Wireless Developer Network Glossary
RAS - Remote access is the ability to get access to a computer or a network from a remote distance.
RBOC - RBOC (regional Bell operating company) is a term describing one of the U.S. regional telephone companies (or their successors) that were created as a result of the breakup of American Telephone and Telegraph Company (AT&T, known also as the Bell System or "Ma Bell") by a U.S. Federal Court consent decree on December 31, 1983.
RDBMS - An RDBMS is a program that lets you create, update, and administer a relational database. An RDBMS takes Structured Query Language (SQL) statements entered by a user or contained in an application program and creates, updates, or provides access to the database.
Router - On the Internet, a router is a device or, in some cases, software in a computer, that determines the next network point to which a packet should be forwarded toward its destination.
RSA - Rural Service Area. Areas not included in MSAs are divided into RSAs. Generally these are the rural areas of the US. The FCC used RSAs to license cellular carriers in areas not included in MSAs. There are 428 RSAs in the US.
RTOS - A real-time operating system (RTOS) is an operating system that guarantees a certain capability within a specified time constraint.