Document using Q_ML2_PLUGIN_PATH_MTU

I tested it, and it works!

Change-Id: Ic345ededc37b2e0b7b5dbeb397aa55540d5c3bd8
Related-Bug: #1527675
This commit is contained in:
Mike Spreitzer 2016-01-26 14:06:17 -05:00
parent ffb96b85d3
commit 4baa4ce2b3

View File

@ -23,7 +23,9 @@ Physical Network Setup
In most cases where DevStack is being deployed with a single
interface, there is a hardware router that is being used for external
connectivity and DHCP. The developer machine is connected to this
network and is on a shared subnet with other machines.
network and is on a shared subnet with other machines. The
`local.conf` exhibited here assumes that 1500 is a reasonable MTU to
use on that network.
.. nwdiag::
@ -434,6 +436,16 @@ bridge, to forward traffic sent by guest VMs.
Miscellaneous Tips
==================
Non-Standard MTU on the Physical Network
----------------------------------------
DevStack defaults to assume that the MTU on the physical network
is 1500. A different MTU can be specified by adding the following to
the `localrc` part of `local.conf` on each machine.
::
Q_ML2_PLUGIN_PATH_MTU=1500
Disabling Next Generation Firewall Tools
----------------------------------------