Configure VXLAN Flood and Learn with Multicast Core

• Spine's Configuration

feature ospf
feature pim

ip pim rp-address 192.168.1.100 group-list 224.0.0.0/4
ip pim ssm range 232.0.0.0/8

interface Ethernet1/1                     //downlink to Leaf-1
  no switchport
  ip address 192.168.1.9/30
  ip router ospf 1 area 0.0.0.0
  ip pim sparse-mode
  no shutdown

interface Ethernet1/2                    //downlink to Leaf-2
  no switchport
  ip address 192.168.1.5/30
  ip router ospf 1 area 0.0.0.0
  ip pim sparse-mode
  no shutdown

interface loopback0
  ip address 192.168.1.100/32
  ip router ospf 1 area 0.0.0.0
  ip pim sparse-mode

router ospf 1
  router-id 192.168.1.100

• Leaf-1's Configuration

feature ospf
feature pim
feature vn-segment-vlan-based           //Configures the global mode for all VxLAN bridge domains
feature nv overlay                               //Enables the VxLAN feature

ip pim rp-address 192.168.1.100 group-list 224.0.0.0/4
ip pim ssm range 232.0.0.0/8

vlan 10                                                //Mapping VLAN to VxLAN VNI
  vn-segment 160010
vlan 20
  vn-segment 160020

interface nve1                       //Creating and Configuring an NVE Interface and Associate VNIs
  source-interface loopback0
  member vni 160010 mcast-group 231.1.1.1
  member vni 160020 mcast-group 231.1.1.1
  no shutdown

interface Ethernet1/1                      //uplink to Spine
  no switchport
  ip address 192.168.1.10/30
  ip router ospf 1 area 0.0.0.0
  ip pim sparse-mode
  no shutdown

interface Ethernet1/2                     //downlink to SW1
  switchport
  switchport access vlan 10
  no shutdown

interface loopback0
  ip address 192.168.2.5/32
  ip router ospf 1 area 0.0.0.0
  ip pim sparse-mode

router ospf 1
  router-id 192.168.2.5

• Leaf-2's Configuration

feature ospf
feature pim
feature vn-segment-vlan-based
feature nv overlay

ip pim rp-address 192.168.1.100 group-list 224.0.0.0/4
ip pim ssm range 232.0.0.0/8

vlan 10
  vn-segment 160010
vlan 20
  vn-segment 160020

interface nve1
  source-interface loopback0
  member vni 160010 mcast-group 231.1.1.1
  member vni 160020 mcast-group 231.1.1.1
  no shutdown

interface Ethernet1/2                     //uplink to Spine
  no switchport
  ip address 192.168.1.6/30
  ip router ospf 1 area 0.0.0.0
  ip pim sparse-mode
  no shutdown

interface Ethernet1/1                    //downlink to SW2
  switchport
  switchport access vlan 10
  no shutdown

interface loopback0
  ip address 192.168.2.3/32
  ip router ospf 1 area 0.0.0.0
  ip pim sparse-mode

router ospf 1
  router-id 192.168.2.3

• SW1's Configuration

interface Ethernet0/0                   //uplink to Leaf-1
  switchport access vlan 1

interface vlan 1
  ip address 172.16.99.111 255.255.255.0
  no shutdown

• SW2's Configuration

interface Ethernet0/0                 //uplink to Leaf-2
  switchport access vlan 1

interface vlan 1
  ip address 172.16.99.222 255.255.255.0
  no shutdown