! Campus-Spine1 Configuration
! Campus BGP EVPN Spine - AS 66000
!
hostname campus-spine1
!
! LLDP Management0
lldp management-address Management0
!
! enable gNMI API
management api gnmi
   transport grpc default
   provider eos-native
!
! admin/admin for ssh access
username admin privilege 15 role network-admin secret sha512 $6$xQktFrbdeqEhVzLM$.1wOJB25nw2fqYaSXDu6y4mo6AP9hngMCFe2vGDl84hWoz00Q.4unoEBqspNI0HEoRz.OZhdBHqQv12KABf0B0
!
! Enable IP routing
ip routing
ip route 100.64.0.0/10 172.16.0.254
!
! Enable routing protocols
service routing protocols model multi-agent
!
! Management interface
interface Management0
   ip address 172.16.0.20/24
!
! Loopback for BGP Router-ID
interface Loopback0
   ip address 10.1.250.1/32
!
! Underlay P2P interfaces to Campus Leafs
interface Ethernet1
   description campus-leaf1
   no switchport
   ip address 10.1.1.0/31
   mtu 9214
!
interface Ethernet2
   description campus-leaf2
   no switchport
   ip address 10.1.1.2/31
   mtu 9214
!
interface Ethernet3
   description campus-leaf3
   no switchport
   ip address 10.1.1.4/31
   mtu 9214
!
interface Ethernet4
   description campus-leaf4
   no switchport
   ip address 10.1.1.6/31
   mtu 9214
!
! Underlay P2P interfaces to Campus Border Leafs
interface Ethernet5
   description campus-border-leaf1
   no switchport
   ip address 10.1.1.8/31
   mtu 9214
!
interface Ethernet6
   description campus-border-leaf2
   no switchport
   ip address 10.1.1.10/31
   mtu 9214
!
! BGP Configuration
router bgp 66000
   router-id 10.1.250.1
   no bgp default ipv4-unicast
   bgp log-neighbor-changes
   distance bgp 20 200 200
   maximum-paths 4 ecmp 64
   !
   ! Underlay IPv4 neighbors
   neighbor 10.1.1.1 remote-as 66001
   neighbor 10.1.1.3 remote-as 66001
   neighbor 10.1.1.5 remote-as 66002
   neighbor 10.1.1.7 remote-as 66002
   neighbor 10.1.1.9 remote-as 66005
   neighbor 10.1.1.11 remote-as 66005
   !
   ! EVPN peer-group configuration
   neighbor evpn peer group
   neighbor evpn next-hop-unchanged
   neighbor evpn update-source Loopback0
   neighbor evpn ebgp-multihop 3
   neighbor evpn send-community extended
   neighbor evpn maximum-routes 12000 warning-only
   !
   ! EVPN neighbors (to campus leaf loopbacks)
   neighbor 10.1.250.11 peer group evpn
   neighbor 10.1.250.11 remote-as 66001
   neighbor 10.1.250.12 peer group evpn
   neighbor 10.1.250.12 remote-as 66001
   neighbor 10.1.250.13 peer group evpn
   neighbor 10.1.250.13 remote-as 66002
   neighbor 10.1.250.14 peer group evpn
   neighbor 10.1.250.14 remote-as 66002
   !
   ! EVPN neighbors (to campus border-leaf loopbacks)
   neighbor 10.1.250.21 peer group evpn
   neighbor 10.1.250.21 remote-as 66005
   neighbor 10.1.250.22 peer group evpn
   neighbor 10.1.250.22 remote-as 66005
   !
   ! IPv4 address family
   address-family ipv4
      neighbor 10.1.1.1 activate
      neighbor 10.1.1.3 activate
      neighbor 10.1.1.5 activate
      neighbor 10.1.1.7 activate
      neighbor 10.1.1.9 activate
      neighbor 10.1.1.11 activate
      network 10.1.250.1/32
   !
   ! EVPN address family
   address-family evpn
      neighbor evpn activate
!
end