Thanks guys,
Having just forked out £50 on a 9980 I'm not really in a position to try anything else! I set it up 90 minutes ago and I've had no drops but both SNRs appears to be fluctuating as before.
Here's the current Status page:
Device Information
Firmware Version:0.6.0 1.13 v0021.0 Build 160125 Rel.52064n
Hardware Version:TD-W9980 v1 00000001
System Up Time:0 day(s) 01:46:14
Line Status:Connected
DSL Modulation Type:VDSL2
Annex Type:Annex A/B/L/M
Upstream Downstream
Current Rate (Kbps) 8496 54996
Max Rate (Kbps) 14090 63509
SNR Margin (dB) 9.2 6
Line Attenuation (dB) 22.6 18.7
Errors (Pkts) 1082 499
I've just downloaded the latest version of TP-Link Stat Grabber and here's the latest dump from it. As I'm not familiar with this application or the router I'm not really sure how to interpret the results - sorry. I've connected two PCs and the Fentocell via ethernet plus the odd wireless device:
2016.11.12 12:04:02 xDSL Stats (1st,All):
[1,0,0,0,0,0]0
enable=1
status=Up
modulationType=VDSL2
X_TPLINK_CurrSupportLinkType=2
lineEncoding=
allowedProfiles=
currentProfile=
dataPath=
interleaveDepth=0
lineNumber=0
upstreamCurrRate=8496
downstreamCurrRate=54996
upstreamMaxRate=14600
downstreamMaxRate=62864
upstreamNoiseMargin=80
downstreamNoiseMargin=58
upstreamAttenuation=226
downstreamAttenuation=187
upstreamPower=140
downstreamPower=77
ATURVendor=
ATURCountry=
ATUCVendor=
ATUCCountry=
totalStart=6012
showtimeStart=242
quarterHourStart=0
X_TPLINK_Bitswap=On
X_TPLINK_SRA=On
X_TPLINK_AdslModulationCfg=Multimode
X_TPLINK_AnnexType=Annex A/B/L/M
X_TPLINK_SupportAdslMode=VDSL2:A,B,A/B;T1.413:A;G.dmt:A;ADSL2:A,A/L/M;ADSL2+:A,M,A/L/M;Auto Sync-up:A/B/L/M
X_TPLINK_PtmMainIfName=ptm0
[1,0,0,0,0,0]1
receiveBlocks=0
transmitBlocks=0
cellDelin=0
linkRetrain=0
initErrors=0
initTimeouts=0
lossOfFraming=0
erroredSecs=0
X_TPLINK_US_ErroredSecs=0
severelyErroredSecs=0
X_TPLINK_US_SeverelyErroredSecs=0
FECErrors=208354
ATUCFECErrors=81108
HECErrors=0
ATUCHECErrors=0
CRCErrors=36729
ATUCCRCErrors=241
[2,0,0,0,0,0]1
receiveBlocks=0
transmitBlocks=0
cellDelin=0
linkRetrain=0
initErrors=0
initTimeouts=0
lossOfFraming=0
erroredSecs=0
X_TPLINK_US_ErroredSecs=0
severelyErroredSecs=0
X_TPLINK_US_SeverelyErroredSecs=0
FECErrors=208354
ATUCFECErrors=81108
HECErrors=0
ATUCHECErrors=0
CRCErrors=36729
ATUCCRCErrors=241
[3,0,0,0,0,0]1
receiveBlocks=0
transmitBlocks=0
cellDelin=0
linkRetrain=0
initErrors=0
initTimeouts=0
lossOfFraming=0
erroredSecs=0
X_TPLINK_US_ErroredSecs=0
severelyErroredSecs=0
X_TPLINK_US_SeverelyErroredSecs=0
FECErrors=208354
ATUCFECErrors=81108
HECErrors=0
ATUCHECErrors=0
CRCErrors=36729
ATUCCRCErrors=241
[4,0,0,0,0,0]1
receiveBlocks=0
transmitBlocks=0
cellDelin=0
linkRetrain=0
initErrors=0
initTimeouts=0
lossOfFraming=0
erroredSecs=0
X_TPLINK_US_ErroredSecs=0
severelyErroredSecs=0
X_TPLINK_US_SeverelyErroredSecs=0
FECErrors=208354
ATUCFECErrors=81108
HECErrors=0
ATUCHECErrors=0
CRCErrors=36729
ATUCCRCErrors=241
[5,0,0,0,0,0]1
receiveBlocks=0
