What two IPv6 messages are used in place of an ARP request and ARP response?
A) NS
B) RS
C) RA
D) NA
A, D
Explanation: A) The Neighbor Solicitation (NS) message is used to find the MAC address of a targeted device. It is the IPv6 equivalent of an ARP request. If the device exists on the local network, it is expected to return a Neighbor Advertisement (NA), which contains its MAC address so further communications can occur; this is the equivalent of an ARP reply.
D) The Neighbor Solicitation (NS) message is used to find the MAC address of a targeted device. It is the IPv6 equivalent of an ARP request. If the device exists on the local network, it is expected to return a Neighbor Advertisement (NA), which contains its MAC address so further communications can occur; this is the equivalent of an ARP reply.
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