Cisco Routers for the Desperate: Router and Switch by Michael W. Lucas

By Michael W. Lucas

Cisco routers and switches are the cornerstones of many networks. but if issues holiday, maintenance can intimidate even the main efficient administrator. fortunately, simply figuring out the "in case of emergency" fundamentals will take you far.

Just just like the unique, this moment variation of the hugely acclaimed Cisco Routers for the Desperate is written for the administrator in main issue mode. up to date to hide switches and the most recent Cisco terminology, with a tighter concentrate on the wishes of the small community administrator, this moment variation offers what you want to comprehend to supply trustworthy community prone and connect difficulties speedy. You'll locate assurance of:
* Installation—how to get your router and community connections up and working correct the 1st time
* Troubleshooting routers and switches, so you might confirm even if your or the web is broken
* protection matters, like tips on how to continue your community apparatus secure from hackers and set up a personal community among offices
* tips on how to enforce easy community redundancy to minimize the danger of community downtime

Cisco Routers for the determined, 2d Edition is designed to be learn as soon as and left by myself till whatever breaks. whilst it does, you'll have every thing you want to recognize in a single easy-to-follow guidebook.

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Extra resources for Cisco Routers for the Desperate: Router and Switch Management, the Easy Way

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Im Kap. 9 wird diese Möglichkeit beschrieben und es wird aufgezeigt, worauf Sie bei der Entwicklung zu achten haben. Die nachfolgende Auflistung beschreibt die bisher genannten Softwarekomponenten: Datenbank Es handelt sich bei dieser Komponente um eine MySQL-Datenbank. Sie ist das Gedächtnis eines BOINC-Projekts und enthält alle Daten einer wissenschaftlichen Applikation, die Benutzerdaten aller Teilnehmer, alle Host-Informationen der an einem BOINC-Projekt registrierten Rechner, welche Arbeitspakete vorhanden sind und wie weit deren Abarbeitung ist, sowie Informationen über die sog.

2 Komponenten der Serverseite von BOINC 47 Das BOINC-System bietet die Möglichkeit, Arbeitspakete an bestimmte Rechner zu verteilen. Dies ermöglicht das Versenden der Arbeitspakete an Rechner mit gleicher Konfiguration oder Architektur, um den oben genannten Rundungsfehlern entgegenzuwirken. Drei Klassifikationsgruppen werden unterstützt; innerhalb von BOINC „Homogeneous Redundancy“ genannt [1, 28, 85]: 1. 2. 3. Ein deaktiviertes „Homogeneous Redundancy“-System, eine Unterscheidung der Rechner in vier Betriebssysteme, 20 Prozessortypen und eine Unterteilung in nur vier verschiedene Betriebssysteme, gemeint sind Windows, Linux, Mac-PPC und Mac-Intel.

4 Forschergruppen und ihre Erfolge Durch Public-Resource Computing (PRC) wurden schon Erfolge gefeiert, die sicherlich auch auf High-Performance-Systemen (HPC) möglich gewesen wären, allerdings nicht mit solch einem geringen Teil an Kosten. Die University of Westminster [180] in London hat einen virtuellen Supercomputer initialisiert; basierend auf BOINC. 000 in vier Jahren. 1 SETI@home: Sind wir allein im All? 4 Forschergruppen und ihre Erfolge 21 verschrieben. Der Beweis für die Existenz solchen Lebens ist bis heute leider noch nicht geliefert worden.

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