Re: VKernel progress update - 10 Jan 2006

["Sepherosa Ziehau" <sepherosa@xxxxxxxxx>]

On 1/12/07, Matthew Dillon <dillon@apollo.backplane.com> wrote:
>     I would suggest that VKE's be numbered from zero, because then we could
>     have the vkernel automatically allocate a free TAP interface and not
>     create confusion with rc.conf in the virtual environment.

OK

>     Also, the vkernel can ifconfig up the TAP side of the interface as well
>     or do the basic bridge tie-in.  That way the sysop wouldn't have to
>     worry about which tap interface was allocated.
>
>     Bridging is easy mode but not paricularly efficient because broadcasts
>     would wind up being spammed to all the running vkernels (not fun!).
>     routing a LAN IP might be a better solution.  I can see a need for both
>     solutions.
>
>     So, e.g. leave the -I option intact but add some features and optional
>     real-kernel-side IP configuration.  like this:
>
>     -I auto:10.0.0.1:10.0.0.2
>     -I auto:10.0.0.1:10.0.0.2:24
>     -I auto:bridge0
>     -I tap0:bridge0
>
>        auto        - automatically find a free TAP interface and use it
>        10.0.0.1    - specify TAP interface IP
>        10.0.0.2    - specify VKE interface IP

IMHO, we need not to specify vke(4) ip address on command line,
instead, it should be configured in vkernel.

Best Regards,
sephe

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