Name: ian79 Date: January 9, 2008 at 02:41:05 Pacific Subject: Con to pc slower than to router OS: xp home CPU/Ram: amd3200/ddr400
Comment:
I get around 2.8 meg to my router quite consistantly, but to my pc it hovers around 1.7 meg, as low as 1.3 meg sometimes.
I understand that im not going to get the same speed from pc as the router gets but this seems too much difference i think to be proper?
I thought it might be a software problem and wanted to change my partitions anyway so instead of trying to find problem i just formatted and reinstalled the os and yet it is still the same speed.
It's sky broadband with their router and as far as i know there's no firmware upgrades that i could apply.
This speed i get to pc doesnt change all that much whether 10am like now (1.3 meg) 5pm, or 2am.
ny ideas or explanations would be appreciated. Thanks
First get the terminology right. 2.8 meg is meaningless. I we talking Mega bits per second (Mbs) or Mega bytes per second (MBs). Theres a huge difference and it is common for people to get the two confused. Data transferee speeds are usually measured in bits per second.
How are you measuring the speed at the router and getting a different speed at the PC. It is the data that is delivered to the PC is usually the only one that can be measure. What the router is showing you is the maximum possible speed you could get.
If 2.8 is Mbs it is slow. If it is MBs then that is faster but still a bit on the slow side. Without know what you contracted speed is from your ISP then that to is meaningless.
If you contracted speed is 2.8 Mbs and you are getting 1.7 Mbs to 1.3 Mbs then that is within acceptable limits. You very rarely get the full speed of any broadband connection due to vagaries in the transmission system.
Granted i didnt express the terms correctly, i just assumed that readers would know i was talking about megabytes when referring to broadband, my mistake.
Anyway, im syncing at 2.8 mega bytes. The router tells me this. Contracted speed is up to 16 megabytes, but line will only support up to 3, hence i get 2.8.
1 - 1.5 megabytes short of sync speed isnt proper and i dont think in acceptable limits, although i could be wrong. Still, losing this much from router to pc sounds like something afoot. Different lines and cables have been used, although not a different router as doing so is breach of contract.
Just wondering if anyone got any ideas of maybe why it is so before i contact manufacturer of router to see if they can shed some light.
I would assume you are talking about mega bits per second which is the usual method of expressing data transfer speeds, not bytes. When refereeing to any kind of data transmission, whether it is broadband or dial up, bits per second is the usual way of doing it. Megabytes is what is actually delivered to your computer and takes no account of overheads which are stripped out by the router and Ethernet interface but still have to be transmitted.
The routers sync speed is in bits per second. If you routers is syncing at 2.8 mega bits per second. That doesn't mean that is what you get, just the maximum if you are close to the exchange and you telephone line is in perfect condition. My router syncs at 8 Mbs but a very rarely get above 6 Mbs and can be as low as 4 Mbs. That is normal and can be expected. Then there is contention ratios to be taken into account which on a domestic line is usually 50:1. That means that there could be up to 50 other people sharing the same connection into your local exchange.
If you think it is to low the first people to contact is your ISP and ask them to check your line as that is were the problem is most likely to be, not in the router.
>> although not a different router as doing so is breach of contract. <<
If that is truly what your contract says then I would get another contract. What it probably says is that no other router is supported which means that if you use another router you are on your own as far as support is concerned.
As you are using Sky Broadband I am assuming you are in the UK in which case you will be using PPPoATM which means the ISP has no way of knowing what kind of router you are using unless you tell them.
I see. I thought the sync speed was what was actually available for me to use, and then i lose some from router to pc due to noise, quality/length of line, drivers etc.
I understand what you mean by the isp should be first point of contact but when phoning them in the past about speed received not being right all they tell me to do is log into router and check sync speed, which is always around the same of 2.8, they then say something to the effect of this is what it should be and everything's ok, nothing we can do. In light of this im reluctant to phone them anymore.
After 3 different pc's with different hardware having been tried on the line reporting same thing im determined something is wrong somewhere. Maybe im being daft and it's acceptable like you say.
>> and then i lose some from router to pc due to noise, quality/length of line, drivers etc <<
Not quite. The speed is being lost in your telephone line between you and the exchange. The sync speed and the speed the data actually comes down the line are not the same. There should ne no loss at all between the router and the computer as that is Ethernet not ADSL.
The only other thing you can do is to phone BT Engineering and ask them to do a line chaeck for you. They will check is there is exceesive noise on the line or there is to much autenation.
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