4. Networking Examples : 4.6 VCDNI-Backed Organization Network : 4.6.1 Background
   
4.6.1 Background
A network pool is an object in vCloud that creates and manages isolated networks using vSphere port groups. The vSphere port groups can be pre-provisioned in vSphere or created dynamically by vCloud as needed for organization or vApp networks.
The following types of network pools are available in vCloud Director:
*VXLAN (vSphere port groups dynamically created)
*VLAN-backed (vSphere port groups dynamically created)
*vCloud Network Isolation-backed (vSphere port groups dynamically created)
*vSphere port group-backed (vSphere port groups manually created)