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You might want to change the original network configuration of your cloud. To change your network configuration, perform the tasks listed in this topic.Log in to the CLC and open the /etc/eucalyptus/eucalyptus.conf file. Navigate to the Networking Configuration section and make your edits. Save the file. Restart the Cluster Controller.
systemctl restart eucalyptus-cluster.service
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.
| Option | Description | Component |
|---|---|---|
| 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 |