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wide area network design ppt

Tài liệu Chapter11 Wide Area Networking Protocols pptx

Tài liệu Chapter11 Wide Area Networking Protocols pptx

Chứng chỉ quốc tế

... Chapter11 Wide Area Networking Protocols Introduction to Wide Area Networks WAN 是覆盖地理范围相对较为广阔的数据通信网络,它一般是利用公共载体(比如电信公司)提供的设备进行传输.WAN 技术运行在 OSI 的最下 3 层 广域网 (Wide Area Network, WAN)的一些术语 ... 使用网络控制协议 (Network Control Protocol,NCP)来验证上层的 OSI 参考模型的网络层协议 6.异步传输模式(Asynchronous Transfer Mode,ATM):国际电信联盟电信标准委员会(ITU-T)制定的信元(cell)中继续标准.ATM 使用固定长度的 53 字节长的信元方式进行传输,ATM 网络的面向连接的 Cabling the Wide ... Mode,ATM):国际电信联盟电信标准委员会(ITU-T)制定的信元(cell)中继续标准.ATM 使用固定长度的 53 字节长的信元方式进行传输,ATM 网络的面向连接的 Cabling the Wide Area Network Cisco 的串行连接支持几乎所有类型的 WAN 服务.HDLC,PPP 和帧中继使用相同的物理层定义的接口,但是和 ISDN 的不一样.我们先来回顾下 router...
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Tài liệu CCIE Network Design pptx

Tài liệu CCIE Network Design pptx

Chứng chỉ quốc tế

... enterprise internetwork.Figure 1-1 Example of a typical enterprise internetwork.Designing an internetwork can be a challenging task. To design reliable, scalable internetworks, network designers ... System Network Architecture (SNA) internetworks Identifying and Selecting Internetworking CapabilitiesCisco CCIE Fundamentals: Network Design 2-28Figure 2-18 Typical nonredundant internetwork design. The ... 19.6 in Network 0 will be routed to Network 1 as 19.1; packets sent to address 47.1 in Network 1 will be routed to Network 0 as 19.1; and packets sent to 47.2 in Network 1 will be sentto Network...
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Tài liệu Enterprise Data Center Wide Area Application Services (WAAS) Design Guide pptx

Tài liệu Enterprise Data Center Wide Area Application Services (WAAS) Design Guide pptx

Quản trị mạng

... Header220782 2Enterprise Data Center Wide Area Application Services (WAAS) Design GuideOL-12934-01 ContentsWAAS Design Overview 16 Design Requirements 16 Design Components 16Core Site Architecture ... 95134-1706 USAEnterprise Data Center Wide Area Application Services (WAAS) Design GuideThis document offers guidelines and best practices for implementing Wide Area Application Services (WAAS) ... Application and Content Networking System (ACNS) cache engine. A third-party device can 27Enterprise Data Center Wide Area Application Services (WAAS) Design GuideOL-12934-01 Design and Implementation...
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Tài liệu CCIE Fundamentals: Network Design and Case Studies ppt

Tài liệu CCIE Fundamentals: Network Design and Case Studies ppt

Chứng chỉ quốc tế

... Internetworks● Designing ATM Internetworks● Designing Packet Service Internetworks● Designing DDR Internetworks● Designing ISDN Internetworks● Designing Switched LAN Internetworks● Designing ... Internetworking Design Basics● Designing Large-Scale IP Internetworks● Designing SRB Internetworks● Designing SDLC, SDLLC, and QLLC Internetworks● Designing APPN Internetworks● Designing ... VLANsExamples of Campus Switched Internetwork DesignsSummaryInternetworking Design BasicsDesigning an internetwork can be a challenging task. An internetwork that consists of only 50 meshed...
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Tài liệu CCIE Fundamentals Network Design And Case Studies ppt

Tài liệu CCIE Fundamentals Network Design And Case Studies ppt

Chứng chỉ quốc tế

... andoverall cost carefully. CHAPTER Internetworking Design Basics 2-12Internetworking Design BasicsDesigning an internetwork can be a challenging task. An internetwork that consists of only50 meshed ... Internetworking ModelãChoosing Internetworking Reliability OptionsIdentifying and Selecting an Internetworking ModelHierarchical models for internetwork design allow you to design internetworks ... hierarchical design can facilitate changes. Modularity in network design allowsyou to create design elements that can be replicated as the network grows. As each element in the network design requires...
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Tài liệu Ethernet Access for Next Generation Metro and Wide Area Networks pptx

