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+<?xml version="1.0"?>
+<interfaceDefinition>
+ <node name="interfaces">
+ <children>
+ <tagNode name="tunnel" owner="${vyos_conf_scripts_dir}/interfaces_tunnel.py">
+ <properties>
+ <help>Tunnel interface</help>
+ <priority>380</priority>
+ <constraint>
+ <regex>tun[0-9]+</regex>
+ </constraint>
+ <constraintErrorMessage>tunnel interface must be named tunN</constraintErrorMessage>
+ <valueHelp>
+ <format>tunN</format>
+ <description>Tunnel interface name</description>
+ </valueHelp>
+ </properties>
+ <children>
+ #include <include/generic-description.xml.i>
+ #include <include/interface/address-ipv4-ipv6.xml.i>
+ #include <include/interface/disable.xml.i>
+ #include <include/interface/disable-link-detect.xml.i>
+ #include <include/interface/mtu-64-8024.xml.i>
+ <leafNode name="mtu">
+ <defaultValue>1476</defaultValue>
+ </leafNode>
+ #include <include/interface/ipv4-options.xml.i>
+ #include <include/interface/ipv6-options.xml.i>
+ #include <include/source-address-ipv4-ipv6.xml.i>
+ #include <include/interface/tunnel-remote.xml.i>
+ #include <include/source-interface.xml.i>
+ <leafNode name="6rd-prefix">
+ <properties>
+ <help>6rd network prefix</help>
+ <valueHelp>
+ <format>ipv6</format>
+ <description>IPv6 address and prefix length</description>
+ </valueHelp>
+ <constraint>
+ <validator name="ipv6-prefix"/>
+ </constraint>
+ </properties>
+ </leafNode>
+ <leafNode name="6rd-relay-prefix">
+ <properties>
+ <help>6rd relay prefix</help>
+ <valueHelp>
+ <format>ipv4net</format>
+ <description>IPv4 prefix of interface for 6rd</description>
+ </valueHelp>
+ <constraint>
+ <validator name="ipv4-prefix"/>
+ </constraint>
+ </properties>
+ </leafNode>
+ <leafNode name="encapsulation">
+ <properties>
+ <help>Encapsulation of this tunnel interface</help>
+ <completionHelp>
+ <list>erspan gre gretap ip6erspan ip6gre ip6gretap ip6ip6 ipip ipip6 sit</list>
+ </completionHelp>
+ <valueHelp>
+ <format>erspan</format>
+ <description>Encapsulated Remote Switched Port Analyzer</description>
+ </valueHelp>
+ <valueHelp>
+ <format>gre</format>
+ <description>Generic Routing Encapsulation (network layer)</description>
+ </valueHelp>
+ <valueHelp>
+ <format>gretap</format>
+ <description>Generic Routing Encapsulation (datalink layer)</description>
+ </valueHelp>
+ <valueHelp>
+ <format>ip6erspan</format>
+ <description>Encapsulated Remote Switched Port Analyzer over IPv6</description>
+ </valueHelp>
+ <valueHelp>
+ <format>ip6gre</format>
+ <description>GRE over IPv6 (network layer)</description>
+ </valueHelp>
+ <valueHelp>
+ <format>ip6gretap</format>
+ <description>GRE over IPv6 (datalink layer)</description>
+ </valueHelp>
+ <valueHelp>
+ <format>ip6ip6</format>
+ <description>IPv6 in IPv6 encapsulation</description>
+ </valueHelp>
+ <valueHelp>
+ <format>ipip</format>
+ <description>IPv4 in IPv4 encapsulation</description>
+ </valueHelp>
+ <valueHelp>
+ <format>ipip6</format>
+ <description>IPv4 in IP6 encapsulation</description>
+ </valueHelp>
+ <valueHelp>
+ <format>sit</format>
+ <description>Simple Internet Transition (IPv6 in IPv4)</description>
+ </valueHelp>
+ <constraint>
+ <regex>(erspan|gre|gretap|ip6erspan|ip6gre|ip6gretap|ip6ip6|ipip|ipip6|sit)</regex>
+ </constraint>
+ <constraintErrorMessage>Invalid encapsulation, must be one of: erspan, gre, gretap, ip6erspan, ip6gre, ip6gretap, ipip, sit, ipip6 or ip6ip6</constraintErrorMessage>
+ </properties>
+ </leafNode>
+ #include <include/interface/mirror.xml.i>
+ <leafNode name="enable-multicast">
+ <properties>
+ <help>Enable multicast operation over tunnel</help>
+ <valueless/>
+ </properties>
+ </leafNode>
+ <node name="parameters">
+ <properties>
+ <help>Tunnel parameters</help>
+ </properties>
+ <children>
+ <node name="erspan">
+ <properties>
+ <help>ERSPAN tunnel parameters</help>
+ </properties>
+ <children>
+ <leafNode name="direction">
+ <properties>
+ <help>Mirrored traffic direction</help>
+ <completionHelp>
+ <list>ingress egress</list>
