1 files changed, 114 insertions, 0 deletions
diff --git a/interface-definitions/system_ip.xml.in b/interface-definitions/system_ip.xml.in
new file mode 100644
index 000000000..6e3b7d5d0
--- /dev/null
+++ b/interface-definitions/system_ip.xml.in
@@ -0,0 +1,114 @@
+<?xml version="1.0"?>
+<interfaceDefinition>
+  <node name="system">
+    <children>
+      <node name="ip" owner="${vyos_conf_scripts_dir}/system_ip.py">
+        <properties>
+          <help>IPv4 Settings</help>
+          <!-- must be before any interface, check /opt/vyatta/sbin/priority.pl -->
+          <priority>290</priority>
+        </properties>
+        <children>
+          <node name="arp">
+            <properties>
+              <help>Parameters for ARP cache</help>
+            </properties>
+            <children>
+              #include <include/arp-ndp-table-size.xml.i>
+            </children>
+          </node>
+          <leafNode name="disable-forwarding">
+            <properties>
+              <help>Disable IPv4 forwarding on all interfaces</help>
+              <valueless/>
+            </properties>
+          </leafNode>
+          <leafNode name="disable-directed-broadcast">
+            <properties>
+              <help>Disable IPv4 directed broadcast forwarding on all interfaces</help>
+              <valueless/>
+            </properties>
+          </leafNode>
+          <node name="multipath">
+            <properties>
+              <help>IPv4 multipath settings</help>
+            </properties>
+            <children>
+              <leafNode name="ignore-unreachable-nexthops">
+                <properties>
+                  <help>Ignore next hops that are not in the ARP table</help>
+                  <valueless/>
+                </properties>
+              </leafNode>
+              <leafNode name="layer4-hashing">
+                <properties>
+                  <help>Use layer 4 information for ECMP hashing</help>
+                  <valueless/>
+                </properties>
+              </leafNode>
+            </children>
+          </node>
+          <node name="tcp">
+            <properties>
+              <help>IPv4 TCP parameters</help>
+            </properties>
+            <children>
+              <node name="mss">
+                <properties>
+                  <help>IPv4 TCP MSS probing options</help>
+                </properties>
+                <children>
+                  <leafNode name="probing">
+                    <properties>
+                      <help>Attempt to lower the MSS if TCP connections fail to establish</help>
+                      <completionHelp>
+                        <list>on-icmp-black-hole force</list>
+                      </completionHelp>
+                      <valueHelp>
+                        <format>on-icmp-black-hole</format>
+                        <description>Attempt TCP MSS probing when an ICMP black hole is detected</description>
+                      </valueHelp>
+                      <valueHelp>
+                        <format>force</format>
+                      <description>Attempt TCP MSS probing by default</description>
+                      </valueHelp>
+                      <constraint>
+                        <regex>(on-icmp-black-hole|force)</regex>
+                      </constraint>
+                      <constraintErrorMessage>Must be on-icmp-black-hole or force</constraintErrorMessage>
+                    </properties>
+                  </leafNode>
+                  <leafNode name="base">
+                    <properties>
+                      <help>Base MSS to start probing from (applicable to "probing force")</help>
+                      <valueHelp>
+                        <format>u32:48-1460</format>
+                        <description>Base MSS value for probing (default: 1024)</description>
+                      </valueHelp>
+                      <constraint>
+                        <validator name="numeric" argument="--range 48-1460"/>
+                      </constraint>
+                    </properties>
+                  </leafNode>
+                  <leafNode name="floor">
+                    <properties>
+                      <help>Minimum MSS to stop probing at (default: 48)</help>
+                      <valueHelp>
+                        <format>u32:48-1460</format>
+                        <description>Minimum MSS value to probe</description>
+                      </valueHelp>
+                      <constraint>
+                        <validator name="numeric" argument="--range 48-1460"/>
+                      </constraint>
+                    </properties>
+                  </leafNode>
+                </children>
+              </node>
+            </children>
+          </node>
+          #include <include/system-ip-protocol.xml.i>
+        </children>
+      </node>
+    </children>
+  </node>
+</interfaceDefinition>