84 • 4-Series™ Control Systems Product Manual — Doc. 8559B
Connect the Control Subnet
The CP4N has a dedicated Control Subnet that is used for communication between the control
system and Crestron Ethernet devices without interference from other traffic on the network.
CAUTION:Do not connect the CONTROL SUBNET port to the LAN. The CONTROL SUBNET
port must only be connected to Crestron Ethernet devices.
For more information on using the Control Subnet, refer to Control Subnet (on page185).