The way a switch learns Ethernet (MAC) addresses is by inspecting the Ethernet frame and recording the source MAC address in a dynamic table. The switch will also associate a learned MAC address with a port. It can then make intelligent forwarding decisions based on the destination MAC address. This white paper illustrates the process. 

This article presents an overview of the various Ethernet 10/100/1000 physical layer technologies for the copper medium. It discusses the pros and cons of active versus passive tapping and why active tapping is preferred for Gigabit Ethernet running over the copper medium. The switch-over behavior of active relay-based tapping is also presented. 

Watch this demo to find out how enterprise organizations use VMware desktop virtualization products and solutions to manage and support the flexible needs of their extended, global workforce while strengthening security and control over corporate resources and sensitive information. 

Check out this data sheet for a categorized listing of 600 common applications for which Blue Coat PacketShaper delivers an accurate picture of network traffic. 

Human error and hardware or software failures can easily corrupt Active Directory. AD objects can often be modified or deleted by mistake and faulty scripts can overwrite attributes. The result is unplanned system downtime and lost user productivity. 

Windows Server 2008 R2 offers a number of exciting new features, including an expanded Server Core offering, new Active Directory features, and - of special interest to anyone who has ever wished Active Directory had an “undo” button - a sort of recycle bin for Active Directory objects. 

Compiled by SearchManufacturingERP.com editors, this directory includes ERP software products for process and discrete manufacturers of all sizes, as well as all verticals. It includes software that is meant to be deployed on-premise as well as Software as a Service (SaaS) or on-demand software. 

This podcast explores the key changes made to Windows Server 2008 R2 in Active Directory, Group Policy and Terminal Services. Discover how your organization can leverage these improvements for reduced costs, increased control and improved efficiency. 

Interact and learn, virtually, at Quest Connect '09. With 67 webcasts in three session halls, we're bringing content that directly benefits the way you do business - right to your desk. 

Active Directory certainly gets plenty of attention when it comes to high-profile issues like security, compliance, auditing, and so forth—but what about all of the work you do managing AD on a day-to-day basis? Learn how Quest ActiveRoles Server (ARS)makes AD administration more efficient, automated, consistent, powerful and faster. 

Imanami's GroupID revolutionizes how IT manages groups. Your company's distribution and security groups will never again be out of date. Membership will always be accurate and outdated groups will be removed from Active Directory. Automatically.