  OPENVSWITCH TUNNELING COMMANDS
These commands query and modify OVS tunnel components.

ovs/route/add ipv4_address/plen output_bridge [GW]
    Adds ipv4_address/plen route to vswitchd routing table. output_bridge needs to be OVS bridge name. This command is useful if OVS cached routes does not look right.

ovs/route/show
    Print all routes in OVS routing table, This includes routes cached from system routing table and user configured routes.

ovs/route/del ipv4_address/plen
    Delete ipv4_address/plen route from OVS routing table.

tnl/neigh/show

tnl/arp/show
    OVS builds ARP cache by snooping are messages. This command shows ARP cache table.

tnl/neigh/set bridge ip mac

tnl/arp/set bridge ip mac
    Adds or modifies an ARP cache entry in bridge, mapping ip to mac.

tnl/neigh/flush

tnl/arp/flush
    Flush ARP table.

tnl/egress_port_range [num1] [num2]
    Set range for UDP source port used for UDP based Tunnels. For example VxLAN. If case of zero arguments this command prints current range in use.