! PermitANY — Arista EOS BGP Configuration
! eBGP and iBGP routing for Arista EOS with peer groups, route-maps, prefix-lists, communities, and multi-path ECMP support.
! Generated: 2026-09-20
! These are EXAMPLE values. Replace with your actual config before deploying.
!
hostname AR-SPINE-01
!
router bgp 65000
   router-id 1.1.1.1
   bgp bestpath ecmp-fast
   maximum-paths 4 ecmp 4
   bgp log-neighbor-changes
!

   neighbor EBGP-LEAVES peer group


   neighbor EBGP-LEAVES update-source Loopback0



   neighbor EBGP-LEAVES send-community yes


   neighbor EBGP-LEAVES route-map RM-IN in


   neighbor EBGP-LEAVES route-map RM-OUT out

   neighbor EBGP-LEAVES maximum-routes 12000 warning-only
!


   neighbor 10.0.0.2 peer group EBGP-LEAVES
   neighbor 10.0.0.2 remote-as 65001
   neighbor 10.0.0.2 description AR-LEAF-01
!

   address-family ipv4

      network 10.0.0.0/16


      neighbor 10.0.0.2 activate



   !