[ovs-discuss] Virtual Switch Tagging in open vswitch?

David V. Cloud david.v.cloud at gmail.com
Wed Feb 24 05:28:03 UTC 2010

... my previous mail didn't show up on the list.. try to resend. sorry.

On Wed, Feb 24, 2010 at 11:54 AM, David V. Cloud <david.v.cloud at gmail.com>wrote:

> Hi all,
> I have gone through the ovs-vswitchd and ovs-vswitchd.conf man pages. I
> couldn't find anything similar to Virtual Switch Tagging (VST mode) in
> VMware ESX. Basically, "the virtual switch port group tags all outbound
> frames and removes tags for all inbound frames." I have tried 'Untagged VLAN
> Ports'. Although, similar, this is different from VST mode. It will only
> receive frames with 802.1Q headers of specified VID. However, the outbound
> frames are untagged. I have verify the above statement using two KVM virtual
> machines together with usermode open vswitch (open vswitch kernel module
> won't compile on Linux kernel.
> So, I am wondering if I can implement something similar to VST mode on open
> vswitch? Correct me if I have any misunderstanding about VLAN support in
> open vswitch.
> p.s. The VST mode and some other VLAN features are documented at
> http://www.vmware.com/pdf/esx3_vlan_wp.pdf
> Thanks,
> ~D
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