Looking to only have 1 cable run to your various IP cameras? By using the following PoE switch you can do just that, and eliminate the need for power cables.
The TRENDnet TPE-224WS is a 24-Port 10/100Mbps web smart PoE switch with 4 Gigabit Ports and 2 Shared Mini-GBIC slots, which makes it a great solution for IP surveillance systems. This PoE switch delivers a 12.8Gbps switching capacity with Power over Ethernet (PoE) technology and managed layer 2 features at a reduced cost.
Additionally this 24 port PoE switch provides support for SNMP v1, 802.1x, STP, 802.1Q VLAN, QoS, IGMP snooping, Broadcast Storm Control and port Trunking, which provides a cost effective, scalable and secure backbone PoE switch solution for SMB networks.
Power over Ethernet (PoE) technology reduces equipment and installation costs by delivering data and power over existing Ethernet cables. SNMP support enables the switch to provide valuable status and event information, saving system administrators time and resources.
Furthermore you can access the Web-browser management interface and segment on up to 256 virtual local area networks, manage network priority with 802.1p support and dedicate bandwidth with port-based trunking
Find out more: http://www.cu1.com/tpe224ws.html