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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/interface/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/vrf.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>
#include <include/interface/interface-firewall.xml.i>
#include <include/interface/interface-policy.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)$</regex>
</constraint>
<constraintErrorMessage>Invalid encapsulation, must be one of: erspan, gre, gretap, ip6erspan, ip6gre, ip6gretap, ipip, sit, ipip6 or ip6ip6</constraintErrorMessage>
</properties>
</leafNode>
<leafNode name="multicast">
<properties>
<help>Multicast operation over tunnel</help>
<completionHelp>
<list>enable disable</list>
</completionHelp>
<valueHelp>
<format>enable</format>
<description>Enable multicast</description>
</valueHelp>
<valueHelp>
<format>disable</format>
<description>Disable multicast (default)</description>
</valueHelp>
<constraint>
<regex>^(enable|disable)$</regex>
</constraint>
<constraintErrorMessage>Must be 'disable' or 'enable'</constraintErrorMessage>
</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>
</children>
</tagNode>
</children>
</node>
</interfaceDefinition>
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