Have just been having a mess and got this from the router:

/usr/sbin/adslctl: ADSL driver and PHY status

Status: Showtime Channel: INTR, Upstream rate = 768 Kbps, Downstream rate = 5312 Kbps

Link Power State: L0

Mode: G.DMT

Channel: Interleave

Trellis: ON

Line Status: No Defect

Training Status: Showtime

Down Up

SNR (dB): 8.0 16.0

Attn(dB): 48.0 30.0

Pwr(dBm): 19.7 12.5

Max(Kbps): 5952 1120

Rate (Kbps): 5312 768

G.dmt framing

K: 167(0) 25

R: 16 16

S: 1 8

D: 64 8

ADSL2 framing

MSGc: 1 1

B: 167 25

M: 1 8

T: 1 1

R: 16 16

S: 1.0952 8.6153

L: 1344 208

D: 64 8

Counters

SF: 235245 235243

SFErr: 1 2

RS: 15996688 1999565

RSCorr: 95020 30

RSUnCorr: 1 0

HEC: 0 2

OCD: 0 0

LCD: 0 0

Total Cells: 50111262 0

Data Cells: 656870 0

Drop Cells: 0

Bit Errors: 0 0

ES: 2 0

SES: 1 0

UAS: 20 0

Total time = 1 hours 7 min 6 sec

SF = 235245

CRC = 1

LOS = 1

LOF = 0

ES = 2

Latest 1 day time = 1 hours 7 min 6 sec

SF = 235245

CRC = 1

LOS = 1

LOF = 0

ES = 2

Latest 15 minutes time = 7 min 6 sec

SF = 25054

CRC = 0

LOS = 1

LOF = 0

ES = 1

Previous 15 minutes time = 15 min 0 sec

SF = 52989

CRC = 0

LOS = 0

LOF = 0

ES = 0

Previous 1 day time = 0 sec

SF = 0

CRC = 0

LOS = 0

LOF = 0

ES = 0

15 minutes interval [-30 min to -15 min] time = 15 min 0 sec

SF = 52931

CRC = 1

LOS = 0

LOF = 0

ES = 1

15 minutes interval [-45 min to -30 min] time = 15 min 0 sec

SF = 52930

CRC = 0

LOS = 0

LOF = 0

ES = 0

15 minutes interval [-60 min to -45 min] time = 15 min 0 sec

SF = 51341

CRC = 0

LOS = 0

LOF = 0

ES = 0

So nice to have some spare time to waste