Computer Networking
ARP (Address Resolution Protocol) is

a protocol used to monitor computers
a protocol that handles error and control messages
None of these
a TCP/IP high level protocol for transferring files from one machine to another
a TCP/IP protocol used to dynamically bind a high level IP Address to a low-level physical hardware address

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Computer Networking
The Internet Control Message Protocol (ICMP)

provides communication between the Internet Protocol Software on one machine and the Internet Protocol Software on another
allows gateways to send error a control messages to other gateways or hosts
None of these
reports error conditions to the original source, the source must relate errors to individual application programs and take action to correct the problem
All of these

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