Hello and thank you for submitting your bug report.

After reviewing the information you have provided we have determined that you will need to seek technical assistance from our Support Center, as this problem may involve changing specific connection and port settings. You can reach them by visiting http://support.na.square-enix.com and choosing FINAL FANTASY XI. On the site, you can search for possible resolutions in the Knowledge Base or click on Contact to begin a help request. Representatives are available Monday through Friday, 9AM to 6PM Pacific Time, and will work to provide you with the best possible resolution.

Thank you for your patience, and best wishes to you.
-GM Rohirthorn