Comtrend Corporation VR-3071 Series, User Manual

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Item Description
Mode VDSL, VDSL2
Traffic Type ATM, PTM
Status Lists the status of the DSL link
Link Power State Link output power state
phyR Status Shows the status of PhyR™ (Physical Layer
Re-Transmission) impulse noise protection
Line Coding (Trellis) Trellis On/Off
SNR Margin (0.1 dB) Signal to Noise Ratio (SNR) margin
Attenuation (0.1 dB) Estimate of average loop attenuation in the
downstream direction
Output Power (0.1 dBm) Total upstream output power
Attainable Rate (Kbps) The sync rate you would obtain
Rate (Kbps) Current sync rates downstream/upstream
In ADSL2/VDSL mode, the following section is inserted.
Item Description
MSGc Number of bytes in overhead channel message
B Number of bytes in Mux Data Frame
M Number of Mux Data Frames in a RS codeword
T Number of Mux Data Frames in an OH sub-frame
R Number of redundancy bytes in the RS codeword
S Number of data symbols the RS codeword spans
L Number of bits transmitted in each data symbol
D The interleaver depth
I The interleaver block size in bytes
N RS codeword size