DSL stands for digital subscriber line. DSL providers use thetechnology to provide high speed access to the internet.DSL works through the use of telephone lines. However, unlikedial-up internet, the previous option available, DSL can be used atthe same time as the telephone. This is possible because the DSLand the telephone signals use different parts of the same copperline.This can be accomplished because both signals go through theline at different frequencies. The information sent back and forththrough the line for the DSL internet access will use a highfrequency. Alternatively, the information sent through the line forphone calls will use a low frequency. This way the frequencies donot intermix, causing neither to fail while they are being sent atthe same time.This was a massive impro