Updated: 10/17/2017 by Computer Hope

RAS may refer to any of the following:

1. Short for Remote Access Server, RAS allows users using either TCP/IP, IPX, or NetBUEI from a modem to log onto a Microsoft Windows NT network.

2. Short for Row Address Select or Row Access Strobe, RAS is signal that the CPU or other hardware device, such as a video card, sends to the RAM. The signal contains information about where to locate the data in a row in the computer RAM.

3. RAS is a file extension used for raster graphic files.

CAS, Memory terms, Network terms