... /2 + physical layer transmission parameters test. 5, Available to use graphics and digitals to display bit distribution of each sub channel (Tone). 6 ... length 14, Test records can be sent to the PC through the serial port for display, storage, and printing. Powerful PC side ... + Modem 3, Ethernet Ping test as an IP terminal access to LAN for Ping test. 4, DMM test ADSL Tester