man: document that Anonymize=yes makes DHCP leases grow in size

Fixes: #11551

diff --git a/man/systemd.network.xml b/man/systemd.network.xml
index b06785046da3453eb852a6aee6ef81c072a8a665..5a83314332fe116d08476699086a7c1e773f2466 100644 (file)
--- a/man/systemd.network.xml
+++ b/man/systemd.network.xml
@@ -1263,6 +1263,11 @@
             <varname>UseRoutes=</varname>, <varname>SendHostname=</varname>,
             <varname>UseMTU=</varname>, <varname>VendorClassIdentifier=</varname>,
             <varname>UseTimezone=</varname>.</para>
+
+            <para>With this option enabled DHCP requests will mimic those generated by Microsoft Windows, in
+            order to reduce the ability to fingerprint and recognize installations. This means DHCP request
+            sizes will grow and lease data will be more comprehensive than normally, though most of the
+            requested data is not actually used.</para>
           </listitem>
         </varlistentry>
         <varlistentry>