thank u Abo Zaid for the reply.

what i want to do is to isolate vlans on L2 which they are sharing the same
primary VLAN, and at the same time, the hosts on these isolated vlans can
reach L3 ip address of the primary VLAN.

it is like this

             interface VLAN100
                         |
-------------VLAN100 (Primary)----------------
                         |
---------------------------------------------------------
         |                                  |
VLAN200 (isolated)     VLAN300 (isolated)


On Mon, Apr 21, 2008 at 2:58 PM, Ibrahim Abo Zaid <[EMAIL PROTECTED]>
wrote:

> Hi Manaf
>
> what do u mean reach global vlan at L3 ? private VLAN provides L2
> isolation and L3 should be transparent i mean you can keep hosts ip planning
> and routing policy should match with the L2 topolgy after configuring
> private VLANs  .
>
> if you added more info about your problem or solution , it'd be better
>
>
> best regards
> --Abo Zaid
>
>
>
> On 4/21/08, Manaf Oqlah <[EMAIL PROTECTED]> wrote:
>
> > I want to segregate traffic between some VLANs at layer 2 using private
> > but
> > still can reach the global vlan at layer 3.
> > _______________________________________________
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> >
>
>
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