The Cisco 7940 (CP-7940) is a state of the art Voice over IP telephone with advanced features and rock solid stability which makes it ideal for a medium to high traffic office environment. The Cisco 7940 is designed around the communication needs of today's professionals and includes a large pixel based LCD display, full duplex speaker phone and an internal Cisco Ethernet switch. The integrated two port Ethernet switch allows a computer the 7940 to be daisy chained, reducing the amount of cabling and Ethernet ports needed for the office. The network administrator can use separate VLAN's (802.1Q) for the computer and the phone providing improved quality of service and reliability of voice and data traffic. The Cisco IP Phone 7940 is multi-protocol enabled supporting Session Initiated Protocol (SIP), Media Gateway Control Protocol (MGCP), as well as Cisco's CallManager Skinny Client Control Protocol (SCCP).