[et-mgmt-tools] [PATCH] Add usermode networking to the list of available network types

Daniel P. Berrange berrange at redhat.com
Wed Jan 16 17:59:00 UTC 2008


On Wed, Jan 16, 2008 at 06:18:56PM +0100, Soren Hansen wrote:
> On Wed, Jan 16, 2008 at 04:50:15PM +0000, Daniel P. Berrange wrote:
> > There is no point choosing a MAC address if you're using user mode
> > network because you don't have any control over usermode network
> > stack. 
> 
> Not true. At least some OS's (Ubuntu to name one) assigns persistent
> names to NIC's based on their MAC.  It might be convenient for you to be
> able to switch between virtual, bridged and usermode networking, but
> keep the same MAC (and hence interface name).

Again this goes back to the fact that switching between virtual & user
mode networking is nonsensical. If you have virtual networking or
bridged available, user networking is utterly pointless. If you don't
have virtual/bridged available and user networking is your only option
then there is no need for persistent MAC because you've got nothing
to switch between.

The ideal long term plan is to make an implementation of the virtual
networking APIs which can be used by unprivileged users too, thus killing
any need to use user mode networking at all.

User mode networking is a dead end and I've no intention to expose dead
end functionality in the UI.

Dan.
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