【名词&注释】
路由器(router)、软件开发(software development)、著作权法(copyright law)、管理机构、网络地址转换(nat)、时事新闻(current news)、代理服务器(proxy server)、国家机关、虚拟拨号(virtual dial-up)、专线接入(line serice line access)
[单选题]The Border Gateway Protocol(BGP)is an interautonomous system【S1】protoco1.The primary function of a BGP speaking system is to exchange network【S2】information withother BGP system.This network reachability information includes information on the list of Auton0.mous System(ASs)that reachability information traverses.BGP一4 provides a new set of mecha-nisms for supposing【S3】interdomain routing.These mechanisms include support for adver-tising an IP【S4】and eliminate the concept of network class within BGP.BGP-4 also intro-duces mechanisms that allow aggregation of routes,including【S5】of AS paths.These chan-ges provide support for the proposed supernettting schem【S1】
A. connecting
B. resolving
C. routing
D. supernettting