CBR Last modified: Monday, October 20, 2008
Short for constant bit rate, or Class A quality of service, an ATM bandwidth-allocation service that requires the user to determine a fixed bandwidth requirement at the time the connection is set up so that the data can be sent in a steady stream. CBR service is often used when transmitting fixed-rate uncompressed video. Compare with ABR, UBR and VBR.
•E-mail this definition to a colleague• For internet.com pages about CBR . Also check out the following links! Enterprise VoIP Planet  The IT Manager's Guide to Voice over IP Webopedia's "Did You Know...?" Section  Use this Webopedia knowledge section for an in-depth overview of specific technologies and occurrences in the areas of Computer Science, The Internet, and Computer Hardware and Software. Wi-Fi Planet  802.11 news, commentary and information.	Data Transfer Rates Networking Standards ABR ATM QoS throughput UBR VBR Give Us Your Feedback Shopping CBR Products Compare Products,Prices and Stores Shop by Category: Sport and Outdoor 540 Store Offers Motorcycle Parts and Accessories 4365 Store Offers Security Systems and Surveillance 10 Store Offers Nutrition 0 Store Offers