Specifications

Engineering Guidelines
176
Figure 23: Fully-meshed WAN Connections - Star Configuration
Non-meshed WAN connections
If all VPNs terminate at the HQ access router in a star configuration, then connections between
remote nodes will use bandwidth twice on the access link to HQ, and this needs to be counted.
An example of a business configuration like this is a franchise where internode traffic is either
limited in volume or regulated by call control. In this situation, the location of the root node HQ
site, and the WAN in Zone 4 is simply a method to connect sites and is not be included in the
configuration.
Figure 24: Non-meshed WAN