Technical Discussion
  >> Home Networking, Internet Connection Sharing, etc.


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Standard User 4M2
(fountain of knowledge) Sun 23-Sep-12 21:38:22
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Re: first they work, now they don't ( homeplugs)


[re: zyborg47] [link to this post]
 
In reply to a post by zyborg47:
...i will have to have a look to see how easy it would be.


It may not be easy but it will probably be worth it smile

Once the cat5 is in place it gives one several different options for connecting up routers, modems, computers and phones.

I'm currently using it for a gigabit LAN from the router/switch and also ran a telephone extension along side it into the same upstairs room from the NTE5 (filtered voice from the back of filtered faceplate) both located in the same downstairs room - I left adequate spare cable at the ends though in case I want to change the setup in the future, e.g. use the cat5 for unfiltered adsl from the NTE5 filtered faceplate (rj11)for possibly using the router upstairs and filtered voice would still be available both downstairs and upstairs without additional filters from the front and back of the filtered faceplate.
Standard User zyborg47
(eat-sleep-adslguide) Mon 24-Sep-12 11:42:04
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Re: first they work, now they don't ( homeplugs)


[re: 4M2] [link to this post]
 
right, after doing some speed tests with a bit of software called lan speedtest or something like that, I have come to the conclusion that my homeplugs have a problem from up stairs to downstairs.

With the wireless connection, bearing in mind that the dongle is only a 54G, i get about 15Mb/s, with the plugs it is around 5, so a bit of a difference.

I have ordered as a temp measure a Tp-link high gain USB adaptor 300Mb/s.

i will see how that works. do anyone know why networks only seem to use half of the available bandwidth?

The one problem is how to get acesss to my NAS at a decent speed to my main computer. If I leave it upstairs, then I got no way to connect it to the Ps3.


it is getting old to be honest and while the Ethernet connection is a gigabit, doing some speed trials with it, I find that it come no where near that speed.
i don't really know if I need the NAs available for the PS3 to be honest, I have not used it with the Ps3 since I got a larger drive for the PS3 to hold all my music and pictures on the PS3.


i will see how it all works out, the ethernet cable run is a bit too much at the moment, I will have to look at that next year before I get some new carpets for upstairs,.

Adrian

Desktop machine now powered by windows 7 pro 64bit , laptop by ubuntu

ALLPAY Wireless broadband
Standard User 4M2
(fountain of knowledge) Mon 24-Sep-12 13:32:57
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Re: first they work, now they don't ( homeplugs)


[re: zyborg47] [link to this post]
 
In reply to a post by zyborg47:
.With the wireless connection, bearing in mind that the dongle is only a 54G, i get about 15Mb/s, with the plugs it is around 5, so a bit of a difference.

I have ordered as a temp measure a Tp-link high gain USB adaptor 300Mb/s.

i will see how that works. do anyone know why networks only seem to use half of the available bandwidth?


I've played around with a WLAN both with "g" and "n" but I have never really had satisfactory results. Best I can do with a "g" 54Mbps connection is about 25Mbps on file transfers over the WLAN, although internet throughput is ~11Mbps which is about the same as over ethernet so it's OK for that purpose.

Gigabit ethernet or even 100Mbps ethernet is so much better when working over the LAN - with "g" I even have problems with playing 17Mbps VBR videos over the WLAN since those videos also have overheads.

Hopefully you will be able to improve your WLAN performance with the 300Mbps USB adaptor...

Best of luck smile


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Standard User ian72
(knowledge is power) Mon 24-Sep-12 14:48:43
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Re: first they work, now they don't ( homeplugs)


[re: 4M2] [link to this post]
 
25Mbps on G is pretty good actually. Mostly they run around 22Mbps at best.
Standard User 4M2
(fountain of knowledge) Mon 24-Sep-12 15:00:07
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Re: first they work, now they don't ( homeplugs)


[re: ian72] [link to this post]
 
In reply to a post by ian72:
25Mbps on G is pretty good actually. Mostly they run around 22Mbps at best.


Actually you are probably right - I will have to check again later with a file transfer - but the wireless signal only has to pass through plaster board and floor boards, above the router, to reach a laptop normally used in an upstairs room smile
Standard User prlzx
(experienced) Mon 24-Sep-12 21:46:05
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Re: first they work, now they don't ( homeplugs)


[re: zyborg47] [link to this post]
 
In reply to a post by zyborg47:
it is getting old to be honest and while the Ethernet connection is a gigabit, doing some speed trials with it, I find that it come no where near that speed.

Gigabit ethernet can be fast enough for the limiting factor to become disk access (more so for older disks), which can therefore show up if copying or streaming a large file (as files small enough to be in a disk cache are less affected by this).

May also depend on the quality of the network card and processor in the NAS.

On some operating systems it is practical to eliminate disk access from tests by copying files between ramfs (or tmpfs), or otherwise using something like iperf.



prompt $P - Invalid drive specification - Abort, Retry, Fail? $G
prlzx on n e w n e t: ADSL2+ / 21CN at 3.5Mbps / 800kbps
Standard User zyborg47
(eat-sleep-adslguide) Mon 01-Oct-12 11:20:09
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Re: first they work, now they don't ( homeplugs)


[re: prlzx] [link to this post]
 
In reply to a post by prlzx:
In reply to a post by zyborg47:
it is getting old to be honest and while the Ethernet connection is a gigabit, doing some speed trials with it, I find that it come no where near that speed.

Gigabit ethernet can be fast enough for the limiting factor to become disk access (more so for older disks), which can therefore show up if copying or streaming a large file (as files small enough to be in a disk cache are less affected by this).

May also depend on the quality of the network card and processor in the NAS.

On some operating systems it is practical to eliminate disk access from tests by copying files between ramfs (or tmpfs), or otherwise using something like iperf.



Some of the files on my NAS are pretty large. the only linux machine i got is my laptop, i could do some tests using that. As i said i did try lan speedtest on the windows machine and that gave me a good estimate

the 300Mb/s wi-fi adaptor is at the sorting office, it came Thursday, but I not been able to get it. I will pop down soon to get it and try that.

the NAS at the moment is connected directly to the router, so it is pretty slow through the Wi-fi at the moment. I know 300Mb/s is nowhere near the speed of my ethernet, I will just have to cope until I can do something better.

Adrian

Desktop machine now powered by windows 7 pro 64bit , laptop by ubuntu

ALLPAY Wireless broadband
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