Layer 2 two-tier design simplifies deployment, operation, and troubleshooting because it uses existing, traditional protocols. Overlay
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VLAN
[ACSA Training #23] Frame Transmission Process
Earlier, while looking at Layer 2 technologies such as VLAN and 802.1Q, I also mentioned frames. In a previous post, I also mentioned OSI
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[ACSA Training #21] 802.1Q
In the last post, we learned about VLANs. Creating a virtual switch within a single physical switch allows for more efficient broadcasting.
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[ACSA Training #20] Virtual LAN
LAN and VLAN LAN (Local Area Network) refers to a group of devices in the same broadcast domain. As shown in the figure, LAN-A and
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