diff --git a/docs/Shorewall_and_Aliased_Interfaces.xml b/docs/Shorewall_and_Aliased_Interfaces.xml
index a137f75d3..7f0e82afa 100644
--- a/docs/Shorewall_and_Aliased_Interfaces.xml
+++ b/docs/Shorewall_and_Aliased_Interfaces.xml
@@ -338,5 +338,15 @@ loc2 eth1:192.168.20.0/24
Interface.
+
+
+ Defining a Zone-per-Address
+
+ Shorewall's support for Linux
+ Vservers can (miss-)used to create a separate zone per alias.
+ Note that this results in a partitioning of the firewall
+ zone. Be sure that you define an ACCEPT policy between your
+ vserver zones and $FW.
+
diff --git a/docs/Vserver.xml b/docs/Vserver.xml
index 46ebccdb4..5d5295523 100644
--- a/docs/Vserver.xml
+++ b/docs/Vserver.xml
@@ -65,6 +65,11 @@
+ Note that you don't need to run Vservers to use vserver zones; they
+ may also be used to create a firewall sub-zone for each aliased
+ interface.
+
If you use these zones, keep in mind that Linux-vserver implements a
very weak form of network virtualization: