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Thread ID: 16143 2002-02-27 12:25:00 ADSL mysterious huge expensive download Guest (0) Press F1
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37334 2002-02-27 12:25:00 I am a Jetstream 400 customer who runs a small website for a non-profit organisation (not hosting). I have just recieved a bill from Telecom for $1000 because of a single download of 4.3 GB (my monthly limit is 400Mb, after which Telecom charges 20c/Mb) for which I am not (knowingly, at least) responsible.

I had a windows 98 pc, dynalink router with a firewall (ZoneAlarm) and up to date virus protection (McAfee), did not use file sharing programs, and limited internet access (via the firewall) to internet explorer, Outlook Express, Dreamweaver and McAfee (ie I thought I was doing everything right).

The mysterious download occured at 4am one morning, and in just over 3 hours 4.3 Gb was (allegedly) occured. Noone in the house used the pc at that time. I did not notice any firewall alerts. Additionally, I had a 6Gb hard drive, of which less than 1 Gb was free (ie not enough room to download 4.3Gb of files).

Unfortunately I upgraded my PC 2 weeks ago (prior to obtaining the above Telecom bill) to Windows 2000 and a larger hard drive, so am unable to access the event logs for the firewall etc.

I am concerned that either my router has been somehow hacked or subverted, or somehow a rouge program is responsible. Sorry about the length of this, but does anyone have any ideas as to what might have been going on?

Any help would be greatly appreciated.
Thank you
paulv
Guest (0)
37335 2002-02-27 23:01:00 how much data was sent out? if it was rouge program, virus or hack there should be a fair bit of outgoing. sounds like a DOS attack which if you are useing an external router/hardwarefirewall you may not see the alerts on the software firewall.

or telcom just could have stuffed it up ;-)

i would hit up telecom for the bill exspecialy as their is no way you would have fitted a single download that size onto the hardrive.
Guest (0)
37336 2002-02-28 03:12:00 But Telecom use computers for their logging and billing. Nothing could *ever* go wrong could it? Their software is PERFECT. Like their service.
;<)

If they want to slap a bill like that on, they ought to be able to give proper information about the traffic involved.

I would suspect things like arithmetic problems in the accounting: overflows in counters, fields too small for numeric values, all the sorts of things which come with using computers in the real world.
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