EVPN-VXLAN Configuration 2

Question 1

6th step to configure EVPN-VXLAN in Arista?

Answer 1

6a. Configure BGP.

-Configure BGP for EVPN.
-Define EVPN Peers.
-Activate EVPN Address Family.
-Enable Route Export with VLAN-Aware Bundle.

router bgp <ASN>
!
router-id <Loopback0>
no bgp default ipv4-unicast
maximum-paths 4 ecmp 4
!
neighbor EVPN peer group
neighbor EVPN update-source Loopback0
neighbor EVPN ebgp-multihop 3
neighbor EVPN send-community
!
neighbor <SPINE1> remote-as 65000
neighbor <SPINE1> peer group EVPN
neighbor <SPINE2> remote-as 65000
neighbor <SPINE2> peer group EVPN
!
vlan-aware-bundle VXLAN_200
rd <Loopback0>:200
route-target import 200:200
route-target export 200:200
redistribute learned
vlan 200</Loopback0></SPINE2></SPINE2></SPINE1></SPINE1></Loopback0></ASN>

Question 2

7th step to configure EVPN-VXLAN in Arista?

Answer 2

7. Configure Route Reflectors (on SPINEs)
   router bgp 65000
   address-family evpn
   neighbor <LEAFx> route-reflector-client</LEAFx>

Question 3

8th step to configure EVPN-VXLAN in Arista?

Answer 3

8. Validate
   show bgp evpn summary
   show bgp evpn
   show vxlan vni
   show mac address-table

Question 4

Why do we use Loopback0 and Loopback1?

Answer 4

• Loopback0 for BGP router ID
• Loopback1 for VXLAN VNI.