<?xml version="1.0"?>
<interfaceDefinition>
  <node name="interfaces">
    <children>
      <tagNode name="ethernet" owner="${vyos_conf_scripts_dir}/interface-ethernet.py">
        <properties>
          <help>Ethernet interface name</help>
          <priority>318</priority>
          <constraint>
            <regex>((eth|lan)[0-9]+|(eno|ens|enp|enx).+)$</regex>
          </constraint>
          <constraintErrorMessage>Invalid Ethernet interface name</constraintErrorMessage>
          <valueHelp>
            <format>ethN</format>
            <description>Ethernet interface name</description>
          </valueHelp>
          <valueHelp>
            <format>en[ospx]N</format>
            <description>Ethernet interface name</description>
          </valueHelp>
        </properties>
        <children>
          <leafNode name="address">
            <properties>
              <help>IP address</help>
              <completionHelp>
                <list>dhcp dhcpv6</list>
              </completionHelp>
              <valueHelp>
                <format>ipv4net</format>
                <description>IPv4 address and prefix length</description>
              </valueHelp>
              <valueHelp>
                <format>ipv6net</format>
                <description>IPv6 address and prefix length</description>
              </valueHelp>
              <valueHelp>
                <format>dhcp</format>
                <description>Dynamic Host Configuration Protocol</description>
              </valueHelp>
              <valueHelp>
                <format>dhcpv6</format>
                <description>Dynamic Host Configuration Protocol for IPv6</description>
              </valueHelp>
              <constraint>
                <validator name="ip-cidr"/>
                <regex>(dhcp|dhcpv6)</regex>
              </constraint>
              <multi/>
            </properties>
          </leafNode>
          <leafNode name="description">
            <properties>
              <help>Interface description</help>
              <constraint>
                <regex>^.{1,256}$</regex>
              </constraint>
              <constraintErrorMessage>Interface description too long (limit 256 characters)</constraintErrorMessage>
            </properties>
          </leafNode>
          <node name="dhcp-options">
            <properties>
              <help>DHCP options</help>
            </properties>
            <children>
              <leafNode name="client-id">
                <properties>
                  <help>DHCP client identifier</help>
                </properties>
              </leafNode>
              <leafNode name="host-name">
                <properties>
                  <help>DHCP client host name (overrides the system host name)</help>
                </properties>
              </leafNode>
            </children>
          </node>
          <node name="dhcpv6-options">
            <properties>
              <help>DHCPv6 options</help>
              <priority>319</priority>
            </properties>
            <children>
              <leafNode name="parameters-only">
                <properties>
                  <help>Acquire only config parameters, no address</help>
                  <valueless/>
                </properties>
              </leafNode>
              <leafNode name="temporary">
                <properties>
                  <help>IPv6 "temporary" address</help>
                  <valueless/>
                </properties>
              </leafNode>
            </children>
          </node>
          <leafNode name="disable-flow-control">
            <properties>
              <help>Disable Ethernet flow control (pause frames)</help>
              <valueless/>
            </properties>
          </leafNode>
          <leafNode name="disable-link-detect">
            <properties>
              <help>Ignore link state changes</help>
              <valueless/>
            </properties>
          </leafNode>
          <leafNode name="disable">
            <properties>
              <help>Disable this bridge interface</help>
              <valueless/>
            </properties>
          </leafNode>
          <leafNode name="duplex">
            <properties>
              <help>Duplex mode</help>
              <completionHelp>
                <list>auto half full</list>
              </completionHelp>
              <valueHelp>
                <format>auto</format>
                <description>Auto negotiation (default)</description>
              </valueHelp>
              <valueHelp>
                <format>half</format>
                <description>Half duplex</description>
              </valueHelp>
              <valueHelp>
                <format>full</format>
                <description>Full duplex</description>
              </valueHelp>
              <constraint>
                <regex>(auto|half|full)</regex>
              </constraint>
              <constraintErrorMessage>duplex must be auto, half or full</constraintErrorMessage>
            </properties>
          </leafNode>
          <leafNode name="hw-id">
            <properties>
