The computer network service provider must provide a good service. Service quality is the most important factor and always be maintained properly. of can change depending on number characteristics users. This study optimizes performance existing networks, namely ordinary LAN networks with application VLANs. It very because users increasing will continue to increase, while need for urgent. resul...

With the rapid development of China’s science and technology, today’s Internet communication technology has also followed ever-changing, but there is still a certain network information security problems, this problem not to be underestimated. Network close relationship with national important documents protection confidentiality, social stability, development, economic development. The use com...

A new model for the design of the city gas distribution network has been presented. On the basis of mass flow rates and pressure balances a nonlinear system of equation is obtained. A method for solving the latter is outlined which gives accurate results. Also, this method, when compared to the other accessible ones, takes less computer time. Finally in this method the actual length of netw...

Increasing usage of Internet and computer networks by individuals and organizations and also attackers’ usage of new methods and tools in an attempt to endanger network security, have led to the emergence of a wide range of threats to networks. A honeypot is one of the basic techniques employed for network security improvement. It is basically designed to be attacked so as to get the attackers’...