Noun
- plural form of Ra
Anagrams
ras
English Wiktionary. Available under CC-BY-SA license.
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ras - Computer Definition
- Registration/Admission/Status. In H.323-compliant multimedia networks, the protocol that supports communications between terminals (i.e., endpoint devices) and the gatekeeper. See also H.323, gatekeeper, multimedia, and terminal.
- Remote Access Server. A host computer on a local area network (LAN) and equipped with modems to serve the needs of end users for dial-up access to internal computer resources through the public switched telephone network (PSTN).An RAS also can take the form of purpose-built hardware with either integral modems or ISDN interfaces. An RAS generally is associated with a Remote Authentication Dial-In User Service (RADIUS) server that performs authentication, authorization, and accounting functions to ensure network security. See also authentication, authorization, ISDN, LAN, modem, NAS, PSTN, RADIUS, and security.
Webster's New World Telecom Dictionary Copyright © 2010 by Wiley Publishing, Inc., Indianapolis, Indiana.
Used by arrangement with John Wiley & Sons, Inc.
Used by arrangement with John Wiley & Sons, Inc.
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MLA Style
"ras." YourDictionary, n.d. Web. 25 March 2019. <https://www.yourdictionary.com/RAS>.
APA Style
ras. (n.d.). Retrieved March 25th, 2019, from https://www.yourdictionary.com/RAS
(1) See network access server.
(2) (Remote Access Service) A Windows Server feature that allows remote users access to the network from their Windows laptops or desktops via modem. See RRAS and network access server.
(3) (Registration, Admission and Signaling) In an H.323 audio or video system, the RAS is a control channel over which H.225 signaling messages are sent. It provides a central point that all devices monitor for an incoming call signal. See H.225 and H.323.
(4) (Reliability Availability Serviceability) Originally an IBM term, it refers to a computer system's overall reliability, its ability to respond to a failure and its ability to undergo maintenance without shutting it down entirely.
(5) (Row Address Strobe) A clock signal in a memory chip used to pinpoint the row of a particular bit in a row-column matrix. See CAS.
Computer Desktop Encyclopedia THIS DEFINITION IS FOR PERSONAL USE ONLY All other reproduction is strictly prohibited without permission from the publisher. © 1981-2017 The Computer Language Company Inc. All rights reserved.
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MLA Style
"ras." YourDictionary, n.d. Web. 25 March 2019. <https://www.yourdictionary.com/RAS>.
APA Style
ras. (n.d.). Retrieved March 25th, 2019, from https://www.yourdictionary.com/RAS
