbor 10.0.2.2 activate
 exit-address-family
!
line vty
!