networkd: VXLAN add better explanation for ARPProxy (#4781)

This closes #4768

diff --git a/man/systemd.netdev.xml b/man/systemd.netdev.xml
index ffb66e735b5fd419ae69d0775867dbc23a70bda7..a549ec83bdda80f3891e056c3120cf2b32c171e4 100644 (file)
--- a/man/systemd.netdev.xml
+++ b/man/systemd.netdev.xml
@@ -512,7 +512,9 @@
       <varlistentry>
         <term><varname>ARPProxy=</varname></term>
         <listitem>
-          <para>A boolean. When true, enables ARP proxying.</para>
+          <para>A boolean. When true bridge-connected VXLAN tunnel endpoint
+         answers ARP requests from the local bridge on behalf of
+         remote Distributed Overlay Virtual Ethernet (DOVE) clients.</para>
         </listitem>
       </varlistentry>
       <varlistentry>