Alright, why don't we double check and make sure you're using the right settings? Assuming you're using Windows follow the instructions below.
For Windows Vista/7:
1. Open the Start Menu, type "CMD" (No quotes) in the search box, and hit Enter.
For Windows XP:
1. Open the Start Menu, click "Run...", type "CMD" (No quotes), and hit Enter.
You should now see a window similar to this:
2. Type "ipconfig /all" (No quotes) in the command window and hit Enter.
You may have a few different connections but scroll up to the top until you see something like the following (note the ISP name which is circled, this will indicate you're looking at the right one):
3. Type in the the information in Q3A like shown below:
User Name: Blank
Password: Blank
IP Address: 192.168.1.99
Subnet Mask: Same as in command window
Gateway: Same as "Default Gateway" in the command window
Primary DNS: Look where it says "DNS Servers" in the command window. There will be two numbers to the right of it. The top one is the primary.
Secondary DNS: Look where it says "DNS Servers" in the command window. There will be two numbers to the right of it. The bottom one is the secondary.
4. Click next and if all goes well it should connect.