If you have been having trouble getting certain sites to come up or sending e-mail to some of your correspondents you may well be a victim of Level 3 Communications Inc. [LVLT] being a jerk. As CNN/Money and others have noted: ISP spat blocks Net for thousands
Level 3 wants a competitor to raise its price for data, so they are blocking traffic. That smacks of anti-competitive behavior similar to price fixing, and is definitely anti-Internet behavior, which should result in customers dumping Level 3.
There are rules that have nothing to do with government agencies. These rules are enforced by people honoring them and dealing with people who don't by boycott.