It is done by libvirt. Vish
On Jun 5, 2012, at 11:55 PM, William Herry wrote: > when a instance created, a network interface call vnetX will be created and > attach to that instance > > I find related info about this in nova/virt/libvirt/vif.py, ip and tunctl > seem to be the tool to create that, > but one of our compute node base on centos6.2, iproute is not support > tuntap(show error when I run ip tuntap add) > and uml-utilities(provide tunctl command) is not installed, but vnetX still > be created when launch a instance > > my question is, how did vnetX created, doesn't nova code handle this, or this > work belong to libvirt > can I create this kind interface manually and attach to instance, how to do > this > > Thanks > > -- > > > > William Herry > ==================== > williamherrych...@gmail.com > > _______________________________________________ > Mailing list: https://launchpad.net/~openstack > Post to : openstack@lists.launchpad.net > Unsubscribe : https://launchpad.net/~openstack > More help : https://help.launchpad.net/ListHelp
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