A DHCP rogue server on an access switch is handing out addresses to clients on a sensitive VLAN. Which feature prevents this at Layer 2?
Answers
AARP inspection alone, without any DHCP trust configuration
BA larger DHCP scope on the legitimate server
CDisabling the spanning tree fast mode on the VLAN
DDHCP snooping, which marks trusted uplink ports and blocks untrusted offers
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