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Standard User mr_bean
(member) Sat 17-Dec-11 19:36:32
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Re: FTTC below 5Mbps?


[re: deleted] [link to this post]
 
Bonding 2 or more lines is probably the best bet.
Standard User deleted
(deleted) Sat 17-Dec-11 20:45:48
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Re: FTTC below 5Mbps?


[re: mr_bean] [link to this post]
 
Doesn't that cause mismatch with the transfer of packets? Don't they arrive in a different order?

If we were to talk about the next 5 years - would you expect the entire UK to be able to be able to receive some sort of fibre service? (FTTC/FTTP)?
Standard User TheHorseman
(knowledge is power) Sat 17-Dec-11 21:56:24
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Re: FTTC below 5Mbps?


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In reply to a post by jdowning640:
Doesn't that cause mismatch with the transfer of packets? Don't they arrive in a different order?

TCP/IP can cope with that, at this kind of speed anyhow. Packets can be received in the wrong order with a normal dsl link.

BT -> Zen -> F2S -> Bulldog -> Be* -> BT Infinity
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Standard User mr_bean
(member) Sat 17-Dec-11 23:03:33
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Re: FTTC below 5Mbps?


[re: deleted] [link to this post]
 
Doesn't that cause mismatch with the transfer of packets? Don't they arrive in a different order?
Networks do that anyway - TCP re-orders the packets behind the scenes.
If we were to talk about the next 5 years - would you expect the entire UK to be able to be able to receive some sort of fibre service? (FTTC/FTTP)?
Not the entire UK if only because there will always be some corners where it isn't feasible to supply DSL of any form.
Standard User deleted
(deleted) Tue 20-Dec-11 16:24:04
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Re: FTTC below 5Mbps?


[re: deleted] [link to this post]
 
In reply to a post by jdowning640:
If we were to talk about the next 5 years - would you expect the entire UK to be able to be able to receive some sort of fibre service? (FTTC/FTTP)?

BT's current plans are due to complete around 2014, and that is only for 66% of the country (population). I suspect that those plans leave out 4 categories: Some of the "exchange-direct" lines that don't go via a cabinet (some will get FTTP though), the marginal (profit) cabinets in converted areas, the marginal exchanges, and the hopeless exchanges.

BT would take the BDUK funding, and use that to get to 90% of the country (population). I guess they would cover more of the marginal cabinets & exchanges, but still not cover either the exchange-direct lines or the hopeless exchanges.

Those exhange-direct lines that don't get FTTP and are close to the exchange wil be able to use bonded ADSL to get superfast speeds. The direct lines that are really long might needed a bonded solution just to get the 2Mbps minimum.

That leaves the hopeless exchanges - where different technology might be needed. Mobile (perhaps using some freed-up TV frequencies) or Satellite seems the most obvious.
Standard User deleted
(deleted) Tue 20-Dec-11 17:00:12
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Re: FTTC below 5Mbps?


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What about long lines connected to cabinets?

Thanks

Jack
Standard User deleted
(deleted) Tue 20-Dec-11 19:29:11
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Re: FTTC below 5Mbps?


[re: deleted] [link to this post]
 
As it stands, BT won't be helping them much: The rollout has only ever included fibre cabinets next to existing cabinets, and the subsequent long line won't be activated at speeds below 5 Mbps.

The only real way to help the long lines is to install a further cabinet further out in the network - reducing the length of the long lines but, almost by definition, there won't be enough customers to make it economically viable.

However, BT's results included a little section that showed their improvements in installation of FTTC - and one element was a "smaller" FTTC cabinet. They don't say where these are to be deployed, but I guess there are two options: by the side of existing, but small, cabinets. Or by the side of new cabinets that have been placed further out in the network.

The only problem with *either* option is that BT are still following plan A for the rollout. They don't seem to be willing to reconsider any area for "infill" purposes for at least another couple of years.
Standard User Zarjaz
(knowledge is power) Tue 20-Dec-11 20:15:14
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Re: FTTC below 5Mbps?


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However, BT's results included a little section that showed their improvements in installation of FTTC - and one element was a "smaller" FTTC cabinet.

The 'smaller' cabinets are already out there, the Huawei 96 and ECI. They are now installed instead of the larger originals (Huawei 288), the most obvious reason being less impact, street furniture wise, and most likely, cheaper to install. So they are being used exactly where you'd expect, next to an existing street cabinet.

Standard User deleted
(deleted) Tue 20-Dec-11 22:11:44
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Re: FTTC below 5Mbps?


[re: Zarjaz] [link to this post]
 
Yeah - at the moment my cabinet is the original model (the bigger one) but there are a few of them in other exchanges a few miles away that I've seen around.

Wouldn't it be a problem rerouting all the houses/businesses cables in this area to a new cabinet if they did decide to do this?

Cheers for all your help guys

Jack
Administrator MrSaffron
(staff) Tue 20-Dec-11 22:18:41
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Re: FTTC below 5Mbps?


[re: deleted] [link to this post]
 
The FTTC cabinets will pretty much always be close to an existing cabinet.

One eventual infil option will be for very small (possibly in chamber under pavement) VDSL kit, BT has used this in trials are Martlesham Heath.

The priority has generally being on getting the easy to connect cabinets connected to hit their 2/3rds target. UK has some 85,000 street cabinets to give you some idea of the scale of work.

Andrew Ferguson, [email protected]
www.thinkbroadband.com - formerly known as ADSLguide.org.uk
The author of the above post is a thinkbroadband staff member. It may not constitute an official statement on behalf of thinkbroadband.
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