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Standard User adslmax
(eat-sleep-adslguide) Wed 17-Jan-24 23:47:12
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Re: FTTC Line stats analysis!


[re: Bobby_Valentino] [link to this post]
 
You shouldn't restart your VDSL2 modem cos DLM will make it worsen. Leave it alone!
Standard User j0hn83
(knowledge is power) Wed 17-Jan-24 23:49:23
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Re: FTTC Line stats analysis!


[re: Bobby_Valentino] [link to this post]
 
In reply to a post by Bobby_Valentino:
Anyone know how to get the line unbanded/uncapped?


A DLM reset, or the DLM doing it itself in it's own time. Some migrations come with a DLM reset also.
The capping can speed it up.

As mentioned in previous posts the DLM does things in stages, often few days apart. I would have left the cap on at 40Mb. The change to Retx Low gave you a small throughput increase on the same sync speed.

I would apply the same cap again and give it the same number of days it took to change the Retx high to low.
Standard User Bobby_Valentino
(fountain of knowledge) Fri 26-Jan-24 11:05:50
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Re: FTTC Line stats analysis!


[re: adslmax] [link to this post]
 
So some advancements since my last post!

My line went down yet again randomly, no dial tone at all. Called BT out again and they said there was an issue on the D side in the green cab up the road. They fixed that, the dial tone is back, got the faceplate upgraded to an Openreach MK4 VDSL Plate & NTE5C Master Socket from the old NTE5 socket - result!

Not only that, it also looks like my line has been unbanded/uncapped too! Latest stats:

xdslcmd: ADSL driver and PHY status
Status: Showtime
Retrain Reason: 0
Last initialization procedure status: 0
Max: Upstream rate = 17051 Kbps, Downstream rate = 59772 Kbps
Bearer: 0, Upstream rate = 17051 Kbps, Downstream rate = 60517 Kbps
Bearer: 1, Upstream rate = 0 Kbps, Downstream rate = 0 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): 6.2 6.1
Attn(dB): 16.8 0.0
Pwr(dBm): 13.9 7.1
VDSL2 framing
Bearer 0
MSGc: -6 24
B: 243 239
M: 1 1
T: 0 64
R: 10 14
S: 0.1284 0.4478
L: 15827 4538
D: 8 1
I: 254 127
N: 254 254
Q: 8 0
V: 0 0
RxQueue: 48 0
TxQueue: 12 0
G.INP Framing: 18 0
G.INP lookback: 12 0
RRC bits: 0 24
Bearer 1
MSGc: 122 -6
B: 0 0
M: 2 0
T: 2 0
R: 16 0
S: 8.0000 0.0000
L: 32 0
D: 1 0
I: 32 0
N: 32 0
Q: 0 0
V: 0 0
RxQueue: 0 0
TxQueue: 0 0
G.INP Framing: 0 0
G.INP lookback: 0 0
RRC bits: 0 0
Counters
Bearer 0
OHF: 0 4332
OHFErr: 0 0
RS: 962064 277235
RSCorr: 21 0
RSUnCorr: 0 0
Bearer 1
OHF: 1992 0
OHFErr: 0 0
RS: 15439 0
RSCorr: 0 0
RSUnCorr: 0 0

Retransmit Counters
rtx_tx: 5016668 0
rtx_c: 0 0
rtx_uc: 0 0

G.INP Counters
LEFTRS: 0 0
minEFTR: 60508 0
errFreeBits: 29535 0

Bearer 0
HEC: 0 0
OCD: 0 0
LCD: 0 0
Total Cells: 3692967 0
Data Cells: 17646 0
Drop Cells: 0
Bit Errors: 0 0

Bearer 1
HEC: 0 0
OCD: 0 0
LCD: 0 0
Total Cells: 0 0
Data Cells: 0 0
Drop Cells: 0
Bit Errors: 0 0

ES: 0 0
SES: 0 0
UAS: 27 27
AS: 33

Bearer 0
INP: 48.00 0.00
INPRein: 0.00 0.00
delay: 0 0
PER: 0.00 7.19
OR: 0.01 33.36
AgR: 60578.92 17084.75

Bearer 1
INP: 2.00 0.00
INPRein: 2.00 0.00
delay: 0 0
PER: 16.06 0.01
OR: 63.75 0.01
AgR: 63.75 0.01

Bitswap: 39/39 9/9

IP profile set to: 58.51 Mbps

I guess after he fixed the line he must've done a DLM reset? Not sure he didn't mention it but just happy it's no longer banded/capped laugh

I guess now it's now the waiting game to get the SNR downstream back down to 3db!

Edited by Bobby_Valentino (Fri 26-Jan-24 12:33:29)


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