Specify the account that will own the network. This can be run by a privileged user to be
able to set advanced network properties, such as the VLAN tag, and then to immediately pass
ownership of the network to an unprivileged user.
Note that the unprivileged user will be able to delete the network later, since they are it's owner.
Specify the domain that will own the network. Any user in the domain can then use this
CloudStack requires that when using this option, you also specify isShared(true).
Changes or deletions to this network must be done by a domain admin in the same domain, or a