GENEVE Layer 2 Tunnel

This example configures a GENEVE layer 2 tunnel and a bridge:

create a bridge interface br0
create a GENEVE tunnel gen0 to 192.0.2.2 using VNI 42
add gen0 and the interface eth0 to the bridge br0
disable STP on the bridge br0
set all interface link states to up

ifstate.yamlNixOSCLI

interfaces:
  br0:
    link:
      kind: bridge
      br_stp_state: 0
      state: up
  eth0:
    link:
      kind: physical
      master: br0
      state: up
  gen0:
    link:
      kind: geneve
      geneve_id: 42
      geneve_remote: 192.0.2.2
      master: br0
      state: up

{
  networking.ifstate = {
    enable = true;
    settings = {
      interfaces = {
        br0 = {
          link = {
            kind = "bridge";
            br_stp_state = 0;
            state = "up";
          };
        };
        eth0 = {
          link = {
            kind = "physical";
            master = "br0";
            state = "up";
          };
        };
        gen0 = {
          link = {
            kind = "geneve";
            geneve_id = 42;
            geneve_remote = "192.0.2.2";
            master = "br0";
            state = "up";
          };
        };
      };
    };
  };
}

ip link add name br0 type bridge stp_state 0
ip link set dev eth0 master br0
ip link add gen0 type geneve id 42 remote 192.0.2.2
ip link set dev gen0 master br0
ip link set dev br0 up
ip link set dev eth0 up
ip link set dev gen0 up