              <help>Media Access Control (MAC) address</help>
              <valueHelp>
                <format>h:h:h:h:h:h</format>
                <description>Hardware (MAC) address</description>
              </valueHelp>
              <constraint>
                <validator name="mac-address"/>
              </constraint>
            </properties>
          </leafNode>
          <node name="ip">
            <children>
              <leafNode name="arp-cache-timeout">
                <properties>
                  <help>ARP cache entry timeout in seconds</help>
                  <valueHelp>
                    <format>1-86400</format>
                    <description>ARP cache entry timout in seconds (default 30)</description>
                  </valueHelp>
                  <constraint>
                    <validator name="numeric" argument="--range 1-86400"/>
                  </constraint>
                  <constraintErrorMessage>ARP cache entry timeout must be between 1 and 86400 seconds</constraintErrorMessage>
                </properties>
              </leafNode>
              <leafNode name="enable-proxy-arp">
                <properties>
                  <help>Enable proxy-arp on this interface</help>
                  <valueless/>
                </properties>
              </leafNode>
              <leafNode name="proxy-arp-pvlan">
                <properties>
                  <help>Enable private VLAN proxy ARP on this interface</help>
                  <valueless/>
                </properties>
              </leafNode>
            </children>
          </node>
          <leafNode name="mac">
            <properties>
              <help>Media Access Control (MAC) address</help>
              <valueHelp>
                <format>h:h:h:h:h:h</format>
                <description>Hardware (MAC) address</description>
              </valueHelp>
              <constraint>
                <validator name="mac-address"/>
              </constraint>
            </properties>
          </leafNode>
          <leafNode name="mtu">
            <properties>
              <help>Maximum Transmission Unit (MTU)</help>
              <valueHelp>
                <format>68-9000</format>
                <description>Maximum Transmission Unit</description>
              </valueHelp>
              <constraint>
                <validator name="numeric" argument="--range 68-9000"/>
              </constraint>
              <constraintErrorMessage>MTU must be between 68 and 9000</constraintErrorMessage>
            </properties>
          </leafNode>
          <node name="offload-options">
            <properties>
              <help>Configurable offload options</help>
            </properties>
            <children>
              <leafNode name="generic-receive">
                <properties>
                  <help>Configure GRO (generic receive offload)</help>
                  <completionHelp>
                    <list>on off</list>
                  </completionHelp>
                  <valueHelp>
                    <format>on</format>
                    <description>Enable GRO (generic receive offload)</description>
                  </valueHelp>
                  <valueHelp>
                    <format>off</format>
                    <description>Disable GRO (generic receive offload)</description>
                  </valueHelp>
                  <constraint>
                    <regex>(on|off)</regex>
                  </constraint>
                  <constraintErrorMessage>Must be either 'on' or 'off'</constraintErrorMessage>
                </properties>
              </leafNode>
              <leafNode name="generic-segmentation">
                <properties>
                  <help>Configure GSO (generic segmentation offload)</help>
                  <completionHelp>
                    <list>on off</list>
                  </completionHelp>
                  <valueHelp>
                    <format>on</format>
                    <description>Enable GSO (generic segmentation offload)</description>
                  </valueHelp>
                  <valueHelp>
                    <format>off</format>
                    <description>Disable GSO (generic segmentation offload)</description>
                  </valueHelp>
                  <constraint>
                    <regex>(on|off)</regex>
                  </constraint>
                  <constraintErrorMessage>Must be either 'on' or 'off'</constraintErrorMessage>
                </properties>
              </leafNode>
              <leafNode name="scatter-gather">
                <properties>
                  <help>Configure scatter-gather option</help>
                  <completionHelp>
                    <list>on off</list>
                  </completionHelp>
                  <valueHelp>
                    <format>on</format>
                    <description>Enable scatter-gather</description>
                  </valueHelp>
                  <valueHelp>
                    <format>off</format>
                    <description>Disable scatter-gather</description>
                  </valueHelp>
