Seeing that you've clarified your signal strength, you may have this option...
View posts for possible answers to your issue and please keep all of us (in general) posted regardless of the solution.
Try power-cycling your modem and router and see if that helps.
Also, you CAN use a wired connection now, without having to run a long ethernet cable.
Called "Powerline Ethernet Adapters".... you get the speed and reliability of wired, but the range and "no wires through the house" convenience of wireless.
Heres one thats pretty inexpensive if you ever want to consider it.
Dont listen to any of these people the only way you get in a Twisted MEtal match is by luck so take your risks my boy and see if you get a 777 jackpot to joinany TMX game room.....
I play Twisted Metal alot and it gets you disconnected alot i mean ALOT but i still play it cause i **bleep** love it.
Just take your bets no matter what you try it will be the same i tried so much that i just gave up and stuck to its clunky ways nothing i could do about it