transmitBlocks=0
cellDelin=0
linkRetrain=0
initErrors=0
initTimeouts=0
lossOfFraming=0
erroredSecs=0
X_TPLINK_US_ErroredSecs=0
severelyErroredSecs=0
X_TPLINK_US_SeverelyErroredSecs=0
FECErrors=208354
ATUCFECErrors=81108
HECErrors=0
ATUCHECErrors=0
CRCErrors=36729
ATUCCRCErrors=241
[6,0,0,0,0,0]1
receiveBlocks=0
transmitBlocks=0
cellDelin=0
linkRetrain=0
initErrors=0
initTimeouts=0
lossOfFraming=0
erroredSecs=0
X_TPLINK_US_ErroredSecs=0
severelyErroredSecs=0
X_TPLINK_US_SeverelyErroredSecs=0
FECErrors=208354
ATUCFECErrors=81108
HECErrors=0
ATUCHECErrors=0
CRCErrors=36729
ATUCCRCErrors=241
[7,0,0,0,0,0]1
receiveBlocks=0
transmitBlocks=0
cellDelin=0
linkRetrain=0
initErrors=0
initTimeouts=0
lossOfFraming=0
erroredSecs=0
X_TPLINK_US_ErroredSecs=0
severelyErroredSecs=0
X_TPLINK_US_SeverelyErroredSecs=0
FECErrors=208354
ATUCFECErrors=81108
HECErrors=0
ATUCHECErrors=0
CRCErrors=36729
ATUCCRCErrors=241
[8,0,0,0,0,0]1
receiveBlocks=0
transmitBlocks=0
cellDelin=0
linkRetrain=0
initErrors=0
initTimeouts=0
lossOfFraming=0
erroredSecs=0
X_TPLINK_US_ErroredSecs=0
severelyErroredSecs=0
X_TPLINK_US_SeverelyErroredSecs=0
FECErrors=208354
ATUCFECErrors=81108
HECErrors=0
ATUCHECErrors=0
CRCErrors=36729
ATUCCRCErrors=241
[9,0,0,0,0,0]1
receiveBlocks=0
transmitBlocks=0
cellDelin=0
linkRetrain=0
initErrors=0
initTimeouts=0
lossOfFraming=0
erroredSecs=0
X_TPLINK_US_ErroredSecs=0
severelyErroredSecs=0
X_TPLINK_US_SeverelyErroredSecs=0
FECErrors=208354
ATUCFECErrors=81108
HECErrors=0
ATUCHECErrors=0
CRCErrors=36729
ATUCCRCErrors=241
[10,0,0,0,0,0]1
receiveBlocks=0
transmitBlocks=0
cellDelin=0
linkRetrain=0
initErrors=0
initTimeouts=0
lossOfFraming=0
erroredSecs=0
X_TPLINK_US_ErroredSecs=0
severelyErroredSecs=0
X_TPLINK_US_SeverelyErroredSecs=0
FECErrors=208354
ATUCFECErrors=81108
HECErrors=0
ATUCHECErrors=0
CRCErrors=36729
ATUCCRCErrors=241
[11,0,0,0,0,0]1
receiveBlocks=0
transmitBlocks=0
cellDelin=0
linkRetrain=0
initErrors=0
initTimeouts=0
lossOfFraming=0
erroredSecs=0
X_TPLINK_US_ErroredSecs=0
severelyErroredSecs=0
X_TPLINK_US_SeverelyErroredSecs=0
FECErrors=208354
ATUCFECErrors=81108
HECErrors=0
ATUCHECErrors=0
CRCErrors=36729
ATUCCRCErrors=241
[12,0,0,0,0,0]1
receiveBlocks=0
transmitBlocks=0
cellDelin=0
linkRetrain=0
initErrors=0
initTimeouts=0
lossOfFraming=0
erroredSecs=0
X_TPLINK_US_ErroredSecs=0
severelyErroredSecs=0
X_TPLINK_US_SeverelyErroredSecs=0
FECErrors=208354
ATUCFECErrors=81108
HECErrors=0
ATUCHECErrors=0
CRCErrors=36729
ATUCCRCErrors=241
[13,0,0,0,0,0]1
receiveBlocks=0
transmitBlocks=0
cellDelin=0
linkRetrain=0
initErrors=0
initTimeouts=0
lossOfFraming=0
erroredSecs=0
X_TPLINK_US_ErroredSecs=0
severelyErroredSecs=0
X_TPLINK_US_SeverelyErroredSecs=0
FECErrors=208354
ATUCFECErrors=81108
HECErrors=0
ATUCHECErrors=0
CRCErrors=36729
ATUCCRCErrors=241
[14,0,0,0,0,0]1
receiveBlocks=0
transmitBlocks=0
cellDelin=0
linkRetrain=0
initErrors=0
initTimeouts=0
lossOfFraming=0
erroredSecs=0
X_TPLINK_US_ErroredSecs=0
severelyErroredSecs=0