                  <constraint>
                    <regex>(on|off)</regex>
                  </constraint>
                  <constraintErrorMessage>Must be either 'on' or 'off'</constraintErrorMessage>
                </properties>
              </leafNode>
              <leafNode name="tcp-segmentation">
                <properties>
                  <help>Configure TSO (TCP segmentation offloading)</help>
                  <completionHelp>
                    <list>on off</list>
                  </completionHelp>
                  <valueHelp>
                    <format>on</format>
                    <description>Enable TSO (TCP segmentation offloading)</description>
                  </valueHelp>
                  <valueHelp>
                    <format>off</format>
                    <description>Disable TSO (TCP segmentation offloading)</description>
                  </valueHelp>
                  <constraint>
                    <regex>(on|off)</regex>
                  </constraint>
                  <constraintErrorMessage>Must be either 'on' or 'off'</constraintErrorMessage>
                </properties>
              </leafNode>
              <leafNode name="udp-fragmentation">
                <properties>
                  <help>Configure UDP fragmentation offloading</help>
                  <completionHelp>
                    <list>on off</list>
                  </completionHelp>
                  <valueHelp>
                    <format>on</format>
                    <description>Enable UDP fragmentation offloading</description>
                  </valueHelp>
                  <valueHelp>
                    <format>off</format>
                    <description>Disable UDP fragmentation offloading</description>
                  </valueHelp>
                  <constraint>
                    <regex>(on|off)</regex>
                  </constraint>
                  <constraintErrorMessage>Must be either 'on' or 'off'</constraintErrorMessage>
                </properties>
              </leafNode>
            </children>
          </node>
          <leafNode name="smp-affinity">
            <properties>
              <help>CPU interrupt affinity mask</help>
              <completionHelp>
                <list>auto 10 100 1000 2500 5000 10000</list>
              </completionHelp>
              <valueHelp>
                <format>auto</format>
                <description>Auto negotiation (default)</description>
              </valueHelp>
              <valueHelp>
                <format>hex</format>
                <description>Bitmask representing CPUs that this NIC will interrupt</description>
              </valueHelp>
              <valueHelp>
                <format>hex,hex</format>
                <description>Bitmasks representing CPUs for interrupt and receive processing</description>
              </valueHelp>
              <constraint>
                <regex>(auto)</regex>
                <regex>[0-9a-f]+(|,[0-9a-f]+)$</regex>
              </constraint>
              <constraintErrorMessage>IRQ affinity mask must be hex value or auto</constraintErrorMessage>
            </properties>
          </leafNode>
          <leafNode name="speed">
            <properties>
              <help>Link speed</help>
              <completionHelp>
                <list>auto 10 100 1000 2500 5000 10000 25000 40000 50000 100000</list>
              </completionHelp>
              <valueHelp>
                <format>auto</format>
                <description>Auto negotiation (default)</description>
              </valueHelp>
              <valueHelp>
                <format>10</format>
                <description>10 Mbit/sec</description>
              </valueHelp>
              <valueHelp>
                <format>100</format>
                <description>100 Mbit/sec</description>
              </valueHelp>
              <valueHelp>
                <format>1000</format>
                <description>1 Gbit/sec</description>
              </valueHelp>
              <valueHelp>
                <format>2500</format>
                <description>2.5 Gbit/sec</description>
              </valueHelp>
              <valueHelp>
                <format>5000</format>
                <description>5 Gbit/sec</description>
              </valueHelp>
              <valueHelp>
                <format>10000</format>
                <description>10 Gbit/sec</description>
              </valueHelp>
              <valueHelp>
                <format>25000</format>
                <description>25 Gbit/sec</description>
              </valueHelp>
              <valueHelp>
                <format>40000</format>
                <description>40 Gbit/sec</description>
              </valueHelp>
              <valueHelp>
                <format>50000</format>
                <description>50 Gbit/sec</description>
              </valueHelp>
              <valueHelp>
                <format>100000</format>
                <description>100 Gbit/sec</description>
              </valueHelp>
              <constraint>
