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ALSO CALLED: Virtual Local Area Networks Hardware, Virtual Local Area Networks Software, IEEE 802.1q, Logical LAN, Virtual LAN Hardware, VLAN Hardware, VLAN Software, Media Access Control Bridges, Virtual Local Area Networks, MAC Bridges, Virtual LAN Software, VLANs, 802.1q, Virtual LAN, Virtual LAN Appliances, Virtual Bridged LAN, Virtual Bridged Local Area Networks
DEFINITION: VLAN hopping (virtual local area network hopping) is a method of attacking a network by sending packets to a port that is not normally accessible from a given end system. (A VLAN is a local area network with a definition that maps devices on some other basis than geographic location - for example, by department, type of user, or primary application.) A VLAN hopping attack can occur in either of two  … 

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VLAN Reports
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Airports Use Network Virtualization to Consolidate and Scale Operations
sponsored by Cisco Systems, Inc.
CASE STUDY: The Cisco Catalyst 6500 Series Switch with Supervisor Engine 720-3BXL enabled Unique at Zurich Airport to successfully implement network virtualization using MPLS VPN technology.
Posted: 13 Jan 2009 | Published: 12 Jan 2009

Cisco Systems, Inc.

eGuide: Meshing Virtual Machine and Physical Systems Management
sponsored by Dell EMC and Microsoft
EGUIDE: This paper explains how to provide adequate network redundancy and isolation, how to implement adaptive automation practices for high availability, and how to take advantage of the best tools to eliminate separate virtual and physical management structures.
Posted: 17 Dec 2008 | Published: 17 Dec 2008

Dell EMC and Microsoft

Dell Networking Solutions Guide for Microsoft Hyper-V
sponsored by Dell EMC and Microsoft
WHITE PAPER: This solutions guide details the four available networking configurations, and the advantages and disadvantages of each with an emphasis on typical Dell system configuration and the hardware offerings.
Posted: 11 Dec 2008 | Published: 11 Dec 2008

Dell EMC and Microsoft

The Case for Virtual Local Area Networks (VLANs)
sponsored by Global Knowledge
WHITE PAPER: In this whitepaper you will learn about the evolution of Ethernet, the reasons VLANs were introduced, and the ways that VLANs can be used.
Posted: 10 Dec 2008 | Published: 10 Dec 2008

Global Knowledge

Solving the Mysteries of Subnetting
sponsored by Global Knowledge
WHITE PAPER: Subnetting is a complicated topic that has confused students for a very long time, however, subnetting is an important topic for many different certifications with various vendors, including Cisco.
Posted: 10 Dec 2008 | Published: 11 Oct 2008

Global Knowledge

Switching Essentials: An Introduction to Network Switching
sponsored by Global Knowledge
WHITE PAPER: In this white paper, we will address the basics of this Layer 2 technology and help you get your network switch up and running. For our examples, we will use Cisco's 2950 switch.
Posted: 10 Dec 2008 | Published: 11 Oct 2008

Global Knowledge

Cisco Catalyst 2950 Series Intelligent Ethernet Switches for Metro Access
sponsored by Cisco Systems, Inc.
SOFTWARE LISTING: The Cisco Catalyst® 2950 Series Intelligent Ethernet switches is an affordable line of fixed-configuration Fast Ethernet and Gigabit Ethernet switches that extend intelligence to the metro access edge.
Posted: 10 Jul 2008 | Published: 01 Jan 2002

Cisco Systems, Inc.

z Cisco Catalyst 2950 Series Switches with Standard Image SW
sponsored by Cisco Systems, Inc.
SOFTWARE LISTING: The Cisco Catalyst 2950 Series switches offer enhanced data security through a wide range of security features.
Posted: 10 Jul 2008 | Published: 01 Jan 2004

Cisco Systems, Inc.

Best Practices in Authentication and Access Control
sponsored by Nevis Networks
WHITE PAPER: Read this white paper and learn how the right LAN security solution can streamline user authentication for both wired and wireless LANs.
Posted: 13 Aug 2007 | Published: 01 Aug 2007

Nevis Networks

Integrating Mobile Access into Your VPN Environment
sponsored by AT&T Corp
WHITE PAPER: Enterprises are increasingly facing the task of integrating a variety of access services and devices onto their Virtual Private Networks (VPN). This white paper takes a closer look at some key issues that arise when bringing access methods into your VPN.
Posted: 31 May 2007 | Published: 07 Jun 2006

AT&T Corp
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