All network-related options specified in /etc/eucalyptus/eucalyptus.conf use the prefix VNET_. The most commonly used VNET options are described in the following table.
If you change the value of in the file, you must restart the Cluster Controller.
|VNET_BRIDGE||This is the name of the bridge interface to which instances’ network interfaces should attach. A physical interface that can reach the CC must be attached to this bridge. Common setting for KVM is br0.||Node Controller|
|VNET_DHCPDAEMON||The ISC DHCP executable to use. This is set to a distro-dependent value by packaging. The internal default is /usr/sbin/dhcpd3.||Node Controller|
|VNET_MODE||The networking mode in which to run. The same mode must be specified on all CCs and NCs in your cloud. Valid values: EDGE||All CCs and NCs|
|VNET_PRIVINTERFACE||The name of the network interface that is on the same network as the NCs. Default: eth0||Node Controller|
|VNET_PUBINTERFACE||This is the name of the network interface that is connected to the same network as the CC. Depending on the hypervisor’s configuration this may be a bridge or a physical interface that is attached to the bridge. Default: eth0||Node Controller|