Have you ever had ridiculously slow web link performance in your VirtualBox guest OS?

The problem is usually solved by an extremely simple little trick.

For the XP testing VM we were using, switching over to the PCnet-PCI II adapter fixed the issue.

Week in Geek: The Fixing Slow Internet in VirtualBox XP Guest Edition

After swapping out the adapter and turning on the VM, internet performance was nearly instant again.

It’s worth a look, at least.

It’s free, and well worth checking out.

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Here’s why:

The answer?

Use two adapters—one NAT adapter, and one Host-only adapter.

The trick here is to use Adapter 1 as NAT, and Adapter 3 as Host-only.

Seems like they should make “geek” a required class in school, eh?