Data Link Layer part4

This video lecture includes very important topic of data link layer as, 

AC:access control byte,Interconnecting LANs,Interconnecting

LANs,Hubs,Physical Layer devices,Hub Advantages,Hub limitations,

Bridges,Bridge advantages,Bridges: frame filtering, forwarding,

Bridges filter packets,Backbone Bridge,Interconnection

Without Backbone,Bridge Filtering,Filtering table entry,

Filtering procedure,Bridge Learning and example,

Bridges Spanning Tree,WWF Bridges vs. Routers,

Routers vs. Bridges etc.
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