For other dial-up listed codes and their meanings you can go to http://www.modemhelp.net/dunerror/dunerrorcodes.shtml
Please be aware that nearly ALL new computers are sold without dialup modems. This information is for older computers running Windows XP or Windows Vista. If you have a computer running Windows 7 or Windows 8, it is likely you do not have a dialup modem in your computer.