Labels:text | screenshot | rectangle | font OCR: PRIMARY RATE ISDN (EUROPEAN STANDARD) Signaling/Packet on D Channel 64Kbps Voice/Data on B Channel 1 to 30 Channels 64Kbps Data/Voice on B Channel 64Kbps FIGURE 2: Primary access consists of 30 B channels plus one 64Kbps D channel in Europe and 23 B channels plus one 64Kbps D channel in the United States.
