Tips for Securing Your Home Router
Seemingly minor and easily overlooked settings can still have profound security implications. Here are some steps you can take to make sure your wired or wireless home router — and by extension, your network — is as secure as possible.
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AAAARRRRGGGGHHHH! I've tried everything and I still can't get my NIC to
(This tip comes courtesy of Charlie L who got it from
Microsoft Tech support...)
If your system is acting flaky and keeps rejecting NICs, Windows might
have bad information about your device configuration. It turns
out that the Device Manager can see things differently when you are booted
into Windows' "Safe Mode" vs. normal boot.
This procedure will also probably help if you are using IRQ sharing,
but your PCI NIC won't share an IRQ.
Before you try the procedure below:
Have your Windows installation CD and any device driver
Write down the TCP/IP settings for all NICs in the machine
that you are going to perform this on.
Boot into Windows "Safe Mode". (Do this by
booting and hitting the "F8" key as soon as you hear the
"beep" shortly after Windows displays your hard drive and
Open the Device Manger and check EVERY device
category for duplicate and non-existent devices.
DELETE BOTH of every duplicate you find and all
devices that aren't really in your machine.
SHUT DOWN the machine.
Remove the NIC (or NICs).
Reboot normally. Let PlugnPlay install the removed devices.
Check Device Manager to see that everything is ok.
Double click on the Computer icon in the Device manager
and make sure you have a spare IRQ if you are using an ISA bus card,
or check that you can see IRQ sharing holders if you are using a PCI
Reinstall your NIC, reboot, and let PlugnPlay reinstall
Re-enter your TCP/IP settings and you should be in business.