It seems to have tanked my SNRm even further, although at least the latency is much better.
I wonder if I'd be better off ditching Lantiq and going back to the Broadcom for this?
Chipset: Lantiq™ XWAY™ VRX268
Firmware Version: 5.8.1.8.1.6
API Version: 4.17.18.6
MEI Version: 1.5.17.6
Power Management Mode: L0 - Synchronized
Line State: UP [0x801: showtime_tc_sync]
Line Uptime: 7h 19m 6s
Resyncs: 4
DSLAM/MSAN VID:
XTSE Capabilities: 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2
Annex: B
Line Mode: G.993.2 (VDSL2)
Profile: 17a
Trellis: D: ON / U: ON
Bitswap: D: ON / U: ON
G.INP: D: Enabled / U: Not Enabled
Virtual Noise Support: D: Not Supported / U: Not Supported
Attain Data Rate: 55.291 Mb/s / 20.384 Mb/s
Actual Data Rate: 61.020 Mb/s / 20.000 Mb/s
Impulse Noise Prot: 45.7 sym / 0.0 sym
Interleave Delay: 0.23 ms / 0.0 ms
NFEC: 32 / 255
RFEC: 16 / 16
LSYMB: 16 / 5410
Interleave Depth: 1 / 1
Interleave Block: 32 / 255
LPATH: 0 / 0
Line Attenuation: 12.3dB / 15.0dB
Signal Attenuation: 12.3dB / 14.9dB
Noise Margin: 4.6dB / 6.0dB
Transmit power: 14.0dBm / 5.7dBm
FECS: 0 / 199
ES: 25 / 34265
SES: 0 / 124
LOSS: 5 / 0
UAS: 141 / 141
HEC: 0 / 0
CRC_P: 0 / 0
CRCP_P: 0 / 0
15m Code Violations: 0 / 2
15m FEC Errors: 0 / 3
1d Code Violations: 1 / 48
1d FEC Errors: 41 / 239