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equests for higher Class of Service for individual applications, which could be billed at premium rates.
How long is a piece of string?
But as with any resource limited traffic management schemes, knowledge of the available capacity and trends is essential to avoid disaster. Historic information must be compiled from as-built, used and demand traffic levels, then compared with predicted future market growth. Trend planning at this network wide level allows an accurate picture to be created from which both future marketing plans (how much is available to sell) and operational investment plans (how much do I need to build) can be derived.
Some vendors propose solutions which ask the customer to select the performance and bandwidth required on a per usage basis. Or to use a menu option to speed up the service in areas of poor quality.
Most users, however, like to keep things simple. One method to achieve this would be to increase the rate of consumption within the monthly useage allowance. For example, 1GB of high priority might consume 2GB of your monthly allowance. 1GB of video streaming priority might take up 3GB or more. In this way, consumers could relate to a single base tariff for data, and understand the proportional cost of additional data.
Understanding the total capacity available
Available bandwidth for any individual cell or DSLAM is always going to be determined in real-time based on the committed traffic demand placed on it at any point in time.