From 6b1f49910e1c55bd7a3fbc8d23ad97aa96225361 Mon Sep 17 00:00:00 2001 From: "Sean M. Collins" Date: Thu, 10 Mar 2016 12:23:09 -0500 Subject: [PATCH] Tip for single interface runs that are started remotely Change-Id: I6e2870b5c409dd81a34cd9934f540d9558642f91 --- doc/source/guides/neutron.rst | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/doc/source/guides/neutron.rst b/doc/source/guides/neutron.rst index c8b5c4495f..67cf017f4c 100644 --- a/doc/source/guides/neutron.rst +++ b/doc/source/guides/neutron.rst @@ -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 ----------------------