That option has Norton Firewall. Are you able to access Norton firewall at all? My guess is this might be where the firewall is coming from.
It lists # Norton AntiVirus™ & # Norton Personal Firewall™. If you are able to access NIS, then see
Configuring Norton Internet Security
* Be aware you have a 40 GB/mth limit, so if you go over that I presume they will slap a shaper upon you until the end of the monthly period. It doesn't actually say there what speed they slow you down to or whether they charge you more.