By Kelly Goetsch
Is your eCommerce resolution prepared for the cloud? This useful advisor exhibits skilled and aspiring net architects alike the right way to undertake cloud computing incrementally, utilizing public Infrastructure-as-a-Service and Platform-as-a-Service. you are going to tips on how to marshal as a lot means as you must deal with height vacation or special-event site visitors. Written by means of eCommerce specialist Kelly Goetsch, this booklet is helping architects leverage fresh technological advances that experience made it attainable to run a complete enterprise-level eCommerce platform from a cloud.
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Real-world suggestions for Cisco IOS® cellular IP configuration, troubleshooting, and management
- comprehend the concept that of mobility and the necessities of mobility protocols
- study beneficial elements of a cellular IP community, together with gains, features, and message flows
- research safety innovations with regards to cellular IP, together with protocol authentication and dynamic keying
- assessment excessive availability recommendations and integration with AAA servers in campus networks
- discover the positive aspects of metro mobility, together with opposite tunneling, firewall, NAT traversal, and integration with VPN technologies
- Configure IOS cellular IP networks, together with integration issues resembling redundancy, QoS, and VPN
- deal with the cellular IP infrastructure, together with domestic deal with administration, scalability concerns, and community management
- seriously look into the way forward for cellular IP, together with Layer 2 integration demanding situations, cellular IPv6, unstructured mobility, and cellular ad-hoc networking
Two of the world’s strongest know-how traits, the web and cellular communications, are redefining how and whilst humans entry info. With the vast majority of details and new companies being deployed over IP, using units resembling mobile telephones, PDAs, and laptops for gaining access to info networks is pushing the necessity for “always on” IP connectivity. The evolution of cellular computing issues to a coming jointly of the easiest of laptop computing and mobile communications—the predictability and "always attached" event of the machine mixed with the convenience of use and mobility of the phone phone.
One problem to cellular facts communique is relocating information throughout diversified networks. the answer to this challenge is a standards-based protocol: cellular IP. cellular IP is an open general that enables clients to maintain a similar IP deal with, remain attached, and preserve ongoing purposes whereas roaming among IP networks.
Mobile IP expertise and functions is the 1st ebook to deal with the sensible software of cellular IP in real-world environments. Cisco IOS® cellular IP configuration, troubleshooting, and administration are coated intensive and supported through real-world examples. Mobility options addressed during this booklet comprise company campus instant LANs and metropolitan mobility for either person units and full networks. each one instance is designed to educate configuration, administration, and troubleshooting in a way that's at once acceptable to universal mobility needs.
Whether you're looking for an advent to IP mobility or special examples of cellular IP expertise in motion, cellular IP know-how and functions is your entire source for reaping the advantages that safe, trustworthy cellular communications need to offer.
"IP Mobility offers the potential not just for me to connect with the realm at huge, yet for it to discover and fix to me. "
—Fred Baker, Cisco Fellow, Cisco structures, Inc.
This booklet is a part of the Cisco Press® Networking expertise sequence, which deals networking pros beneficial details for developing effective networks, knowing rising applied sciences, and construction winning networking careers.
Validation of Communications platforms with SDL presents a transparent sensible advisor to validating, via simulation, a telecom method modelled in SDL. SDL, the Specification and outline Language standardised via the foreign Telecommunication Union (ITU-T), is used to specify and boost complicated platforms equivalent to GSM, GPRS, UMTS, IEEE 802.
Introducing the 1st textual content to combine the themes of electronic sign processing (DSP), electronic photograph processing (DIP), and adaptive sign processing (ASP)! electronic sign and photo Processing is helping scholars enhance a well-rounded realizing of those key components via targeting basic strategies, mathematical foundations, and complicated algorithms.
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Extra info for eCommerce in the Cloud
For example, athletic apparel retailers need to be able to quickly push promo‐ tions live for the winning team of a big game. Similarly, many ecommerce vendors watch social media for trends and frequently merchandise their site differently based on what people are talking about. Waiting days for changes to take effect is no longer acceptable. Business users today often control the following: • Page layout—page templates and the content that fills each slot • Customer segmentation rules • Promotions • Prices • Product details—description, display name, parent category • Categorization rules—static and dynamic rules • Images • Text • Search rules—boost results, bury results, redirects • A/B segments 20.
The cloud is no different in this regard. Let’s look at today’s common hosting models, shown in Table 2-2. Table 2-2. Today’s common hosting models Attribute Self-hosted on-premises Self-hosted off premises Colocation Fully managed hosting Public Infrastructureas-a-Service Who owns data center You You Colo vendor Hosting vendor IaaS vendor Physical location of data Your office center Remote Remote Remote Remote Who owns hardware You You You or colo vendor You or managed hosting vendor IaaS vendor Dedicated hardware Yes Yes Yes Maybe 44 | Chapter 2: How Is Enterprise eCommerce Deployed Today?
If web servers are used, they technically can perform the following functions: • Serving static content • Caching dynamic pages • Terminating SSL/TLS • Rewriting URLs • Redirecting rules • Manipulating cache headers • Dynamic page rewriting to improve performance • Creating a web application firewall • Load balancing • Compressing content However, web servers usually just perform the following functions: • Serving static content to a Content Delivery Network • URL rewriting • Redirect rules • Load balancing As CDNs, load balancers, and application servers have matured, functionality typically performed by web servers is increasingly being delegated to them.
eCommerce in the Cloud by Kelly Goetsch