National Capital FreeNet / Libertel de la capitale nationale

USB dialup modem problems in Windows 10

Dial-up Quick Configuration Info

NCF currently operates one pool of modems:

Phone Numbers   Max Users   Type
613-520-1135
  23   PPP or text
613-366-0013
  23   PPP or text

Please note that long distance charges may apply outside your local calling area.

Dial-up error 633

This error appeared with the US Robotics USR5637 USB dialup modem when Windows 10 was updated to the Creator version (1703), and may also have appeared with other USB modems and devices.

Before attempting to fix the problem ensure that all doftware is up to date: