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Table Of Contents
Spine Switch 2
1. Configure downstream ports on the underlay links to the leaf switches.
OS10(config)# interface ethernet1/1/1
OS10(conf-if-eth1/1/1)# no shutdown
OS10(conf-if-eth1/1/1)# no switchport
OS10(conf-if-eth1/1/1)# ip address 172.16.2.1/31
OS10(conf-if-eth1/1/1)# exit
OS10(config)# interface ethernet1/1/2
OS10(conf-if-eth1/1/2)# no shutdown
OS10(conf-if-eth1/1/2)# no switchport
OS10(conf-if-eth1/1/2)# ip address 172.17.2.1/31
OS10(conf-if-eth1/1/2)# exit
OS10(config)# interface ethernet1/1/3
OS10(conf-if-eth1/1/3)# no shutdown
OS10(conf-if-eth1/1/3)# no switchport
OS10(conf-if-eth1/1/3)# ip address 172.18.2.1/31
OS10(conf-if-eth1/1/3)# exit
OS10(config)# interface ethernet1/1/4
OS10(conf-if-eth1/1/4)# no shutdown
OS10(conf-if-eth1/1/4)# no switchport
OS10(conf-if-eth1/1/4)# ip address 172.19.2.1/31
OS10(conf-if-eth1/1/4)# exit
2. Configure eBGP.
OS10(config)# router bgp 102
OS10(config-router-bgp-102)# router-id 172.202.0.1
OS10(config-router-bgp-102)# address-family ipv4 unicast
OS10(configure-router-bgpv4-af)# redistribute connected
OS10(configure-router-bgpv4-af)# exit
3. Configure eBGP IPv4 peer sessions on the P2P links.
OS10(conf-router-bgp-102)# neighbor 172.16.2.0
OS10(conf-router-neighbor)# remote-as 99
OS10(conf-router-neighbor)# no shutdown
OS10(conf-router-neighbor)# exit
OS10(conf-router-bgp-102)# neighbor 172.17.2.0
OS10(conf-router-neighbor)# remote-as 99
OS10(conf-router-neighbor)# no shutdown
OS10(conf-router-neighbor)# exit
OS10(conf-router-bgp-102)# neighbor 172.18.2.0
OS10(conf-router-neighbor)# remote-as 100
OS10(conf-router-neighbor)# no shutdown
OS10(conf-router-neighbor)# exit
OS10(conf-router-bgp-102)# neighbor 172.19.2.0
OS10(conf-router-neighbor)# remote-as 100
OS10(conf-router-neighbor)# no shutdown
OS10(conf-router-neighbor)# exit
OS10(conf-router-bgp-102)# exit
4. Configure a Loopback interface for BGP EVPN peering.
OS10(config)# interface loopback1
OS10(conf-if-lo-1)# no shutdown
OS10(conf-if-lo-1)# ip address 172.202.0.1/32
OS10(conf-if-lo-1)# exit
5. Configure BGP EVPN peer sessions.
OS10(config)# router bgp 102
OS10(conf-router-bgp-102)# neighbor 172.16.0.1
OS10(conf-router-neighbor)# ebgp-multihop 4
OS10(conf-router-neighbor)# remote-as 99
OS10(conf-router-neighbor)# send-community extended
VXLAN
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