X_TPLINK_US_SeverelyErroredSecs=0
FECErrors=208354
ATUCFECErrors=81108
HECErrors=0
ATUCHECErrors=0
CRCErrors=36729
ATUCCRCErrors=241
[15,0,0,0,0,0]1
receiveBlocks=0
transmitBlocks=0
cellDelin=0
linkRetrain=0
initErrors=0
initTimeouts=0
lossOfFraming=0
erroredSecs=0
X_TPLINK_US_ErroredSecs=0
severelyErroredSecs=0
X_TPLINK_US_SeverelyErroredSecs=0
FECErrors=208354
ATUCFECErrors=81108
HECErrors=0
ATUCHECErrors=0
CRCErrors=36729
ATUCCRCErrors=241
[16,0,0,0,0,0]1
receiveBlocks=0
transmitBlocks=0
cellDelin=0
linkRetrain=0
initErrors=0
initTimeouts=0
lossOfFraming=0
erroredSecs=0
X_TPLINK_US_ErroredSecs=0
severelyErroredSecs=0
X_TPLINK_US_SeverelyErroredSecs=0
FECErrors=208354
ATUCFECErrors=81108
HECErrors=0
ATUCHECErrors=0
CRCErrors=36729
ATUCCRCErrors=241
[17,0,0,0,0,0]1
receiveBlocks=0
transmitBlocks=0
cellDelin=0
linkRetrain=0
initErrors=0
initTimeouts=0
lossOfFraming=0
erroredSecs=0
X_TPLINK_US_ErroredSecs=0
severelyErroredSecs=0
X_TPLINK_US_SeverelyErroredSecs=0
FECErrors=208354
ATUCFECErrors=81108
HECErrors=0
ATUCHECErrors=0
CRCErrors=36729
ATUCCRCErrors=241
[18,0,0,0,0,0]1
receiveBlocks=0
transmitBlocks=0
cellDelin=0
linkRetrain=0
initErrors=0
initTimeouts=0
lossOfFraming=0
erroredSecs=0
X_TPLINK_US_ErroredSecs=0
severelyErroredSecs=0
X_TPLINK_US_SeverelyErroredSecs=0
FECErrors=208354
ATUCFECErrors=81108
HECErrors=0
ATUCHECErrors=0
CRCErrors=36729
ATUCCRCErrors=241
[19,0,0,0,0,0]1
receiveBlocks=0
transmitBlocks=0
cellDelin=0
linkRetrain=0
initErrors=0
initTimeouts=0
lossOfFraming=0
erroredSecs=0
X_TPLINK_US_ErroredSecs=0
severelyErroredSecs=0
X_TPLINK_US_SeverelyErroredSecs=0
FECErrors=208354
ATUCFECErrors=81108
HECErrors=0
ATUCHECErrors=0
CRCErrors=36729
ATUCCRCErrors=241
[20,0,0,0,0,0]1
receiveBlocks=0
transmitBlocks=0
cellDelin=0
linkRetrain=0
initErrors=0
initTimeouts=0
lossOfFraming=0
erroredSecs=0
X_TPLINK_US_ErroredSecs=0
severelyErroredSecs=0
X_TPLINK_US_SeverelyErroredSecs=0
FECErrors=208354
ATUCFECErrors=81108
HECErrors=0
ATUCHECErrors=0
CRCErrors=36729
ATUCCRCErrors=241
[21,0,0,0,0,0]1
receiveBlocks=0
transmitBlocks=0
cellDelin=0
linkRetrain=0
initErrors=0
initTimeouts=0
lossOfFraming=0
erroredSecs=0
X_TPLINK_US_ErroredSecs=0
severelyErroredSecs=0
X_TPLINK_US_SeverelyErroredSecs=0
FECErrors=208354
ATUCFECErrors=81108
HECErrors=0
ATUCHECErrors=0
CRCErrors=36729
ATUCCRCErrors=241
[22,0,0,0,0,0]1
receiveBlocks=0
transmitBlocks=0
cellDelin=0
linkRetrain=0
initErrors=0
initTimeouts=0
lossOfFraming=0
erroredSecs=0
X_TPLINK_US_ErroredSecs=0
severelyErroredSecs=0
X_TPLINK_US_SeverelyErroredSecs=0
FECErrors=208354
ATUCFECErrors=81108
HECErrors=0
ATUCHECErrors=0
CRCErrors=36729
ATUCCRCErrors=241
[23,0,0,0,0,0]1
receiveBlocks=0
transmitBlocks=0
cellDelin=0
linkRetrain=0
initErrors=0
initTimeouts=0
lossOfFraming=0
erroredSecs=0
X_TPLINK_US_ErroredSecs=0
severelyErroredSecs=0
X_TPLINK_US_SeverelyErroredSecs=0
FECErrors=208354
ATUCFECErrors=81108
HECErrors=0
ATUCHECErrors=0
CRCErrors=36729
ATUCCRCErrors=241
[24,0,0,0,0,0]1
Thanks again
Irvin