Comment Loopbacks are seriously hosed (Score 2, Informative) 471
One problem with SP2 that has not been mentioned yet is the fact that in all of MS's infinite wisdom, they broke the definition of a loopback address. According to SP2, a loopback address is defined as ONLY 127.0.0.1, not the entire 127/8 address range. If you use certain types of remote access, such as client-based or clientless VPN methods, it will break the user's access. Although MS issued a hotfix for the problem several months later, this is aother demonstration of their lack of pre-release testing or software QA...
--->Rob