To determine which entries of the routing table match the destination address of an arriving IP packet, the router rely on their ______ information.
A) subnet mask
B) metric value
C) exit port/interface
D) default gateway
E) next hop

Question

Quizplus · Accepted Answer

The subnet mask information is used by the router to determine which entries in the routing table match the destination address of an arriving IP packet. The subnet mask is used to divide the IP address into a network portion and a host portion, allowing the router to identify which network the destination address belongs to and then use the appropriate routing entry to forward the packet.

To Determine Which Entries of the Routing Table Match the Destination