ATL Telecom Proscend 100 VDSL2 LAN Extender - Manual (Page 8)

VDSL2 LAN Extender User Manual V0.01
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Pin 3: Band Plan
Symmetric: Support the band plan G.997 and provide the symmetric
transmission on both down stream and upstream.
Asymmetric: Provides highest line rate in short range in asymmetric
mode.
Pin 4: General protection
9dB: Better channel noise protection with SNR up to 9 dB
6dB: Original channel noise protection with 6 dB SNR
2.1.2 Ethernet LED
The Ethernet LEDs show the status as below: