My ps3 can get onto the internet but i am unable to sign in to the PSN. when i do a connection test it is able obtain my IP address, and internet connection succeedes, but the Playstation Network Failes, as it times out. I have a wireless connection and the speed is 1254 Kps. Is this to slow, or is there a way to get onto the PSN.

Any help would be appreciated, i have the urge for online gaming!!!