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@@ -19,6 +19,18 @@ physical interface can be used to transmit tenant network traffic,
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the OpenStack API traffic, and management traffic.
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+.. warning::
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+
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+ When using a single interface networking setup, there will be a
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+ temporary network outage as your IP address is moved from the
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+ physical NIC of your machine, to the OVS bridge. If you are SSH'd
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+ into the machine from another computer, there is a risk of being
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+ disconnected from your ssh session (due to arp cache
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+ invalidation), which would stop the stack.sh or leave it in an
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+ unfinished state. In these cases, start stack.sh inside its own
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+ screen session so it can continue to run.
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+
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+
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Physical Network Setup
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----------------------
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