                <regex>(auto|10|100|1000|2500|5000|10000|25000|40000|50000|100000)</regex>
              </constraint>
              <constraintErrorMessage>Speed must be auto, 10, 100, 1000, 2500, 5000, 10000, 25000, 40000, 50000 or 100000</constraintErrorMessage>
            </properties>
          </leafNode>
          <tagNode name="vif-s">
            <properties>
              <help>QinQ TAG-S Virtual Local Area Network (VLAN) ID</help>
              <constraint>
                <validator name="numeric" argument="--range 0-4094"/>
              </constraint>
              <constraintErrorMessage>VLAN ID must be between 0 and 4094</constraintErrorMessage>
            </properties>
            <children>
              <leafNode name="address">
                <properties>
                  <help>IP address</help>
                  <completionHelp>
                    <list>dhcp dhcpv6</list>
                  </completionHelp>
                  <valueHelp>
                    <format>ipv4net</format>
                    <description>IPv4 address and prefix length</description>
                  </valueHelp>
                  <valueHelp>
                    <format>ipv6net</format>
                    <description>IPv6 address and prefix length</description>
                  </valueHelp>
                  <valueHelp>
                    <format>dhcp</format>
                    <description>Dynamic Host Configuration Protocol</description>
                  </valueHelp>
                  <valueHelp>
                    <format>dhcpv6</format>
                    <description>Dynamic Host Configuration Protocol for IPv6</description>
                  </valueHelp>
                  <constraint>
                    <validator name="ip-cidr"/>
                    <regex>(dhcp|dhcpv6)</regex>
                  </constraint>
                  <multi/>
                </properties>
              </leafNode>
              <leafNode name="description">
                <properties>
                  <help>Interface description</help>
                  <constraint>
                    <regex>^.{1,256}$</regex>
                  </constraint>
                  <constraintErrorMessage>Interface description too long (limit 256 characters)</constraintErrorMessage>
                </properties>
              </leafNode>
              <node name="dhcp-options">
                <properties>
                  <help>DHCP options</help>
                </properties>
                <children>
                  <leafNode name="client-id">
                    <properties>
                      <help>DHCP client identifier</help>
                    </properties>
                  </leafNode>
                  <leafNode name="host-name">
                    <properties>
                      <help>DHCP client host name (overrides the system host name)</help>
                    </properties>
                  </leafNode>
                </children>
              </node>
              <node name="dhcpv6-options">
                <properties>
                  <help>DHCPv6 options</help>
                  <priority>319</priority>
                </properties>
                <children>
                  <leafNode name="parameters-only">
                    <properties>
                      <help>Acquire only config parameters, no address</help>
                      <valueless/>
                    </properties>
                  </leafNode>
                  <leafNode name="temporary">
                    <properties>
                      <help>IPv6 "temporary" address</help>
                      <valueless/>
                    </properties>
                  </leafNode>
                </children>
              </node>
              <leafNode name="disable-link-detect">
                <properties>
                  <help>Ignore link state changes</help>
                  <valueless/>
                </properties>
              </leafNode>
              <leafNode name="disable">
                <properties>
                  <help>Disable this bridge interface</help>
                  <valueless/>
                </properties>
              </leafNode>
              <leafNode name="ethertype">
                <properties>
                  <help>Set Ethertype</help>
                  <completionHelp>
                    <list>0x88A8 0x8100</list>
                  </completionHelp>
                  <valueHelp>
                    <format>0x88A8</format>
                    <description>802.1ad</description>
                  </valueHelp>
                  <valueHelp>
                    <format>0x8100</format>
                    <description>802.1q</description>
                  </valueHelp>
                  <constraint>
                    <regex>(0x88A8|0x8100)</regex>
                  </constraint>
                  <constraintErrorMessage>Ethertype must be 0x88A8 or 0x8100</constraintErrorMessage>
                </properties>
              </leafNode>
              <node name="ip">
                <children>
                  <leafNode name="enable-proxy-arp">
                    <properties>
