What is: extended VLAN range?

July 17th, 2008 Wael Osama Posted in Bridging & Switching, What Is ? 3 Comments »

Extended VLANs are VLANs within the range of 1006 to 4094. They are mainly used in service provider networks to allow the provisioning of number of customers. In order to configure an extended VLAN you have to follow the guideline below: Extended VLANs are used just like normal VLANs; only different range. Extended VLANs must […]

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What is: IP unnumbered?

July 15th, 2008 Wael Osama Posted in WAN technologies, What Is ? 1 Comment »

IP unnumbered is method that you can use to enable IP processing on a Point to Point interface without assigning an it an IP address to conserve the IP address space. All you need to do, is to select an interface that you are going to borrow its IP address; preferrably the loopback interface because […]

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What is a virtual template/access interface?

July 12th, 2008 Wael Osama Posted in What Is ? 12 Comments »

What is a virtual-template interface? A virtual-template interface is a logical entity that can be used to apply predefined interface configurations for virtual-access interfaces. Virtual template interfaces is configured independently of any physical interface and applied dynamically, as needed, to create virtual access interfaces. What is a virtual-access  interface? Virtual access interface is a virtual […]

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