Setting up your wireless router to keep the neighbors out.

[RC]

8. Actually there is additional security in White Listing your MAC addresses.

How many people in the general public know how to spoof a MAC address? Or even care to?
While nothing is fool proof, your neighbors are not likely to know how to spoof their IP, MAC or anything else. Just know what they need to surf the net, and not much more.
Besides IPsec and SSH needs both ends to be set up the same way. And are a bit too complicated and even costly, for a home environment, used for normal web surfing. Unless you are a bank or some such, it ain't worth it to set up your web site with such. Besides Even DU is not set up for secure log-ins.