                      <help>Enable proxy-arp on this interface</help>
                      <valueless/>
                    </properties>
                  </leafNode>
                  <leafNode name="proxy-arp-pvlan">
                    <properties>
                      <help>Enable private VLAN proxy ARP on this interface</help>
                      <valueless/>
                    </properties>
                  </leafNode>
                </children>
              </node>
              <leafNode name="mac">
                <properties>
                  <help>Media Access Control (MAC) address</help>
                  <valueHelp>
                    <format>h:h:h:h:h:h</format>
                    <description>Hardware (MAC) address</description>
                  </valueHelp>
                  <constraint>
                    <validator name="mac-address"/>
                  </constraint>
                </properties>
              </leafNode>
              <leafNode name="mtu">
                <properties>
                  <help>Maximum Transmission Unit (MTU)</help>
                  <valueHelp>
                    <format>68-9000</format>
                    <description>Maximum Transmission Unit</description>
                  </valueHelp>
                  <constraint>
                    <validator name="numeric" argument="--range 68-9000"/>
                  </constraint>
                  <constraintErrorMessage>MTU must be between 68 and 9000</constraintErrorMessage>
                </properties>
              </leafNode>
              <tagNode name="vif-c">
                <properties>
                  <help>QinQ TAG-C Virtual Local Area Network (VLAN) ID</help>
                  <constraint>
                    <validator name="numeric" argument="--range 0-4094"/>
                  </constraint>
                  <constraintErrorMessage>VLAN ID must be between 0 and 4094</constraintErrorMessage>
                </properties>
                <children>
                  <leafNode name="address">
                    <properties>
                      <help>IP address</help>
                      <completionHelp>
                        <list>dhcp dhcpv6</list>
                      </completionHelp>
                      <valueHelp>
                        <format>ipv4net</format>
                        <description>IPv4 address and prefix length</description>
                      </valueHelp>
                      <valueHelp>
                        <format>ipv6net</format>
                        <description>IPv6 address and prefix length</description>
                      </valueHelp>
                      <valueHelp>
                        <format>dhcp</format>
                        <description>Dynamic Host Configuration Protocol</description>
                      </valueHelp>
                      <valueHelp>
                        <format>dhcpv6</format>
                        <description>Dynamic Host Configuration Protocol for IPv6</description>
                      </valueHelp>
                      <constraint>
                        <validator name="ip-cidr"/>
                        <regex>(dhcp|dhcpv6)</regex>
                      </constraint>
                      <multi/>
                    </properties>
                  </leafNode>
                  <leafNode name="description">
                    <properties>
                      <help>Interface description</help>
                      <constraint>
                        <regex>^.{1,256}$</regex>
                      </constraint>
                      <constraintErrorMessage>Interface description too long (limit 256 characters)</constraintErrorMessage>
                    </properties>
                  </leafNode>
                  <node name="dhcp-options">
                    <properties>
                      <help>DHCP options</help>
                    </properties>
                    <children>
                      <leafNode name="client-id">
                        <properties>
                          <help>DHCP client identifier</help>
                        </properties>
                      </leafNode>
                      <leafNode name="host-name">
                        <properties>
                          <help>DHCP client host name (overrides the system host name)</help>
                        </properties>
                      </leafNode>
                    </children>
                  </node>
                  <node name="dhcpv6-options">
                    <properties>
                      <help>DHCPv6 options</help>
                      <priority>319</priority>
                    </properties>
                    <children>
                      <leafNode name="parameters-only">
                        <properties>
                          <help>Acquire only config parameters, no address</help>
                          <valueless/>
                        </properties>
                      </leafNode>
                      <leafNode name="temporary">
                        <properties>
