本文对边界网关协议(BGP)的基本操作、路由原理、消息类型、分组格式等基 本理论作了科学的阐述。在此基础上指出了边界网关协议存在的缺陷,并对可能存在的漏洞攻击及其防范措施进行了分析。 关键字:边界网关协议、BGP、AS、路由、RFC、EGP Abstract: This paper specifies an Internet standards track protocol for the Internet community,which called BGP, explains BGP attributes and their use in route selection, examines the BGP route selection process. The issue of BGP vulnerability management is also been discussed in this paper. Keyword: Border Gateway Protocol, BGP, AS, Router, RFC, EGP