By Matthew Syme
Improve the consumer event whereas holding keep an eye on of your networkNetworking pros: ultimately, finished assurance of content material switching know-how is on your fingers! Optimizing community functionality with content material Switching: Server, Firewall, and Cache Load Balancing, through subject specialists Matthew Syme and Philip Goldie, offers sharp insights into this wide-ranging, quickly altering know-how. you will examine the innovations, the historical past, and the architectures of content material switching, in addition to the way it works and the place and why it may be deployed to maximise the functionality of your networks and servers. Fueled by means of expanding bandwidth and ever-richer content material, this expertise is quick turning into a regular in firm and ISP networks. within you will find:Full factors of TCP/IP, HTTP, DNS, and different community basics Vendor-independent assurance of the main content material switching purposes - server load balancing, net cache redirection, software redirection, firewall load balancing, and extra! special diagrams that illustrate in actual fact the deployments and topologies for all functions and adaptations coated within the e-book A operating fictional case learn that interprets concept into perform, with all functions verified in instance implementations complicated issues together with TCP/IP flows and periods, not on time binding, URL parsing, cookie patience, server health and wellbeing checking, and cargo balancing metricsThe complicated subject matters in Optimizing community functionality with content material Switching are adapted for engineers with layer 2 and layer three event searching for a entire rationalization of the interior workings of content material switching. This booklet can be excellent for managers, software builders, safety directors, revenues humans, and different pros who require a company realizing of the fundamentals of the know-how.
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Extra resources for Optimizing Network Performance with Content Switching: Server, Firewall, and Cache Load Balancing
Once all elements of the page have been retrieved, the client 34 35 browser will display the completed Web page. 1 although all browsers work in this way of request and response. HTTP Methods HTTP does not only offer a mechanism for the client to receive data from the server, but also other communication types such as the passing of data from the client to the server. Such mechanisms are known within the HTTP specifications as a method. 1. Table 3-1. 1 GET Retrieve the information specified. HEAD Identical to the GET request, but the server must not return any page content other than the HTTP headers.
The client now sends a change cipher spec message to the server to say it will now begin using the negotiated cipher suite (determined in step 2) for the duration of the session. 7. Once this is done, the client sends a finished message to the server to say that it is ready. 8. The server, in turn, sends a change cipher spec message to the client using the agreed information. The server also sends out a finished message on completion. 9. A secure encrypted tunnel is now set up, and communication can begin using the symmetric encryption details negotiated.
Team LiB ] [ Team LiB ] Summary Many books have been written on the TCP/IP protocol stack and the higher layer applications such as HTTP and FTP that it supports. While it is outside the scope of this book to cover all the details and caveats, this chapter provided sufficient overview of the workings most relevant to content switching. Understanding the concept of a user session being the total user experience of interacting over a period of time with a resource and how that maps down the OSI seven-layer model and into the frames, packets, and TCP sessions below is key to understanding and successfully deploying content switching.