Which of the following is an example of data-link layer vulnerability?
- MAC Address Spoofing
- Physical Theft of Data
- Route spoofing
- Weak or non-existent authentication
Answer: a
Explanation: MAC Address spoofing is an example of data-link layer vulnerability. VLAN circumvention, as well as switches, may be forced for flooding traffic to all VLAN ports are some other examples of data-link layer vulnerability.