Correct option is B
VLAN stands for
Virtual Local Area Network, which is a logical grouping of devices on a network that allows them to communicate as if they were on the same physical LAN, even if they are in different locations.
Important Key Points:
1.
Purpose of VLAN:
· It segments a single physical network into multiple logical networks.
· It enhances
security,
network efficiency, and
traffic management.
2.
Use in Networking:
· Commonly used in
corporate networks to separate
departments (e.g., HR, Finance) without requiring additional physical hardware.
Knowledge Booster:
·
Key Features of VLANs:
· Devices in a VLAN communicate as if they were in the same physical network.
· VLANs reduce broadcast domains, improving network performance.
·
Examples:
· VLAN 10 for HR
· VLAN 20 for Finance
·
Implementation:
· VLANs are configured on network devices like
switches using protocols like
802.1Q.