The OSI Model

MUST READ OSI -- Securing the stack TIP SERIES - An OSI model security reference with links to tips in "OSI -- securing the stack" series.

EXPERT TECHNICAL ADVICE: 1 - 3 of 27

THE OSI MODEL EXPERTS
			Tessa Parmenter Associate Editor ASK A QUESTION

	Which OSI layers are network managers responsible for? 08 Jan 2009 EXPERT ANSWER - Learn which layers of the OSI model network managers should be responsible for. Our expert, Lindi Horton, explains where to focus your manual operations, especially regarding automated operation tasks.

	What network monitoring tools monitor all OSI layers? 24 Sep 2007 EXPERT ANSWER - To understand network monitoring in all Open Systems Interconnection (OSI) layers, view this expert response.

	How do routers and switches differ in the OSI model? 07 Aug 2007 EXPERT ANSWER - Learn the difference between a switch and a router in relation to the OSI model in this Ask the Expert.

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REFERENCE & LEARNING: 1 - 3 of 6

	Extending OSI to Network Security -- Chapter 1 of 'Hack the Stack' Syngress Publishing | 14 Nov 2006 CHAPTER DOWNLOAD - The goal of this chapter is to take the well-known Open Systems Interconnect (OSI) model and use it to present security topics in a new and unique way.

	OSI model: Crash Course SearchNetworking.com | 15 Dec 2005 CRASH COURSE - The OSI model is the conceptual backbone of most enterprise networks, but do you remember all the details? Read our rundown of the OSI model and what all those layers do.

	FastFacts on the OSI model SearchNetworking.com | 31 Oct 2005 NETWORKING FASTFACTS - These resources will help you better understand the OSI model and all those layers in a snap.

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NEWS: 1 - 3 of 3

	Network security -- Taking the layered approach SearchNetworking.com | 10 Jan 2007 ARTICLE - Network security is tricky business. In his new book Hack the Stack, author and security expert Michael Gregg outlines how to secure the network using the OSI model.

	HP plans to 'flatten' the network core SearchNetworking.com | 07 Dec 2004 ARTICLE - HP not only previews next year's new family of 10 GigE stackables, but also offers a glimpse at its new strategy that eliminates redundant functionality in the network core, bringing costs down.

	Alcatel lures customers preparing for 10 GigE SearchNetworking.com | 06 Dec 2004 ARTICLE - Alcatel's new line of Layer 3 stackables is intended to ease the 10 GigE transition, but reasonable features at a modest price may not be enough to steal market share from Cisco.

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DEFINITIONS: 1 - 3 of 22

	Technical Office Protocol 15 Sep 2006 WORD - Technical Office Protocol (TOP), also called Technical and Office Protocol, is a set of protocols intended for networks that perform distributed information processing in business offices. TOP uses the Ethernet access method ...

	layer 2 29 Jul 2001 WORD - Layer 2 refers to the Data Link layer of the commonly-referenced multilayered communication model, Open Systems Interconnection (OSI). The Data Link layer is concerned with moving data across the physical links in the ...

	Session layer WORD - In the Open Systems Interconnection (OSI) communications model, the Session layer (sometimes called the "port layer") manages the setting up and taking down of the association between two communicating end points ...

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	SEE ALSO - Topics Related to The OSI Model:  Network Administration, Networking Book Excerpts, Networking Tutorials and Technical Guides, Working With Servers and Desktops, Networking Certifications and Careers