Make sure your Gateway indicates discoverymode and that the camera is using the proper power supply (9 volt).
请确认您的网关模式和发现表明，该相机采用适当的电源供应器(9伏)。
2
The xntp V4.2.1 includes support for IPv6, new server discovery schemes, orphan mode and other improvements.
xntp V4.2.1 支持 IPv6、新的服务器发现方案、orphan 模式和其他改进。
3
Service Discovery Protocol (SDP) is one core protocol of bluetooth protocol stack, an important part of bluetooth system and the base of all user mode.