Just had BT engineer turn up. Changed pairs to cabinet DLM reset and speed now as follows:-
Status: Showtime
Last Retrain Reason: 0
Last initialization procedure status: 0
Max: Upstream rate = 8435 Kbps, Downstream rate = 46162 Kbps
Bearer: 0, Upstream rate = 8117 Kbps, Downstream rate = 46084 Kbps
Link Power State: L0
Mode: VDSL2 Annex B
VDSL2 Profile: Profile 17a
TPS-TC: PTM Mode(0x0)
Trellis: U:ON /D:ON
Line Status: No Defect
Training Status: Showtime
Down Up
SNR (dB): 6.3 6.2
Attn(dB): 22.3 0.0
Pwr(dBm): 6.4 6.4
VDSL2 framing
Bearer 0
MSGc: 16 33
B: 207 238
M: 1 1
T: 64 22
R: 4 16
S: 0.1436 0.9362
L: 11808 2179
D: 1 1
I: 212 255
N: 212 255
Counters
Bearer 0
OHF: 63283 9411
OHFErr: 69 0
RS: 4022400 620965
RSCorr: 593 0
RSUnCorr: 799 0
Bearer 0
HEC: 862 0
OCD: 1 0
LCD: 1 0
Total Cells: 12938077 0
Data Cells: 97104 0
Drop Cells: 0
Bit Errors: 0 0
ES: 8 0
SES: 0 0
UAS: 27 27
AS: 146
Bearer 0
INP: 0.00 0.00
INPRein: 0.00 0.00
delay: 0 0
PER: 2.30 15.50
OR: 76.28 20.11
AgR: 46160.51 8137.32
Bitswap: 20/20 0/05