HDSL High – bit – rate Digital Subscriber Loop
HDSL:High-bit -rate Digital Subscriber Link
High-Bit-Rate Digital Subscriber Line HDSL
High Bit-Rate Digital Subscriber Line
high-bit-rate digital subscriber lines
HRDSL High Rate Digital Subscriber Loop
vacuum tubevery high bit rate digital subscriber line
VCXOvery high bit rate digital subscriber line
VDIvery high bit rate digital subscriber line
very high bit-rate digital subscriber line
HDSL High – bit(data) – rate Digital Subscriber Line
HDSL High – speed Digital Subscriber Loop
HDSL High Data Rate Digital Subscriber Line
high-data-rate digital subscriber line， HDSL
high bit rate data subscriber line
High Data Rate Digital Subscriber Line