digital | Digital Equipment Corporation | East Coast Main Line | West Coast Main Line | Digital Audio Broadcasting | New Line Cinema | Cunard Line | White Star Line | digital television | Digital data | Digital Millennium Copyright Act | digital download | The Onedin Line | Maginot Line | Digital Spy | Digital rights management | Digital terrestrial television | Great Central Main Line | What's My Line? | Walk the Line | Stena Line | Line 13, Shanghai Metro | Line 13 | A Chorus Line | What's My Line | V/Line | Sloan Digital Sky Survey | branch line | Wirral Line | Siegfried Line |
ADTRAN has become a supplier of local loop access and deployment products for fiber, DS3, T1/E1, wireless T1/E1, Digital Subscriber Line (HDSL, HDSL2, HDSL4, SDSL, SHDSL), Frame Relay, Asynchronous Transfer Mode (ATM), Integrated Services Digital Network (ISDN), and Digital Data Service (DDS) digital services.