Please refrain from announcing something is "confirmed" unless Suddenlink has confirmed it.
Please see this page for the list of ports blocked/filtered by Suddenlink: »
www.suddenlink.com/suppo ··· SpeedIn/Those are the ONLY ports that are blocked/filtered on Residential accounts.
Your post sounded like you are trying to run your own server, so please also keep in mind that if you are attempting to run your own server, that is against the
Acceptable Use Policy and
Residential Services Agreement, and could get your services suspended.
Good luck.