LAN Switching Review
Note
This section reviews Ethernet LAN switching topics from the ICND1 exam and CCENT certification. Feel free to skim or skip forward to the next major heading, “Spanning Tree Protocol,” if you remember Ethernet LAN topics well.
Modern LANs create a network of both wired and wireless connections to a variety of devices. Those connections give any device the fundamental means to send and receive data to and from other devices in a network. Combined with WAN connections and the Internet, these LAN-connected devices can communicate with other devices in other parts of an Enterprise network and across the world.
The wired parts of modern LANs use Ethernet standards and LAN switches. The Ethernet standards define the cabling ...
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