Tài liệu Deploying Cisco Wide Area Application Services potx

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Tài liệu Deploying Cisco Wide Area Application Services potx

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[...]... they need to ensure productivity—applications, servers, content, and more Application acceleration and WAN optimization solutions such as Cisco Wide Area Application Services (WAAS) bridge the divide between consolidation and performance to enable a high-performance consolidated infrastructure This book is the second edition of Deploying Cisco Wide Area Application Services, and updates the content... Switch 2 Configuration Details 540 Application Traffic Policy Summary 545 Appendix A WAAS Quickstart Guide Appendix B Troubleshooting Guide Appendix C 4.0/4.1 CLI Mapping Index 544 599 547 569 595 xviii Deploying Cisco Wide Area Application Services Icons Used in This Book Wide- Area Application Engine Router Laptop Network Cloud Application Control Engine Firewall Services Module Switch Router/Switch... Transport Throughput Misbehaving Apps Time Figure 1-3 Factors Impacting Application Performance 3 4 Deploying Cisco Wide Area Application Services Layer 4 Through Layer 7 Server application instances primarily interact with user application instances at the application layer of the Open Systems Interconnection (OSI) model At this layer, application layer control and data messages are exchanged to perform... able to ensure high-performance access for remote workers who access distant application 2 Deploying Cisco Wide Area Application Services infrastructure and information, including file services, e-mail, the Web, intranet and portal applications, and data protection By mitigating the performance-limiting factors of the WAN, Cisco WAAS not only improves performance, but also positions IT organizations... including transport, session, presentation, and application layers, represent a grouping of services that dictate how application data is exchanged between disparate nodes end-to-end These components are commonly called Layer 4 through Layer 7 services, or L4–7 services, or application networking services (ANS) L4–7 services rely on the foundational packet services provided by lower layers for routing... conformed 7 8 Deploying Cisco Wide Area Application Services Session layer (Layer 5) latency is defined as the delay caused by the exchange or management of state-related messages between communicating endpoints For applications and protocols where a session layer protocol is used, such messages may be required before any usable application data is transmitted, even in between exchanges of usable application. .. core chapters Following is a description of each chapter: ■ Chapter 1, “Introduction to Cisco Wide Area Application Services (WAAS):” This chapter provides a technical examination and overview of Cisco WAAS and its core components ■ Chapter 2, Cisco WAAS Architecture, Hardware, and Sizing:” This chapter discusses the Cisco WAAS appliance and router-integrated network module hardware family, positioning... virtualization capabilities provided by Cisco WAAS to enable branch infrastructure consolidation while allowing applications that must be deployed in the branch office to remain deployed in the branch office Cisco WAAS Mobile Remote Office Cisco WAAS Mobile Server Internet Data Center Cisco WAAS VPN Remote Office WAN Cisco WAAS Remote Office Original Connections Cisco WAAS Cisco WAAS Optimized Connections... Chapter 1: Introduction to Cisco Wide Area Application Services (WAAS) Microsoft Word Application Presentation Session Transport CIFS Redirector CIFS Server ASCII SMB Session UID 19932 Socket 10.12.10.6:382510.12.4.2:445 Application Presentation Session Transport Network Network Data Link Data Link Physical Physical IP Network Figure 1-4 Layer 4–7 Performance Challenges Many applications do not exhibit... 4.0.13 Although this book provides thorough coverage of Cisco WAAS, it does not provide Chapter 1: Introduction to Cisco Wide Area Application Services (WAAS) thorough coverage of Cisco WAAS Mobile, which is the software client deployed on laptops and desktops that provides similar functionality However, many of the same principles that apply to Cisco WAAS Mobile are similar to those described in this . 599 viii Deploying Cisco Wide Area Application Services Contents Foreword xix Introduction xx Chapter 1 Introduction to Cisco Wide Area Application Services. CCVP, Cisco, the Cisco Certified Internetwork Expert logo, Cisco IOS, Cisco Press, Cisco Systems, Cisco Systems Capital, the Cisco Systems logo, Cisco

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