[ovs-dev] [rspan 1/2] Document that mirroring to a GRE tunnel works and is better than RSPAN.
Ethan Jackson
ethan at nicira.com
Sat Aug 6 01:17:34 UTC 2011
Looks good.
Ethan
On Fri, Aug 5, 2011 at 16:59, Ben Pfaff <blp at nicira.com> wrote:
> ---
> vswitchd/vswitch.xml | 16 ++++++++++++----
> 1 files changed, 12 insertions(+), 4 deletions(-)
>
> diff --git a/vswitchd/vswitch.xml b/vswitchd/vswitch.xml
> index b3029eb..e4efa99 100644
> --- a/vswitchd/vswitch.xml
> +++ b/vswitchd/vswitch.xml
> @@ -1656,10 +1656,14 @@
> <column name="output_port">
> <p>Output port for selected packets, if nonempty.</p>
> <p>Specifying a port for mirror output reserves that port exclusively
> - for mirroring. No frames other than those selected for mirroring
> - will be forwarded to the port, and any frames received on the port
> - will be discarded.</p>
> - <p>This type of mirroring is sometimes called SPAN.</p>
> + for mirroring. No frames other than those selected for mirroring
> + will be forwarded to the port, and any frames received on the port
> + will be discarded.</p>
> + <p>
> + The output port may be any kind of port supported by Open vSwitch.
> + It may be, for example, a physical port (sometimes called SPAN), or a
> + GRE tunnel (sometimes called ERSPAN).
> + </p>
> </column>
>
> <column name="output_vlan">
> @@ -1727,6 +1731,10 @@
> Open vSwitch is being used as an intermediate switch, learning can be
> disabled by adding the mirrored VLAN to <ref column="flood_vlans"/>
> in the appropriate <ref table="Bridge"/> table or tables.</p>
> + <p>
> + Mirroring to a GRE tunnel has fewer caveats than mirroring to a
> + VLAN and should generally be preferred.
> + </p>
> </column>
> </group>
>
> --
> 1.7.4.4
>
> _______________________________________________
> dev mailing list
> dev at openvswitch.org
> http://openvswitch.org/mailman/listinfo/dev
>
More information about the dev
mailing list