Tài liệu Ethernet Access for Next Generation Metro and Wide Area Networks pptx

Quản trị mạng

... traps and syslog messages for network management systems. 28Ethernet Access for Next Generation Metro and Wide Area NetworksOL-14760-01 Design Considerations Design ConsiderationsThis section ... and Wide Area NetworksOL-14760-01 Design Considerations ãUse of EIGRP stub areas eliminates queries to spoke routers. ãOSPF must periodically synchronize router databases within an area, ... Multipoint VPN (DMVPN) Design Guide ãIPsec Direct Encapsulation VPN Design Guide ãPoint-to-Point GRE over IPsec Design Guide ãEnterprise QoS Solution Reference Network Design Guide ãBusiness...
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Tài liệu MCSE: Windows ® 2000 Network Infrastructure Design ppt

Tài liệu MCSE: Windows ® 2000 Network Infrastructure Design ppt

Chứng chỉ quốc tế

... www.microsoft.com/trainingandservices . The Windows 2000 Network Infrastructure Design Exam The Windows 2000 Network Infrastructure Design exam covers concepts and skills required for the ... basis, all on your network. Oh, it sounds like all of this con-necting has caused your network to grow too, hasn’t it? Yeah, from a few users utilizing your old Token Ring network with a handful ... BurkeIndexer: Matthew SpenceCD Coordinator: Kara SchwartzCD Technician: Keith McNeilCover Designer: Archer Design Cover Illustrator/Photographer: Tony Stone ImagesCopyright â 2000 SYBEX Inc., 1151...
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Tài liệu Module 11: Creating a Security Design for Network Perimeters ppt

Tài liệu Module 11: Creating a Security Design for Network Perimeters ppt

Quản trị mạng

... Risks to Network Perimeters 2 Lesson: Designing Security for Network Perimeters 8 Lab A: Designing Security for Network Perimeters 17 Module 11: Creating a Security Design for Network ... Security Design for Network Perimeters 9 Common Network Perimeter Designs *****************************ILLEGAL FOR NON-TRAINER USE****************************** The design of a secure network ... Dedicated WAN links. Wide area network (WAN) links to branch offices, trusted partners, or other facilities outside of the organization. ! Screened subnets. Protected areas within a network that run...
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Describe wireless wide area networks (WWANs) and how they are used

Describe wireless wide area networks (WWANs) and how they are used

Kĩ thuật Viễn thông

... 8-PSKCDMA2000 1xRTTãOperates on two 1.25 MHz -wide frequency channelsãSupports 144 Kbps packet data transmission 2ObjectivesãDescribe wireless wide area networks (WWANs) and how they are usedãDescribe ... 162.5 Generation Cellular Telephony (continued)ã2.5G network technologiesGeneral Packet Radio Service (GPRS)ãFor TDMA or GSM 2G networksãUses eight time slots in a 200 KHz spectrum and ... Kbps for a slowly moving user–2 Mbps for a stationary userã3G network technologiesCDMA2000 1xEVDOãFor 2.5G CDMA2000 1xRTT networks 25Binary Runtime Environment for Wireless (BREW)ãBREW...
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LÝ THUYẾT VỀ MẠNG LAN (LOCAL AREA NETWORK)

LÝ THUYẾT VỀ MẠNG LAN (LOCAL AREA NETWORK)

Công nghệ thông tin

... cấu hình native VLAN thì phải cấu hình ở giao diện vật lý.CHƯƠNG IILÝ THUYẾT VỀ MẠNGWAN (WIDE AREA NETWORK) I. KHÁI NIỆM :Là mạng được thiết lập để liên kết các máy tính của hai hay nhiều khu ... trí rất xa nhau, ví dụ như những quốc gia khác nhau, thì khi đó ta có mạng diện rộng WAN (Wide Area Network) TrangNGUYỄN ĐÌNH CÔNG – 36CLTH2929 V./. CÁC CÔNG NGHỆ MẠNG LAN :5.1. CÔNG NGHỆ ... nhất được nhận dạng bởi thiết bị hai đầu.5.4 CÔNG NGHỆ VLAN:VLAN là viết tắt của Virtual Local Area Network hay còn gọi là mạng LAN ảo. Một VLAN được định nghĩa là một nhóm logic các thiết bị...
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Tổng quan về mạng WAN (Wide Area Netwwork) - Phần mềm Cool Chat

Tổng quan về mạng WAN (Wide Area Netwwork) - Phần mềm Cool Chat

Kĩ thuật Viễn thông

... hết sức quan trọng. Giải pháp mạng WAN ( Wide Area Network - Mạng diện rộng ) được áp dụng. Chúng có nhiệm vụ kết hợp tất cả các mạng LAN (Local Area Network ) ở xa lại thành một mạng duy nhất ... có hiệu quả.Theo mô hình OSI (Open System Interconnect ) thì chức năng của router thuộc mức 3 ( Network ), cung cấp thiết bị với thông tin chứa trong các header của giao thức, giúp cho việc xử...
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