17) LAN (Local Area Networks) 18) MAN (Metropolitan Area Networks) 19) WAN (Wide Area Networks) 2. How datagrams are delivered in an Internet ? Datagram,资料包,又称数据包、数据报、数据电报、数据段,在封包交换网络(package swit
局域网 LAN Local Area Network 特点:覆盖地理范围小,使用专门的传输介质,通信延迟时间短,各站为平等关系,共享传输信道,各站平等关系,广播信道 拓补结构: 局域网介质访问控制的方法 使用CSMA/CD:适用于总线型局域网 令牌总线:适用与总线型局域网,将总线型网络中的各个工作站按照顺序排列好发送 令牌环:适用于环型局...
Is it a LAN or a MAN that usually provides the Internet connection? 8. Is the Internet a LAN, MAN, or WAN? 9. Which network can be used to connect a LAN and a WAN? 10. What is the difference between the Internet and the WWW?
An ISP (Internet Service Provider) network is also a WAN. Customers buy connectivity from the ISP to use it. A VPN (Virtual Private Network) is a WAN built from virtual links that run on top of the Internet. 在如上这种广域网中,子网由不同的公司负责运营。子网经营者称为网络服务提供商(ne...
NetworkClassifications Acomputernetworkisoftenclassifiedasbeingeitheralocalareanetwork(LAN),ametropolitanareanetwork(MAN),orawideareanetwork(WAN).ALANnormallyconsistsofacollectionofcomputersinasinglebuildingorbuildingcomplex.Forexample,thecomputersonauniversitycampusorthoseinamanufacturingplantmightbeconnectedbyaLAN.AMANisa...
•LocalAreaNetwork(LAN):ALANtypicallyconnectscomputersanddeviceswithinalimitedgeographicarea,suchasahome,office,orschool •WideAreaNetwork(WAN):AWANconnectscomputersanddevicesoveralargegeographicarea,suchasacrosscities,states,orcountries •MetropolitanAreaNetwork(MAN):AMANisalargernetworkthatconnectsmultipleLANs...
Computer networking is taught for some time at universities. A network is a complex mix of applications, communications protocols and link technologies, tr
Since Ethernet networking technologies has become the most popular in LANs, so network switch has become the most popular switch. On the whole, switch consists of WAN switch and LAN switch. 38 Routers Router【路由器】 is the most important device in the internet because it can be used to ...
征稿 Aims and scope Journal of Computer Networks and Communications publishes articles, both theoretical and practical, investigating computer networks and communications. Articles explore the architectures, protocols, and applications for networks across the full spectrum of sizes (LAN, PAN, MAN, WAN…)...
SectionCNetworkConnectingDevices Wecandividecomputernetworksintothreebroadcategories:localareanetworks(LANs),metropolitanareanetworks(MANs),andwideareanetworks(WANs).Thethreenetworktypescanbeconnectedusingconnectingdevices.Theinterconnectionofnetworksmakesglobalcommunicationfromonesideoftheworldtotheotherpossible.Connecting...