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Thread ID: 88836 2008-04-10 22:06:00 Internet Lost Connection pctek (84) Press F1
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657856 2008-04-10 22:06:00 A friend was asking me why this happens, have to say I know people who often reboot the adsl modem and/or PC to restore their connection, I've never had to.

Its not something I have looked into. I thought of disabling power management on the NIC etc, but no.

He says this morning:

Still happening when I leave the PC unattended and not using the net. At least I've eliminated the NIC, as I can still see the router, just no internet!
No email, no browser response. I can ping my xnet WAN IP Address, also the xnet DNS, but can't get any further.
A router reset fixes it, as does a reboot, but I shouldn't have to. Why does a reboot fix it?
I'll set power management from "Home/Office" to "Always ON". Shouldn't make any difference, unless it's a Windows service going to sleep and not waking up?
pctek (84)
657857 2008-04-10 22:29:00 Don't know the answer but does your friend leave his email client running and set to check for new mail every five minutes while the PC is unattended?

On dialup it used to help keep the connection "alive" but don't know if it helps with BB. Might be worth a try.
FoxyMX (5)
657858 2008-04-10 22:37:00 Is the router set to sleep on idle? Some are set to do this by default - it will preserve the WAN ip address (hence why they can still ping it) but the actual connection is either suspended or completely dropped until outgoing traffic triggers it again. Some are utterly useless at re-establishing the connection when this happens, and require a reboot before they will work again.

What brand / model is the router?
Erayd (23)
657859 2008-04-11 00:28:00 He has a Dynalink.
Not sure which model.

But then I have a Dynalink too at home and mine doesn't.

He checked the modem isn't sleeping.
pctek (84)
657860 2008-04-11 01:06:00 Could be a partially dead router then. If he can ping the WAN address, then the PC is fine. My guess is the 'modem' part of the router is crashing (possibly due to overheating?), but the 'router' part isn't. Does he have access to another router to test with? Preferably another brand entirely.

Another possibility is a dud port on the DSLAM or a faulty DSLAM - that could also cause these symptoms.

Finally, a bad line with a router that can't cope with constant connection restarts could also do it - swapping out the router would help eliminate this option. Don't use a D-Link for this.
Erayd (23)
657861 2008-04-11 08:38:00 I have to sometimes. We turn everything including router off at the wall at night and some days I have to reboot as can't get a connection when computer is turned on, usually a reboot of PC and router fixes this, but it is damned annoying. gary67 (56)
657862 2008-04-12 08:07:00 I had the same fault a while ago. I scoured the earth for a fix & didn't find one. It seems to be a windows problem, as a hard drive wipe & clean install a good 6 months ago has fixed it. It never drops out now, even when coming out of sleep etc Phil B (648)
657863 2008-04-13 10:14:00 Perhaps this quote from the Slingshot website might be related:-


Telecom Exchange Upgrades

Telecom New Zealand has a program of work to gradually upgrade most telephone exchanges to ADSL2+ .

These improvements will result in better broadband speeds and performance for Slingshot customers, however Telecom have advised of a known issue that is impacting selected customers after the migration to the new equipment .

The issue is related to a few types of broadband routers with a specific chipset which results in frequent disconnections . This issue becomes worse depending on the customers distance from the exchange or if there is existing poor line quality .

For more technical customers, this means you may lose the PPP portion of your connection and Slingshot’s helpdesk needs to work with Telecom to restore the service .

Slingshot is actively working with Telecom to ensure a swift resolution and will update this message as more information comes to hand .
decibel (11645)
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