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Bridging & Switching

VTP in brief

VTP is a Cisco proprietary protocol used in switching environment to reduce the administrative overhead of managing VLANs configuration.Lets explore how VTP can reduce VLAN management tasks by the following example: Assuming that you have o­nly three switches in your network and you need to configure 3 VLANs with each …

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Native VLAN

Native VLAN is a dot1Q concept that was created for backward compatibility with old devices that don’t support VLANs. Full story detailed below.. How Native VLAN works? Frames belonging to the native VLAN are not tagged when sent out o­n the trunk links so older devices can simply understand. Frames …

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