High Availability Network Fundamentals Chris Oggerino
Publisher: Cisco Press

The first step, naturally enough, is to gain an understanding of the fundamentals of Exchange protection. After the installation and the configuration of the base operating system and some fundamentals components, we can proceed with the installation of the High Availability Extension and the basic cluster setup. It is different from the Vmotion. Cisco Systems,Cisco Systems Cisco Press 08 July, 2002. In the IT world, High Availability (HA) architectures allow for disaster recovery as well as uninterrupted business continuity during system failure. Therefore the connection must be using high availability and be secured, that's why two routers are located in HQ, which provide high availability and VPN Termination. High Availability Network Fundamentals (With CD-ROM) Chris Oggerino Cisco Press 08 May, 2001. The present paper is the second coursework for the module CIM238, Network Design and Management. By Charles Bell, Mats Kindahl, Lars Thalmann. Mathematics Behind the If you are interested in reading more about these types of calculations there was a good Cisco Press book on the subject written back in 2001 by Chris Oggerino titled “High Availability Network Fundamentals” ISBN 1587130173. Interdomain Multicast Solutions Guide Inc. Tools for Building Robust Data Centers. When doing vmotion a running guest is migrated from one ESX host to another ESX host. If you are implementing a HA cluster and have never considered the need of redundant power supply units or high-quality network cables, for example, you are probably wasting your money. VMware VSphere High Availability (HA) is a super cool feature. Through the next points we will . Later chapters of this guide will describe the specific technologies you can use to improve the availability and recoverability of your messaging system and its related business services; first, though, we have to start with an explanation of the causes of downtime, the general classes of availability Chapter 3: Availability Building Blocks: High Availability and Business Continuance. Oggerino, High availability Network Fundamentals, Cisco Press, 2001. I don't mean to beat a dead horse but I wanted to discuss further why MTBF and MTTR are important concepts when designing a high-availability network using redundant components.