When you install Ubuntu via Wubi, it uses the Vista filesystem but, unlike a...

When you install Ubuntu via Wubi, it uses the Vista filesystem but, unlike a virtualbox installation, Vista is NOT running at the same time as Ubuntu. So there shouldn't be any issues with the Vista firewall.
So, in order to help we need to know what you mean by "inside Vista.? A Wubi install or a virtual session?

Click Here!