Muratec MFX-C2700 - Manual (Page 36)

User authentication and access control > 36
Faxing (Windows only)
1. Open the file you want to fax.
2. From the File menu, select Print.
3. Select your machine (fax driver) in Select Printer and click Preferences.
4. On the Setup tab, click User Authentication....
5. Select the Enable User Authentication check box.
6. Enter the user name in Username and the password in Password.
Clicking Use Windows Login automatically enters your login name on Windows.
7. Click OK.
8. Click OK and then click Print.
NOTE
This procedure uses Windows 7 and NotePad as an example. The procedures
and menus may differ depending on the OS you use.