What is IEEE 802.1p layer 2 priority tagging?

802.1p Priority Tagging is a mechanism that provides network traffic class expediting and dynamic multicast filtering. For a network Switch to be compliant, it must be capable of grouping incoming LAN packets into separate traffic classes. Essentially, it provides a mechanism for implementing Quality of Service (QoS) at the MAC (Media Access Control) level.
FAQ ID: 1731
Created: 11/13/2008
Modified: 11/13/2008
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