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Speed Calculation

 
 
Badass Scotsman
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      05-10-2006, 12:29 PM
Hello,

Im a little confused about Internet Speed versus Network Speed.

My old setup:
Blueyonder Broadband (Fastest Package), 10Mbs
Wireless B Network, D-Link, 22Mbs
Actual wireless signal was shoddy at best, maximum download speed from
reliable servers, 150Kbs.


My new setup:
Blueyonder Broadband (Fastest Package), 10Mbs
Netgear Powerline LAN over MAINS, currently running at 70Mbs (About 80% -
85% mains strength).
New maximum download speed, 650Kbs

My friends setup:
Blueyonder Broadband (Fastest Package), 10Mbs
PC Directly plugged to modem
Frequently downloads in excess of 1000Kbs, normally 1.1mbs to 1.2Mbs.

I *thought* that as I have a 70Mbs capable network at home, a 10Mbs
blueyonder cable modem would have more than enough throughput to download at
it's maximum speed.

I am awaiting a replacement power supply for my laptop, when I get it, I
will go direct to the modem for some more testing.

Anyone care to explain the true relationship between NETWORK and INTERNET
speeds? IE, what speed of network do I need at MINIMUM to utilise the
MAXIMUM blueyonder broadband service?

Kind Regards,

Gary.


 
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Ian Chard
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      05-10-2006, 01:17 PM
Badass Scotsman wrote:
> Hello,
>
> Im a little confused about Internet Speed versus Network Speed.
>
> My old setup:
> Blueyonder Broadband (Fastest Package), 10Mbs
> Wireless B Network, D-Link, 22Mbs
> Actual wireless signal was shoddy at best, maximum download speed from
> reliable servers, 150Kbs.
>
>
> My new setup:
> Blueyonder Broadband (Fastest Package), 10Mbs
> Netgear Powerline LAN over MAINS, currently running at 70Mbs (About 80% -
> 85% mains strength).
> New maximum download speed, 650Kbs


It's worth checking what speed the Ethernet port on the Powerline unit
is negotiating with the computer. I have older 14Mb/s units, and the
Ethernet port only supports 10Mb/s half-duplex operation. I see max
download speeds not too far from what you're quoting.

- Ian

--
Ian Chard, Unix & Network Administrator | E: (E-Mail Removed)
Systems and Electronic Resources Service | T: 80587 / (01865) 280587
Oxford University Library Services | F: (01865) 242287
 
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Badass Scotsman
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Posts: n/a

 
      05-10-2006, 01:32 PM

"Ian Chard" <(E-Mail Removed)> wrote in message
news:e3sp4v$g46$(E-Mail Removed)...
> Badass Scotsman wrote:
>> Hello,
>>
>> Im a little confused about Internet Speed versus Network Speed.
>>
>> My old setup:
>> Blueyonder Broadband (Fastest Package), 10Mbs
>> Wireless B Network, D-Link, 22Mbs
>> Actual wireless signal was shoddy at best, maximum download speed from
>> reliable servers, 150Kbs.
>>
>>
>> My new setup:
>> Blueyonder Broadband (Fastest Package), 10Mbs
>> Netgear Powerline LAN over MAINS, currently running at 70Mbs (About 80% -
>> 85% mains strength).
>> New maximum download speed, 650Kbs

>
> It's worth checking what speed the Ethernet port on the Powerline unit
> is negotiating with the computer. I have older 14Mb/s units, and the
> Ethernet port only supports 10Mb/s half-duplex operation. I see max
> download speeds not too far from what you're quoting.



How would one check?
Gary.


 
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Ian Chard
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Posts: n/a

 
      05-10-2006, 03:53 PM
Badass Scotsman wrote:
> "Ian Chard" <(E-Mail Removed)> wrote in message
> news:e3sp4v$g46$(E-Mail Removed)...
>> Badass Scotsman wrote:
>>> Hello,
>>>
>>> Im a little confused about Internet Speed versus Network Speed.
>>>
>>> My old setup:
>>> Blueyonder Broadband (Fastest Package), 10Mbs
>>> Wireless B Network, D-Link, 22Mbs
>>> Actual wireless signal was shoddy at best, maximum download speed from
>>> reliable servers, 150Kbs.
>>>
>>>
>>> My new setup:
>>> Blueyonder Broadband (Fastest Package), 10Mbs
>>> Netgear Powerline LAN over MAINS, currently running at 70Mbs (About 80% -
>>> 85% mains strength).
>>> New maximum download speed, 650Kbs

>> It's worth checking what speed the Ethernet port on the Powerline unit
>> is negotiating with the computer. I have older 14Mb/s units, and the
>> Ethernet port only supports 10Mb/s half-duplex operation. I see max
>> download speeds not too far from what you're quoting.

>
> How would one check?


Some network cards have helpful lights that tell you, but if not you'll
have to get the OS to tell you, which is of course OS-specific :-)

OpenBSD shows it as part of the ifconfig output. No idea how to do it
in Windows.

- Ian

--
Ian Chard, Unix & Network Administrator | E: (E-Mail Removed)
Systems and Electronic Resources Service | T: 80587 / (01865) 280587
Oxford University Library Services | F: (01865) 242287
 
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Geoff Lane
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      05-10-2006, 07:37 PM
On Wed, 10 May 2006 13:29:52 +0100, "Badass Scotsman"
<(E-Mail Removed)> wrote:

>Hello,
>
>Im a little confused about Internet Speed versus Network Speed.


Try this BT service to check your throughput speed.

http://www.btopenworld.com/speedtest

Doesn't matter that you are cable.

Sometimes the type of file can have a bearing on speeds.

I've got a 50MB pure text file (All As) that you can use to check your
local network transfer speeds. It is very small zipped so I can send
it to you if you want.

Geoff Lane

 
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David Wade
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      05-11-2006, 07:57 PM

"Badass Scotsman" <(E-Mail Removed)> wrote in message
news:e3smc2$ekp$1$(E-Mail Removed)...
> Hello,
>
> Im a little confused about Internet Speed versus Network Speed.
>
> My old setup:
> Blueyonder Broadband (Fastest Package), 10Mbs
> Wireless B Network, D-Link, 22Mbs
> Actual wireless signal was shoddy at best, maximum download speed from
> reliable servers, 150Kbs.
>
>
> My new setup:
> Blueyonder Broadband (Fastest Package), 10Mbs
> Netgear Powerline LAN over MAINS, currently running at 70Mbs (About 80% -
> 85% mains strength).
> New maximum download speed, 650Kbs
>
> My friends setup:
> Blueyonder Broadband (Fastest Package), 10Mbs
> PC Directly plugged to modem
> Frequently downloads in excess of 1000Kbs, normally 1.1mbs to 1.2Mbs.
>
> I *thought* that as I have a 70Mbs capable network at home, a 10Mbs
> blueyonder cable modem would have more than enough throughput to download

at
> it's maximum speed.
>
> I am awaiting a replacement power supply for my laptop, when I get it, I
> will go direct to the modem for some more testing.
>
> Anyone care to explain the true relationship between NETWORK and INTERNET
> speeds? IE, what speed of network do I need at MINIMUM to utilise the
> MAXIMUM blueyonder broadband service?
>
> Kind Regards,
>
> Gary.
>
>

Do you get any error or retry statistics? 70 megs with many retries is not
good.


 
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