Configuration for Leaf Switches 1 & 2 and Spine Switches 1 & 2.
Leaf Switch 1 Config
feature ospf feature pim feature interface-vlan feature vn-segment-vlan-based feature nv overlay vlan 1,192 ip pim rp-address 10.0.0.255 group-list 224.0.0.0/4 ip pim anycast-rp 10.0.0.255 10.0.255.1 ip pim anycast-rp 10.0.0.255 10.0.255.2 vlan 192 vn-segment 192000 interface nve1 no shutdown source-interface loopback255 member vni 192000 mcast-group 224.192.16.0 interface Ethernet1/1 no switchport medium p2p no ip redirects ip unnumbered loopback255 ip router ospf 255 area 0.0.0.1 ip pim sparse-mode no shutdown interface Ethernet1/2 no switchport medium p2p no ip redirects ip unnumbered loopback255 ip router ospf 255 area 0.0.0.1 ip pim sparse-mode no shutdown interface Ethernet1/9 switchport access vlan 192 spanning-tree port type edge interface loopback255 ip address 10.0.255.3/32 ip ospf network point-to-point ip router ospf 255 area 0.0.0.1 ip pim sparse-mode ip igmp join-group 224.1.1.1 boot nxos bootflash:/nxos.7.0.3.I5.2.bin router ospf 255 router-id 10.0.255.3 log-adjacency-changes
Leaf Switch 2 Config
feature ospf feature pim feature interface-vlan feature vn-segment-vlan-based feature nv overlay vlan 1,192 ip pim rp-address 10.0.0.255 group-list 224.0.0.0/4 ip pim anycast-rp 10.0.0.255 10.0.255.1 ip pim anycast-rp 10.0.0.255 10.0.255.2 vlan 192 vn-segment 192000 interface nve1 no shutdown source-interface loopback255 member vni 192000 mcast-group 224.192.16.0 interface Ethernet1/1 no switchport medium p2p no ip redirects ip unnumbered loopback255 ip router ospf 255 area 0.0.0.1 ip pim sparse-mode no shutdown interface Ethernet1/2 no switchport medium p2p no ip redirects ip unnumbered loopback255 ip router ospf 255 area 0.0.0.1 ip pim sparse-mode no shutdown interface Ethernet1/9 switchport access vlan 192 spanning-tree port type edge interface loopback255 ip address 10.0.255.4/32 ip ospf network point-to-point ip router ospf 255 area 0.0.0.1 ip pim sparse-mode ip igmp join-group 224.1.1.1 boot nxos bootflash:/nxos.7.0.3.I5.2.bin router ospf 255 router-id 10.0.255.4 log-adjacency-changes
Spine Switch 1 Config
feature ospf feature pim ip pim rp-address 10.0.0.255 group-list 224.0.0.0/4 ip pim anycast-rp 10.0.0.255 10.0.255.1 ip pim anycast-rp 10.0.0.255 10.0.255.2 vlan 1 interface Ethernet1/1 no switchport medium p2p no ip redirects ip unnumbered loopback255 ip router ospf 255 area 0.0.0.1 ip pim sparse-mode no shutdown interface Ethernet1/2 no switchport medium p2p no ip redirects ip unnumbered loopback255 ip router ospf 255 area 0.0.0.1 ip pim sparse-mode no shutdown interface loopback1 ip address 10.0.0.255/32 ip ospf network point-to-point ip router ospf 255 area 0.0.0.1 ip pim sparse-mode interface loopback255 ip address 10.0.255.1/32 ip ospf network point-to-point ip router ospf 255 area 0.0.0.1 ip pim sparse-mode ip igmp join-group 224.1.1.1 boot nxos bootflash:/nxos.7.0.3.I5.2.bin router ospf 255 router-id 10.0.255.1 log-adjacency-changes
Spine Switch 2 Config
feature ospf feature pim ip pim rp-address 10.0.0.255 group-list 224.0.0.0/4 ip pim anycast-rp 10.0.0.255 10.0.255.1 ip pim anycast-rp 10.0.0.255 10.0.255.2 vlan 1 interface Ethernet1/1 no switchport medium p2p no ip redirects ip unnumbered loopback255 ip router ospf 255 area 0.0.0.1 ip pim sparse-mode no shutdown interface Ethernet1/2 no switchport medium p2p no ip redirects ip unnumbered loopback255 ip router ospf 255 area 0.0.0.1 ip pim sparse-mode no shutdown interface loopback1 ip address 10.0.0.255/32 ip ospf network point-to-point ip router ospf 255 area 0.0.0.1 ip pim sparse-mode interface loopback255 ip address 10.0.255.2/32 ip ospf network point-to-point ip router ospf 255 area 0.0.0.1 ip pim sparse-mode ip igmp join-group 224.1.1.1 boot nxos bootflash:/nxos.7.0.3.I5.2.bin router ospf 255 router-id 10.0.255.2 log-adjacency-changes
Test from PC1->PC2 and PC2->PC1
PC1> ping 192.168.1.2 -c 3 84 bytes from 192.168.1.2 icmp_seq=1 ttl=64 time=19.514 ms 84 bytes from 192.168.1.2 icmp_seq=2 ttl=64 time=41.914 ms 84 bytes from 192.168.1.2 icmp_seq=3 ttl=64 time=50.067 ms PC2> ping 192.168.1.1 -c 3 84 bytes from 192.168.1.1 icmp_seq=1 ttl=64 time=63.936 ms 84 bytes from 192.168.1.1 icmp_seq=2 ttl=64 time=36.437 ms 84 bytes from 192.168.1.1 icmp_seq=3 ttl=64 time=72.507 ms