Co-location
- All cluster nodes must reside at the same geographical location (be co-located).
 - All cluster nodes must belong to the same IP network.
 - No firewalls can exist between cluster nodes.
 - Firewalls can exist between client browsers and the cluster nodes and product devices managed by a product plugin if their logical ports are specified when you install the cluster. Refer to the Check Firewall Settings section for more information.
 


