Big Red Switch Last modified: Thursday, February 02, 2006
BRS or Big Red Switch is a phrase used to describe an immediate shut down of a system using the main or emergency power switch (e.g., "Hit the BRS"). The term originated from the emergency pull switch on an older IBM mainframe or the power switch on an older IBM PC, which is a large red button. Today, it is considered to be hacker slang for any computer power button or switch.
•E-mail this definition to a colleague• For internet.com pages about Big Red Switch . Also check out the following links! IBM Web site  IBM is the world's largest information technology company. Measured by revenue, IBM is the biggest provider of IT services ($46B), hardware ($31B) and financing ($2.6B), and second in software ($15B). 2004 revenues were $96.2B. (4/05) IBM has approximately 329,000 employees in 75 countries, serving clients in 174, and speaking more than 165 languages.	Hardware Security IBM legacy device mainframe power down shut down Give Us Your Feedback Shopping Big Red Switch Products Compare Products,Prices and Stores Shop by Category: Heaters 1 Model Matches Lighting 17 Store Offers Security Systems and Surveillance 6 Store Offers