The IS-IPC connects the IS-CCU and all of its wired components to a network. One IS-IPC is required for every IS-CCU and is wired using three CAT-5e/6 cables. Up to eight IS-IPC's may be using in a fully networked system. The unit can be rack mounted in an EIA standard rack (2U required) or wall mounted using brackets. It is powered using an external 48V DC power supply, IS-PU-UL. IS-IPC is required for a PBX connection.