Reply To: How the Value of E1=2.048 Mbps comes? 10th October 2015 at 12:33 #65384 Wallis DudhnathGuest 32 Time slots – This is a PCM / E1.0. Done by convention to have 32 Time Slots and a sampling rate of 8000Hz (Nyqvist). VBR/ Wallis Dudhnath