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Switches

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DEFINITION: Also see repeater, hub, bridge, gateway, and router.In a telecommunications network, a switch is a device that channels incoming data from any of multiple input ports to the specific output port that will take the data toward its intended destination. In the traditional circuit-switched telephone network, one or more switches are used to set up a dedicated though temporary connection or circuit for  … 
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Switches Multimedia (View All Report Types)
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Increasing Efficiencies in the Data Center - Making Your Wide Area Network Work for You
sponsored by Datalink Corporation
VIDEOCAST: Please join Kent Christensen, Virtualization Practice Manager, Datalink, as he analyzes and explains WAN efficiencies between data centers. In addition to the topic of transferring data over the WAN more efficiently between the primary and secondary data centers, much of the presentation will apply to small remote offices as well.
Posted: 27 Aug 2009 | Premiered: 27 Aug 2009


MPLS+ Managed Services Podcast
sponsored by Blue Coat
PODCAST: In this podcast, Agatha Poon of Yankee Analyst Group answers questions about upcoming trends and changes in WAN services. She answers questions about the important trends right now in global enterprise WAN, how the WAN landscape is changing, and how new tools are playing into the market. Listen to this podcast and find out what she has to say.
Posted: 10 Jul 2009 | Premiered: 10 Jul 2009


TCP/IP Troubleshooting
sponsored by Global Knowledge
WEBCAST: Attend this webcast with Ted Rohling and you will know that learning to troubleshoot is an ongoing process.
Posted: 10 Dec 2008 | Premiered: 10 Dec 2008

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SWITCHES DEFINITION (continued): …  an exchange between two or more parties. On an Ethernet local area network (LAN), a switch determines from the physical device (Media Access Control or MAC) address in each incoming message frame which output port to forward it to and out of. In a wide area packet-switched network such as the Internet, a switch determines from the IP address in each packet which output port to use for the next part of its trip to the intended destination. In the Open Systems Interconnection (OSI) communications model, a switch performs the Layer 2 or Data-link layer function. That is, it simply looks at each … 
Switches definition sponsored by SearchTelecom.com, powered by WhatIs.com an online computer dictionary
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