# uname -a OpenBSD XXXXX.my.domain 7.4 GENERIC#0 amd64 # ifconfig vxlan0 tunnel SOURCE_IP DEST_IP:8472 vnetid 5 # ifconfig vxlan0 inet 192.168.5.1/30 # ifconfig vxlan0 up
# ifconfig vxlan0: I can't see the dest UDP port 8472 anywhere vxlan0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 1500 lladdr fe:e1:ba:d9:e4:0b index 18 llprio 3 encap: vnetid 5 parent none txprio 0 rxprio outer groups: vxlan tunnel: inet SOURCE_IP --> DEST_IP ttl 1 nodf Addresses (max cache: 100, timeout: 240): inet 192.168.5.1 netmask 0xfffffffc broadcast 192.168.5.3 # ping 192.168.5.2 In tcpdump, I see that arp packets are sent to UDP port 4789, not 8472: SOURCE_IP.4789 > DEST_IP.4789: VXLAN vni 5: arp who-has 192.168.5.2 tell 192.168.5.1 [ttl 1] Is this a bug?