Business Data Communications and Networking, Eleventh Edition

GLOSSARY

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Abilene network: The Abilene network is the part of Internet2 that is run by Indiana University.

access layer: The access layer is the part of a network that connects clients or servers to the rest of the network. It is often a LAN.

access point (AP): The part of the wireless LAN that connects the LAN to other networks.

ACK: See acknowledgment (ACK).

acknowledgment (ACK): A character indicating a positive acknowledgment that a message has been received correctly.

ACM: Association for Computing Machinery. The ACM is an association of computer professionals.

acronym: A word formed from the initial letters or groups of letters of words in a phrase. An example is the word laser, which means l ight a mplification by s timulated e mission of r adiation.

address: A coded representation of the destination of data or of its originating source. For example, multiple computers on one communication circuit must each have a unique data link layer address.

address resolution: The process of determining the lower-layer address from a higher-layer address. For example, IP address resolution means determining the IP address from the application-layer address, whereas data link layer address resolution means determining the data link layer address from an IP address.

Address Resolution Protocol (ARP): The network-layer protocol standard for data link layer address resolution requests.

ADSL: See asymmetric DSL (ADSL).

Advanced Encryption Standard (AES): A new single-key encryption standard ...