CCNA LANs 3-5: DEMO: Native VLANs
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🔌 Network Setup:
In a network setup with switches connected via trunk lines, data is transmitted with VLAN information tagged within Ethernet frames. The native VLAN, however, does not have this VLAN information tagged.
🛠️ Importance of Native VLAN:
Specifying a native VLAN is crucial for legacy equipment or protocols that require untagged traffic. By setting a specific VLAN as the native VLAN, it ensures compatibility and security within the network.
🔒 Security Considerations:
Using the default native VLAN can pose security risks, as it's commonly targeted by potential threats. Configuring a different native VLAN adds an extra layer of security to the network infrastructure.
⚙️ Configuration Steps:
To configure the native VLAN, access the switch interfaces and use the command switchport trunk native VLAN [VLAN ID]. Ensure consistency in native VLAN configuration across connected switches to prevent connectivity issues.
🔄 Removing Native VLAN Configuration:
To remove the native VLAN configuration, use the command with no prefix (no switchport trunk native VLAN [VLAN ID]). Ensure the removal is done on both switches to maintain consistency.
Empower your network with secure and efficient VLAN configurations! Take control of your trunk lines and enhance compatibility while bolstering security. Let's elevate our network infrastructure! 💪💻 #SecureNetworking #EnhancedVLANs
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