Network+ · AP Networking · Lab L2-03

Layer 2 Identity: Inspect & Spoof a MAC Address

N10-009:1.1 N10-009:2.1 N10-009:4.2 APNET:2.2 APNET:4.3
Score 0 / 10

noc-bench-7 · console (eth0 lab VLAN 55)

Try help. Inspect the NIC, reveal its permanent address, then change the running address. Bad syntax returns a real error — read it.

Bench ticket BR-4471

You're the swing-shift tech at Brindlewood Public Library. A device cloned the hardware address of self-check kiosk selfcheck-k4 to slip past the branch's MAC allow-list. On the isolated bench laptop, reproduce the address change so you understand the attack — then describe how to detect and limit it.

Bench host
noc-bench-7 · eth0
Lab segment
10.55.7.0/24 (VLAN 55)
Kiosk MAC to mimic
02:5a:9c:71:e0:6f

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