for PPPoE 1492, dial-up connections often use 576. Although many say an MTU of 1500 helps, I suggest using 576. If you're still wanting to make your MTU 1500, read the following steps. 1) Download Dr.TCP and change your MTU to 1500. 2) Click save then reboot your computer. 3) Dial-up like normal, then press Start>Run and type command. 4) In the command box, type ping -f -l 1472 www.yourispswebsite.com -l West Columbia dial up connection, West Columbia, TX up connection dial West ColumbiaWest Columbia up connection, dial Texas, West Columbia dial up connection
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