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Old 30-01-2018, 20:30   #1
Spitfire16
cf.member
 
Join Date: Jun 2006
Posts: 38
Spitfire16 is an unknown quantity at this point
Can problems on upstream affect DL

Hello Folks,

I rang VM last week to complain of a slow broadband speed , they couldn't identify a fault.

I posted on the VM forums and they have advised today the following :

Quote:
I've located your details and there does appear to be an issue present concerning your equipment SNR upstream level that I'd like for an engineer to investigate.
Will this upstream issue be affecting the download speed's aswell ?

The Router stats are below for you

Downstream :

Downstream bonded channels
Channel
Frequency(Hz)
Power
(dBmV)
SNR
(dB)
Modulation
Channel ID
1
290750000
2.7
38
256 qam
20
2
322750000
2.7
40
256 qam
24
3
314750000
3
40
256 qam
23
4
306750000
2.7
40
256 qam
22
5
298750000
3
38
256 qam
21
6
282750000
2.7
40
256 qam
19
7
274750000
2.7
40
256 qam
18
8
266750000
2.7
40
256 qam
17
9
258750000
2.5
40
256 qam
16
10
250750000
2.5
40
256 qam
15
11
242750000
2.4
40
256 qam
14
12
234750000
2.5
40
256 qam
13
13
226750000
2.5
40
256 qam
12
14
218750000
2.7
40
256 qam
11
15
210750000
2.7
40
256 qam
10
16
202750000
3
40
256 qam
9
17
194750000
3.2
40
256 qam
8
18
186750000
3
40
256 qam
7
19
178750000
3
40
256 qam
6
20
170750000
3
40
256 qam
5
21
162750000
2.9
40
256 qam
4
22
154750000
2.7
40
256 qam
3
23
146750000
2.7
40
256 qam
2
24
138750000
2.5
40
256 qam
1


Downstream bonded channels
Channel
Locked Status
RxMER(dB)
Pre RS Errors
Post RS Errors
1
Locked
38.9
79
0
2
Locked
40.3
88
0
3
Locked
40.3
92
0
4
Locked
40.9
63
0
5
Locked
38.9
82
0
6
Locked
40.3
93
0
7
Locked
40.9
52
0
8
Locked
40.3
53
0
9
Locked
40.3
35
0
10
Locked
40.9
36
0
11
Locked
40.3
37
0
12
Locked
40.3
24
0
13
Locked
40.3
10
0
14
Locked
40.3
11
0
15
Locked
40.3
11
0
16
Locked
40.9
8
0
17
Locked
40.9
23
0
18
Locked
40.3
21
0
19
Locked
40.3
27
0
20
Locked
40.3
29
0
21
Locked
40.9
9
0
22
Locked
40.9
24
0
23
Locked
40.3
20
0
24
Locked
40.3
24
0

Upstream :

Upstream bonded channels
Channel
Frequency(Hz)
Power
(dBmV)
Symbol Rate (ksps)
Modulation
Channel ID
1
53700000
40.5
5120
64 qam
13
2
25800000
39
5120
64 qam
12
3
32600000
39.3
5120
64 qam
11
4
39400000
39.3
5120
64 qam
10


Upstream bonded channels
Channel
Channel Type
T1 Timeouts
T2 Timeouts
T3 Timeouts
T4 Timeouts
1
ATDMA
0
0
0
0
2
ATDMA
0
0
1402
2795
3
ATDMA
0
0
4
0
4
ATDMA
0
0
1
0
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