Details: Frequent disconnects - POL 0250 during updating and FFXI 4002 & POL 0512 during gameplay.
Steps: Connect to POL and/or FFXI. After appromimately 5 minutes disconect and recieve error message. Error POL 0250 when updating or FFXI 4002 followed by POL 0512 when connected to game.
Date & Time: n/a - Constant (3pm - 3am CST confirmed)
Frequency: Always
Platform: PC
PC Manufacturer: Homebuilt Computer
OS: Windows 7 x64bit
Graphics Card: ATI Radeon 5700 series - Gigabyte GV-R577SO-1GD
ISP: Verizon
Connection: Verizon Mobile Internet using Samsung SCH-LC11 mobile hotspot. Computer wireless apadter is Rosewill RNX-N150HG.

Additional Details: Have applied latest firmware patch to SCH-LC11 and latest drivers for RNX-N150HG as well as latest videocard drivers. Have tried disabling Windows firewall as well as MS security essentials (anti-virus).