The LLDP design allows the switches to be managed and configured easily by a single administrator console, and the topology can be automatically drawn in just seconds. More advanced management protocols such as DHCP option 82, SNMPv3, or VLAN are available for surveillance applications. In addition, the slim IP31 grade rugged housing design with great heat radiation ability and redundant 12/48V DC power inputs with polarity reverse function make JetNet 4006 series represent best fitted, cost-effective and rugged solutions for surveillance in harsh environments according to the company. Examples of applications are railways, factory automation, coal mines, petrochemical factories, food/beverage industries, plant floors, etc.