VLAN Isolation

VLAN (Virtual LAN) isolation provides Layer 2 isolation between the ports in a VLAN. VLAN Isolation Application shows an application of VLAN isolation.

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VLAN Isolation Application
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In this figure, ports in the Guest VLAN have access to services on the network VLAN, but Guest VLAN ports cannot access other Guest VLAN ports over Layer 2 (or the Marketing or Engineering VLANs). This provides port-to-port security at Layer 2.