Zecur Cam HD uses new transmission system and a large number of servers. Comparing with AnTone, the performance of Zecur Cam HD is much better than that of AnTone in terms of connection rate and transmission speed. Zecur Cam HD improves the communication problem in the complex network environment. It solves dynamic IP and no public IP problems effectively under the environments of ADSL, PPPoE and LAN. Comparing DDNS, Zecur Cam HD do not need to apply for dynamic domain name, do port mapping and run DNS client. Remote view can be run based on a Zecur Cam HD code, which can be gotten at host-end software.Zecur Cam HD uses CDN (Content Delivery Network) technology in terms of servers, which is a leading technology used in many web portals. The servers of Zecur Cam HD are located at the key nodes of network operators in order to get perfect bandwidth. The CDN technology is very useful in the application of Zecur Cam HD.