... quality. It also can have PPPoE dial, do IE network page browsing, and emulate user’s PC+ Modem by inside Modem ... Layer Test ADSL2+ Module: Attenuation (dB): 0~63.5 Noise margin (dB): 0~32 Up channel speed (Mbps): 0~1.2 ... ,NCD,OCD) ADSL2 Module: Attenuation (dB): 0~63.5 Noise margin (dB): 0~32 Up channel speed (Mbps): 0~1 Down ...