                          <help>IPv6 "temporary" address</help>
                          <valueless/>
                        </properties>
                      </leafNode>
                    </children>
                  </node>
                  <leafNode name="disable-link-detect">
                    <properties>
                      <help>Ignore link state changes</help>
                      <valueless/>
                    </properties>
                  </leafNode>
                  <leafNode name="disable">
                    <properties>
                      <help>Disable this bridge interface</help>
                      <valueless/>
                    </properties>
                  </leafNode>
                  <node name="ip">
                    <children>
                      <leafNode name="enable-proxy-arp">
                        <properties>
                          <help>Enable proxy-arp on this interface</help>
                          <valueless/>
                        </properties>
                      </leafNode>
                      <leafNode name="proxy-arp-pvlan">
                        <properties>
                          <help>Enable private VLAN proxy ARP on this interface</help>
                          <valueless/>
                        </properties>
                      </leafNode>
                    </children>
                  </node>
                  <leafNode name="mac">
                    <properties>
                      <help>Media Access Control (MAC) address</help>
                      <valueHelp>
                        <format>h:h:h:h:h:h</format>
                        <description>Hardware (MAC) address</description>
                      </valueHelp>
                      <constraint>
                        <validator name="mac-address"/>
                      </constraint>
                    </properties>
                  </leafNode>
                  <leafNode name="mtu">
                    <properties>
                      <help>Maximum Transmission Unit (MTU)</help>
                      <valueHelp>
                        <format>68-9000</format>
                        <description>Maximum Transmission Unit</description>
                      </valueHelp>
                      <constraint>
                        <validator name="numeric" argument="--range 68-9000"/>
                      </constraint>
                      <constraintErrorMessage>MTU must be between 68 and 9000</constraintErrorMessage>
                    </properties>
                  </leafNode>
                </children>
              </tagNode>
            </children>
          </tagNode>
          <tagNode name="vif">
            <properties>
              <help>Virtual Local Area Network (VLAN) ID</help>
              <constraint>
                <validator name="numeric" argument="--range 0-4094"/>
              </constraint>
              <constraintErrorMessage>VLAN ID must be between 0 and 4094</constraintErrorMessage>
            </properties>
            <children>
              <leafNode name="address">
                <properties>
                  <help>IP address</help>
                  <completionHelp>
                    <list>dhcp dhcpv6</list>
                  </completionHelp>
                  <valueHelp>
                    <format>ipv4net</format>
                    <description>IPv4 address and prefix length</description>
                  </valueHelp>
                  <valueHelp>
                    <format>ipv6net</format>
                    <description>IPv6 address and prefix length</description>
                  </valueHelp>
                  <valueHelp>
                    <format>dhcp</format>
                    <description>Dynamic Host Configuration Protocol</description>
                  </valueHelp>
                  <valueHelp>
                    <format>dhcpv6</format>
                    <description>Dynamic Host Configuration Protocol for IPv6</description>
                  </valueHelp>
                  <constraint>
                    <validator name="ip-cidr"/>
                    <regex>(dhcp|dhcpv6)</regex>
                  </constraint>
                  <multi/>
                </properties>
              </leafNode>
              <leafNode name="description">
                <properties>
                  <help>Interface description</help>
                  <constraint>
                    <regex>^.{1,256}$</regex>
                  </constraint>
                  <constraintErrorMessage>Interface description too long (limit 256 characters)</constraintErrorMessage>
                </properties>
              </leafNode>
              <node name="dhcp-options">
                <properties>
                  <help>DHCP options</help>
                </properties>
                <children>
                  <leafNode name="client-id">
                    <properties>
                      <help>DHCP client identifier</help>
                    </properties>
                  </leafNode>
                  <leafNode name="host-name">
