VLAN Multimedia

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May 26, 2012

IT Systems > Communications Networks > LAN >
VLAN
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 … Definition continues below.
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Beyond NAS: High Performance Workflow and Digital Archiving sponsored by Quantum Corporation WEBCAST: View this Webcast to discover the advantages of this solution ? validated by the ESG lab. Posted: 18 Jun 2007 \| Premiered: 18 Jun 2007 TOPICS: Clustering \| Content Archiving \| Data Migration \| Disk Backups \| LAN \| SAN \| Tape Backups \| Tape Libraries \| Tiered Storage

Data Center Efficiency University sponsored by Dell, Inc. and Intel VIRTUAL ENVIRONMENT: This online learning destination for IT professionals provides you with one interactive site that satisfies your need to expand your data center knowledge. Choose from three different classroom topics, each delivering its content in a variety of formats, including webcasts, podcasts and e-publications. Posted: 31 Mar 2011 \| Premiered: 31 Mar 2011 TOPICS: Cloud Computing \| Data Center Cooling \| Data Center Infrastructure Efficiency \| Data Center Management \| Data Centers \| Desktop Virtualization \| IT Best Practices \| IT Systems \| Server Management \| Server Virtualization

Forrester Webcast - BYOD’s Impact on Wired and Wireless Isn’t What You Expect sponsored by Fluke Networks WEBCAST: Register now for this exclusive live webinar and learn how to start troubleshooting your network and application problems in your wireless environment to enable a successful BYOD initiative in your organization. Posted: 07 May 2012 \| Premiered: 07 May 2012 TOPICS: Access Control \| Access Rights \| Application Performance Management \| Applications Management \| LAN \| Mobile Device Management \| Mobile Workers \| Network Management \| Network Managers \| Network Monitoring \| Network Performance \| Network Traffic Analysis \| Network Traffic Management \| Networking \| Remote Offices \| Remote Users \| Smart Phones \| Tablet PC \| Troubleshooting \| Wi-Fi \| Wireless Networks \| WLAN \| WLAN Access Points \| WLAN Management

Introducing Avaya Collaborative Cloud sponsored by Avaya WEBCAST: This brief webcast explores Avaya’s Collaborative Cloud strategy, which wishes to showcase how the cloud can improve your communications and collaboration, changing the way your enterprise works. Posted: 30 Apr 2012 \| Premiered: 30 Apr 2012 TOPICS: Cloud Computing \| Cloud Management \| Collaboration \| Communications Networks \| Contact Centers \| Mobile Workers \| Private Cloud \| Private cloud computing \| Public Cloud \| Public cloud computing \| Unified Messaging \| Videoconferences

IT Decision Center on Business Collaboration Solutions - Q1: Capabilities sponsored by SearchUnifiedCommunications.com VIRTUAL SEMINAR: Question one featured in SearchUnifiedCommunications.com’s IT Decision Center on Business Collaboration asks top vendors in the space: What capabilities do you offer in your solution? Find out what this vendor has to say by accessing their answer to this question now. Posted: 16 May 2012 \| Premiered: 16 May 2012 TOPICS: Cloud Computing \| Collaboration \| Collaborative Applications Software \| Communications Networks \| Communications Systems \| IP Networks \| Security \| SIP \| Unified Messaging \| Videoconferences \| VoIP

Jason Nolet on Ethernet Fabric Momentum sponsored by Brocade VIDEO: Jason Nolet, VP of Data Center and Enterprise Networking for Brocade, talks about the technical and business continuity benefits of deploying Ethernet fabrics for cloud architectures in the data center. Posted: 26 Mar 2012 \| Premiered: 26 Mar 2012 TOPICS: Data Center Networking \| Ethernet Networks \| Ethernet Switches \| LAN \| LAN Switches \| Network Architectures \| Network Design \| Network Management \| Networking \| Networking Hardware \| Switch Fabric \| Switched Ethernet \| Switches \| Switching \| VDI \| Virtual Desktop Infrastructure \| VM

Peer Collaboration Software: File Synchronization and Locking sponsored by Peer Software TRIAL SOFTWARE: Storing files centrally at HQ causes slow file access performance for branch office users. Synchronized (mirrored) file servers with version conflict control is an ideal solution to enable fast LAN speed file access for all employees. Try out this free trial software to learn more about your data solutions. Posted: 22 Oct 2010 \| Premiered: 22 Oct 2010 TOPICS: LAN \| LAN Hardware \| Storage Architectures \| Storage Best Practices \| Storage Infrastructure \| Storage Management \| Storage Security \| Storage Virtualization

PeerLock Software: Adding File Locking to Microsoft DFSR sponsored by Peer Software TRIAL SOFTWARE: For company's using Microsoft DFS Replication to mirror file servers across multiple office sites, DFSR lacks distributed file locking to control version conflicts. PeerLock adds file locking to a DFSR mirrored servers. Learn how this trial software can help you by downloading today. Posted: 22 Oct 2010 \| Premiered: 22 Oct 2010 TOPICS: LAN \| LAN Hardware \| Storage Architectures \| Storage Infrastructure \| Storage Management \| Storage Replication \| Storage Virtualization \| WAN

SIP Trunking Basics and Beyond Webinar on Demand sponsored by NACR WEBCAST: This webcast uncover the essentials of SIP trunking: what it is, why it can help you, what the challenges are, and what you can expect when using it. Posted: 13 Feb 2012 \| Premiered: 13 Feb 2012 TOPICS: Communications Networks \| IP \| IP Networks \| IP Phones \| Network Management \| Networking \| PSTN \| Routing \| Security \| SIP \| VoIP \| WAN

9 Matches

VLAN DEFINITION (continued): … ways. If a network switch is set for autotrunking, the attacker turns it into a switch that appears as if it has a constant need to trunk (that is, to access all the VLANs allowed on the trunk port). In Cisco's Dynamic Trunking Protocol (DTP), the susceptibility of a system to this form of VLAN hopping can be minimized by turning off the autotrunking feature (DTP off) on all switches that do not need to trunk. In the second form of VLAN hopping, the hacker transmits data through one switch to another by sending frames with two 802.1Q tags, one for the attacking switch and the other for the victim …
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