Alan, Can you please explain what is the problem with linux working in trunk mode? What security problem are you talking about?
Thanks Offer Baruch On Apr 22, 2016 8:00 AM, "Alan Altmark" <[email protected]> wrote: > On Friday, 04/22/2016 at 02:41 GMT, Grzegorz Powiedziuk > <[email protected]> wrote: > > > > 3. Less common, useful in some cases - OSA is plugged into "trunk" port > on > > real switch and in general same as (2). But, when you do grant, you can > say > > that this specific grant should act as "porttype trunk" (and you specify > > which vlans are trunked) so VSWITCH instead of removing the vlan tag, > > forwards the whole thing to linux guest. So linux guest should be > > configured to receive and send tagged frames. As Mark mentioned, during > > install process it might be troublesome. > > Please don't do this. Instead, use a PORTBASED VSWITCH so that you can > two vNICs, each assigned to a different VLAN on the same VSWITCH. > > Except for a VSWITCH sniffer, there's no longer any need for Linux to be > VLAN-aware when running as a guest. > > Alan Altmark > > Senior Managing z/VM and Linux Consultant > Lab Services System z Delivery Practice > IBM Systems & Technology Group > ibm.com/systems/services/labservices > office: 607.429.3323 > mobile; 607.321.7556 > [email protected] > IBM Endicott > > ---------------------------------------------------------------------- > For LINUX-390 subscribe / signoff / archive access instructions, > send email to [email protected] with the message: INFO LINUX-390 or > visit > http://www.marist.edu/htbin/wlvindex?LINUX-390 > ---------------------------------------------------------------------- > For more information on Linux on System z, visit > http://wiki.linuxvm.org/ > ---------------------------------------------------------------------- For LINUX-390 subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO LINUX-390 or visit http://www.marist.edu/htbin/wlvindex?LINUX-390 ---------------------------------------------------------------------- For more information on Linux on System z, visit http://wiki.linuxvm.org/
