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Author Topic: FTTC - Located Between Two Cabinets  (Read 8940 times)

Samad

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  • Posts: 26
Re: FTTC - Located Between Two Cabinets
« Reply #30 on: September 18, 2016, 11:42:27 AM »

How do you know the speed estimate from cab 2? Because based on this table, it's not such a difference

http://www.thinkbroadband.com/guide/fibre-broadband.html

Distance to cabinet (metres)    Estimated downstream connection speed    Estimated upstream connection speed    Cumulative %'age of premises at this distance
100m    100 Mbps    25 Mbps    5%
150m    80 Mbps    20 Mbps    10%
200m    65 Mbps    18 Mbps    20%
300m    45 Mbps    17 Mbps    30%
400m    42 Mbps    16 Mbps    45%
500m    38 Mbps    15 Mbps    60%
600m    35 Mbps    14 Mbps    70%
700m    32 Mbps    11 Mbps    75%
800m    28 Mbps    10 Mbps    80%
900m    25 Mbps    9 Mbps    85%
1000m    24 Mbps    8 Mbps    90%
1250m    17 Mbps    5 Mbps    95%
1500m    15 Mbps    4 Mbps    98%
VDSL2 Profile 17a, cabinet to premises speed estimate

Thank you for posting this info.
My download speed is 24/25Mbps so I am 900/1000 metres from the exchange which I know is correct.
My upload speed is 2/3Mbps and with reference to the table at 900/1000 metres I should expect 8/9Mbps.

My upload speed is in line with the BT estimate when I contracted for Infinity 1, however, can anyone enlighten me why it is so different from the table?
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NewtronStar

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Re: FTTC - Located Between Two Cabinets
« Reply #31 on: September 18, 2016, 10:07:26 PM »

From what I have read and seen on BBC the estimate from the BT Website is an average over 100 lines in that area so it won't give you the true DS and US sync for your specific line and also being on a long line 1000 meters the sync rate DS & US is 39Mbps and 6Mbps

That table is old and obsolete if it was correct my line length would be 500 meters instead of 1000 meters  ;)
« Last Edit: September 18, 2016, 10:15:45 PM by NewtronStar »
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