[ldoms-discuss] Can you change the default-vlan-id on an existing vswitch?

[sriharsha.basavapa...@sun.com]

On 01/04/10 07:41, Steve Goldthorpe wrote:
> Thanks Mike but I don't think the pvid of the switch and the default-vlan-id 
> are exactly the same.  I think you need to set the default-vlan-id properly 
> to allow an LDom to use that VLAN.
>
> Example Config:
> Physical switch configured with untagged traffic on VLAN X, tagged on Y, Z.
>
> The following works:
> default-vlan-id=1
> vsw pvid = X (vsw0)
> vnet pvid = Y, vid=Z (vnet0, vnetZ000)
>
> However if vnet now needs to access VLAN X as well, I think you have to set 
> the default-vlan-id appropriately:
>
> default-vlan-id=X
> vsw pvid = X (vsw0)
> vnet vpid = Y, vid=X,Z (vnet0, vnetX000, vnetZ000)
>   
There is no need to set X as the default vlan id, if vnet needs to 
access vlan X. You just need to add X as an additional vid to that vnet. 
There is no need to change the default-vlan-id. i.e, in the above 3 
lines, you don't need the first line - default-vlan-id=X.
-Harsha
> I think you can do the following:
> default-vlan-id=1
> vsw pvid = X (vsw0)
> vnet vpid = Y, vid=1,Z (vnet0, vnet1000, vnetZ000)
>
> But now the client now knows I've mucked up as there's no vnetX000...
>
> -Steve
>
> --- On Mon, 4/1/10, Mike Gerdts <mgerdts at gmail.com> wrote:
>
>   
>> From: Mike Gerdts <mgerdts at gmail.com>
>> Subject: Re: [ldoms-discuss] Can you change the default-vlan-id on an 
>> existing  vswitch?
>> To: sun at waistcoat.org.uk
>> Cc: ldoms-discuss at opensolaris.org
>> Date: Monday, 4 January, 2010, 14:29
>> On Tue, Dec 22, 2009 at 3:30 AM,
>> Steve Goldthorpe <sun at waistcoat.org.uk>
>> wrote:
>>     
>>> We've got a few machines that don't have the correct
>>>       
>> default-vlan-id set and I'd like to tidy them up.
>>     
>>> Can you change the default-vlan-id on an existing
>>>       
>> vswitch?  The only way I've found so far is to delete the
>> vswitch and re-create it which is a bit of a pain.  If not
>> could it be added (delayed reconfig would be OK by me)?
>>     
>>> (I'm using Solaris 10 u7/8 & LDoms 1.2).
>>>
>>> -Steve Goldthorpe
>>>
>>>    vswitch     ( vsw )
>>>        add-vswitch [default-vlan-id=<vid>]
>>>       
>> [pvid=<pvid>] [vid=<vid1,vid2,...>]
>>     
>>>                [mac-addr=<num>]
>>>       
>> [net-dev=<device>] [mode=<mode>]
>> [mtu=<mtu>]
>>     
>>>                [id=<switchid>]
>>>       
>> <vswitch_name> <ldom>
>>     
>>>        set-vswitch [pvid=[<pvid>]]
>>>       
>> [vid=[<vid1,vid2,...>]] [mac-addr=<num>]
>>     
>>>                [net-dev=<device>]
>>>       
>> [mode=<mode>] [mtu=[<mtu>]]
>> <vswitch_name>
>>
>> The answer is given above.
>>
>> ldm set-vsw pvid=123 <vswitch_name>
>>
>>     
>>>        remove-vswitch [-f] <vswitch_name>
>>>
>>> _______________________________________________
>>> ldoms-discuss mailing list
>>> ldoms-discuss at opensolaris.org
>>> http://mail.opensolaris.org/mailman/listinfo/ldoms-discuss
>>>
>>>       
>>
>> -- 
>> Mike Gerdts
>> http://mgerdts.blogspot.com/
>>
>>