Changing NAT type 3 back to NAT Type 2 and Media Server On!?!?

does anyone know how to change the NAT Type back to 2...ever since i got the update i have had to disable media server in order to go online and my NAT Type is now 3...it says i might have somerestrcitions wit that type of NAT....how can i enable media server without having problems signing on and revert my NAT Type back to 2Sickballa00

Ive been trying to figure the exact same thing, Im thinking for now the Media Server may have to be left off... until Sony comes with a patch