摘要： 针对目前Ｗｅｂ服务器必须面对越来越多的访问传输量的事实，本文着眼于引入负载均衡的技术，以提高Ｗｅｂ服务器的可用性、可靠性和性能为切入点，分析比较了几种实现手段。

关键词: 负载均衡, DNS, NAT

Abstract: According to the fact we have to make our network contented with high level of server traffic on Internet,this paper discusses the basics of load balancing terminology and proposes several forms to adapt to the improvements of Web server on availability, transparency, and robustness.

中图分类号: 

• TP393.098