@@ -19,6 +19,18 @@ physical interface can be used to transmit tenant network traffic,

 the OpenStack API traffic, and management traffic.

+.. warning::

+

+    When using a single interface networking setup, there will be a

+    temporary network outage as your IP address is moved from the

+    physical NIC of your machine, to the OVS bridge. If you are SSH'd

+    into the machine from another computer, there is a risk of being

+    disconnected from your ssh session (due to arp cache

+    invalidation), which would stop the stack.sh or leave it in an

+    unfinished state. In these cases, start stack.sh inside its own

+    screen session so it can continue to run.

+

+

 Physical Network Setup

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