Disable unused ports and put them in an unused VLAN ▪ Always use a dedicated VLAN ID for all trunk ports. How can VLAN hopping attacks be prevented? To prevent the VLAN hopping from being exploited, we can do the below mitigations: Ensure that ports are not set to negotiate trunks automatically by disabling DTP: NEVER use VLAN 1 at all. How does MAC address flooding cause a vulnerability in the network? An attacking device can send or receive packets on various VLANs and bypass Layer 3 security measures. How does MAC address flooding cause a vulnerability in the network? The CAM table will be full, causing legitimate frames to be forwarded out all ports within the VLAN and allowing unauthorized users to capture data. How does VLAN hopping cause a vulnerability in the network? What are the three advantages of VLANs?.What is VLAN and benefits of VLAN in network?.What are some of the most common vulnerability that exist in a network or system?.What is a characteristic of a routed port on a Layer 3 switch?.What happens to switch ports after the VLAN to which they are assigned is deleted?. ![]() Which one is a technique for mitigating VLAN attacks?.How does a VLAN reduce network traffic?.Which device is susceptible to Mac flood attacks?.Which feature on a switch makes it vulnerable to VLAN hopping attacks?.How does VLAN hopping cause a vulnerability in the network? – FAQ.
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