N10-009 · Question #529
N10-009 Question #529: Real Exam Question with Answer & Explanation
The correct answer is A: MAC address of the new card. Switch ports secured with features like port security often allow only specific MAC addresses. Installing a new NIC changes the MAC address, which can prevent the host from connecting if the switch does not recognize the new address.
Question
A network technician is working on a PC with a faulty NIC. The host is connected to a switch with secured ports. After testing the connection cables and using a known good NIC. the host is still unable to connect to the network. Which of the following is causing the connection issue?
Options
- AMAC address of the new card
- BBPDU guard settings
- CLink aggregation settings
- DPoE over power budget
Explanation
Switch ports secured with features like port security often allow only specific MAC addresses. Installing a new NIC changes the MAC address, which can prevent the host from connecting if the switch does not recognize the new address.
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