LevelOne VDS-0130 - Manual (Page 6)

6
Pin 1: VTU-C/R Switch
VTU-C: VDS-0130 will act as at the Central Office (CO) side.
VTU-R: VDS-0130 will act as at the Customer Premise Equipment (CPE) or Remote side.
Pin 2: Mode for impulse noise protection
Interleave mode: Protection for up to 250ms impulse noises with latency less than 6 ms.
Fast mode: Direct data transmission with latency less than 1ms.
Pin 3: Rate limit control
50/20 Mbps: Line rate limited to 50/20 Mbps.
Full Rate: Provides up to 100Mbps/60Mbps line rate in short line.
Pin 4: Signal to Noise Ratio (SNR)
9dB: Higher SNR margin (9dB) will result in less error with more stable VDSL2 link.
6dB: Original and Normal channel noise protection with 6 dB SNR.