                    <properties>
                      <help>DHCP client host name (overrides the system host name)</help>
                    </properties>
                  </leafNode>
                </children>
              </node>
              <node name="dhcpv6-options">
                <properties>
                  <help>DHCPv6 options</help>
                  <priority>319</priority>
                </properties>
                <children>
                  <leafNode name="parameters-only">
                    <properties>
                      <help>Acquire only config parameters, no address</help>
                      <valueless/>
                    </properties>
                  </leafNode>
                  <leafNode name="temporary">
                    <properties>
                      <help>IPv6 "temporary" address</help>
                      <valueless/>
                    </properties>
                  </leafNode>
                </children>
              </node>
              <leafNode name="disable-link-detect">
                <properties>
                  <help>Ignore link state changes</help>
                  <valueless/>
                </properties>
              </leafNode>
              <leafNode name="disable">
                <properties>
                  <help>Disable this bridge interface</help>
                  <valueless/>
                </properties>
              </leafNode>
              <leafNode name="egress-qos">
                <properties>
                  <help>VLAN egress QoS</help>
                  <completionHelp>
                    <script>echo Format for qos mapping \"0:1 1:6 7:6\"</script>
                  </completionHelp>
                  <constraint>
                    <regex>[:0-7 ]+$</regex>
                  </constraint>
                  <constraintErrorMessage>QoS mapping should be in the format of \"0:7 2:3\" with numbers 0-9</constraintErrorMessage>
                </properties>
              </leafNode>
              <leafNode name="ingress-qos">
                <properties>
                  <help>VLAN ingress QoS</help>
                  <completionHelp>
                    <script>echo Format for qos mapping \"0:1 1:6 7:6\"</script>
                  </completionHelp>
                  <constraint>
                    <regex>[:0-7 ]+$</regex>
                  </constraint>
                  <constraintErrorMessage>QoS mapping should be in the format of \"0:7 2:3\" with numbers 0-9</constraintErrorMessage>
                </properties>
              </leafNode>
              <node name="ip">
                <children>
                  <leafNode name="arp-cache-timeout">
                    <properties>
                      <help>ARP cache entry timeout in seconds</help>
                      <valueHelp>
                        <format>1-86400</format>
                        <description>ARP cache entry timout in seconds (default 30)</description>
                      </valueHelp>
                      <constraint>
                        <validator name="numeric" argument="--range 1-86400"/>
                      </constraint>
                      <constraintErrorMessage>ARP cache entry timeout must be between 1 and 86400 seconds</constraintErrorMessage>
                    </properties>
                  </leafNode>
                  <leafNode name="enable-proxy-arp">
                    <properties>
                      <help>Enable proxy-arp on this interface</help>
                      <valueless/>
                    </properties>
                  </leafNode>
                  <leafNode name="proxy-arp-pvlan">
                    <properties>
                      <help>Enable private VLAN proxy ARP on this interface</help>
                      <valueless/>
                    </properties>
                  </leafNode>
                </children>
              </node>
              <leafNode name="mac">
                <properties>
                  <help>Media Access Control (MAC) address</help>
                  <valueHelp>
                    <format>h:h:h:h:h:h</format>
                    <description>Hardware (MAC) address</description>
                  </valueHelp>
                  <constraint>
                    <validator name="mac-address"/>
                  </constraint>
                </properties>
              </leafNode>
              <leafNode name="mtu">
                <properties>
                  <help>Maximum Transmission Unit (MTU)</help>
                  <valueHelp>
                    <format>68-9000</format>
                    <description>Maximum Transmission Unit</description>
                  </valueHelp>
                  <constraint>
                    <validator name="numeric" argument="--range 68-9000"/>
                  </constraint>
                  <constraintErrorMessage>MTU must be between 68 and 9000</constraintErrorMessage>
                </properties>
              </leafNode>
            </children>
          </tagNode>
        </children>
      </tagNode>
    </children>
  </node>
</interfaceDefinition>