+ </completionHelp>
+ <valueHelp>
+ <format>ingress</format>
+ <description>Mirror ingress traffic</description>
+ </valueHelp>
+ <valueHelp>
+ <format>egress</format>
+ <description>Mirror egress traffic</description>
+ </valueHelp>
+ <constraint>
+ <regex>(ingress|egress)</regex>
+ </constraint>
+ </properties>
+ </leafNode>
+ <leafNode name="hw-id">
+ <properties>
+ <help>Unique identifier of an ERSPAN engine within a system</help>
+ <valueHelp>
+ <format>u32:0-1048575</format>
+ <description>Unique identifier of an ERSPAN engine</description>
+ </valueHelp>
+ <constraint>
+ <validator name="numeric" argument="--range 0-1048575"/>
+ </constraint>
+ </properties>
+ </leafNode>
+ <leafNode name="index">
+ <properties>
+ <help>ERSPAN version 1 index field</help>
+ <valueHelp>
+ <format>u32:0-63</format>
+ <description>Platform-depedent field for specifying port number and direction</description>
+ </valueHelp>
+ <constraint>
+ <validator name="numeric" argument="--range 0-63"/>
+ </constraint>
+ </properties>
+ </leafNode>
+ <leafNode name="version">
+ <properties>
+ <help>Protocol version</help>
+ <completionHelp>
+ <list>1 2</list>
+ </completionHelp>
+ <valueHelp>
+ <format>1</format>
+ <description>ERSPAN Type II</description>
+ </valueHelp>
+ <valueHelp>
+ <format>2</format>
+ <description>ERSPAN Type III</description>
+ </valueHelp>
+ <constraint>
+ <validator name="numeric" argument="--range 1-2"/>
+ </constraint>
+ </properties>
+ <defaultValue>1</defaultValue>
+ </leafNode>
+ </children>
+ </node>
+ <node name="ip">
+ <properties>
+ <help>IPv4-specific tunnel parameters</help>
+ </properties>
+ <children>
+ <leafNode name="no-pmtu-discovery">
+ <properties>
+ <help>Disable path MTU discovery</help>
+ <valueless/>
+ </properties>
+ </leafNode>
+ <leafNode name="ignore-df">
+ <properties>
+ <help>Ignore the DF (don't fragment) bit</help>
+ <valueless/>
+ </properties>
+ </leafNode>
+ #include <include/interface/parameters-key.xml.i>
+ #include <include/interface/parameters-tos.xml.i>
+ #include <include/interface/parameters-ttl.xml.i>
+ <leafNode name="ttl">
+ <defaultValue>64</defaultValue>
+ </leafNode>
+ </children>
+ </node>
+ <node name="ipv6">
+ <properties>
+ <help>IPv6-specific tunnel parameters</help>
+ </properties>
+ <children>
+ <leafNode name="encaplimit">
+ <properties>
+ <help>Set fixed encapsulation limit</help>
+ <completionHelp>
+ <list>none</list>
+ </completionHelp>
+ <valueHelp>
+ <format>u32:0-255</format>
+ <description>Encapsulation limit</description>
+ </valueHelp>
+ <valueHelp>
+ <format>none</format>
+ <description>Disable encapsulation limit</description>
+ </valueHelp>
+ <constraint>
+ <regex>(none)</regex>
+ <validator name="numeric" argument="--range 0-255"/>
+ </constraint>
+ <constraintErrorMessage>Tunnel encaplimit must be 0-255 or none</constraintErrorMessage>
+ </properties>
+ <defaultValue>4</defaultValue>
+ </leafNode>
+ #include <include/interface/parameters-flowlabel.xml.i>
+ <leafNode name="hoplimit">
+ <properties>
+ <help>Hoplimit</help>
+ <valueHelp>
+ <format>u32:0-255</format>
+ <description>Hop limit</description>
+ </valueHelp>
+ <constraint>
+ <validator name="numeric" argument="--range 0-255"/>
+ </constraint>
+ <constraintErrorMessage>hop limit must be between 0-255</constraintErrorMessage>
+ </properties>
+ <defaultValue>64</defaultValue>
+ </leafNode>
+ <leafNode name="tclass">
+ <properties>
+ <help>Traffic class (Tclass)</help>
+ <valueHelp>
+ <format>0x0-0x0fffff</format>
+ <description>Traffic class, 'inherit' or hex value</description>
+ </valueHelp>
+ <constraint>
+ <regex>(0x){0,1}(0?[0-9A-Fa-f]{1,2})</regex>
+ </constraint>
+ <constraintErrorMessage>Must be 'inherit' or a number</constraintErrorMessage>
+ </properties>
+ <defaultValue>inherit</defaultValue>
+ </leafNode>
+ </children>
+ </node>
+ </children>
+ </node>
+ #include <include/interface/vrf.xml.i>
+ #include <include/interface/redirect.xml.i>
+ </children>
+ </tagNode>
+ </children>
+ </node>
+</interfaceDefinition>