Daren Matthews

The  GARP (Generic Attribute Registration Protocol) VLAN Registration Protocol (GVRP) defines a GARP application that provides the 802.1Q-compliantVLAN pruning and dynamic VLAN creation on 802.1Q trunk ports. GVRP is an application defined in the IEEE 802.1P standard that allows for the control of 802.1Q VLANs. Read more…

There is IEEE802.3 ethernet and Ethernet II.  THe former has a “length” field in it (and also an 802.2 LLC and ‘SNAP’ header) and the latter (the one we use most commonly common on TCP/IP networks) replaces length field with a “type” field… Read more…