3Com I-Modem EXT (TurboPPP 128K Profile) Driver Download

3Com Drivers

The I-Modem EXT (TurboPPP 128K Profile) is a modem manufactured by 3Com. If you cannot connect to the network, or have slow transfer speeds or intermittent disconnection problems, you may need to update your modem driver or firmware. This version of "3comUSR.zip" has been downloaded 39 times with a user rating of 4 out of 5 stars, based on 10 reviews. It is compatible with PCs running Windows Vista and Windows XP, among other operating systems. The total disk space used for this update is 62.8 KB.

10 Ratings

Supported Models

Courier V.Everything EXT PnP (V.90&x2)

56K Professional Message Modem EXT

Courier I-modem EXT

Courier I-modem EXT PnP

Courier I-modem INT

Courier I-modem INT PnP

Courier V.Everything EXT (V.90&x2)



US Robotics

Supported Operating Systems

Windows Vista, Windows Vista (64 bit), Windows 2003, Windows 2003 (64 bit), Windows XP, Windows XP (64 bit), Windows 2000, Windows NT4, Windows NT3.51, Windows ME, Windows 98SE, Windows 98, Windows 95, Windows 3.1

File Name

Uploaded By

DriverGuide (DG Staff Member) on 17-Jun-2008

How to Update I-Modem EXT (TurboPPP 128K Profile) Device Drivers

Step 1 - Download Your Driver

To get the I-Modem EXT (TurboPPP 128K Profile) driver, click the green download button above. After you complete your download, move on to Step 2.

If the driver listed is not the right version or operating system, search our driver archive for the correct version. Enter 3Com I-Modem EXT (TurboPPP 128K Profile) into the search box above and then submit. In the results, choose the best match for your PC and operating system.

Tech Tip: If you are having trouble deciding which is the right driver, try the 3Com Driver Update Utility. It is a software utility which automatically finds and downloads the right driver.

To find the newest driver, you may need to visit the 3Com website. Most major device manufacturers update their drivers regularly.

Step 2 - Install Your Driver

After downloading your new driver, it's time to install it. For Windows users, the built-in Device Manager is your go-to tool for managing system devices and drivers. Here's how to use it:

  1. Right-click the Start button to open the Quick Access menu.

  2. Select "Device Manager" from the list of options.

  3. In the Device Manager window, locate the device that needs updating.

  4. Right-click on the device name and choose "Update driver" from the context menu.

  5. Follow the on-screen instructions to complete the installation process.

Once the installation is complete, restart your computer to ensure the new driver is properly integrated and functional.

This simple process helps keep your system running smoothly and maintains compatibility with your hardware components.

Tech Tip: Driver downloads and updates come in a variety of file formats with different file extensions. For example, you may have downloaded an EXE, INF, ZIP, or SYS file. Each file type has a slighty different installation procedure to follow.

For more help, visit our Driver Support Page for step-by-step videos on how to install drivers for every file type.

Driver Contents File List

The following files are found inside the driver download file.

Name Size Date
CONTENT.TXT 945 bytes 13 Oct 1998
MDM3CMCR.INF 56.4 KB 3 Jun 1998
MDM3CMIE.INF 55.9 KB 27 Aug 1998
MDM3CMIM.INF 55.2 KB 27 Aug 1998
MDM3CMMD.INF 47.4 KB 13 Oct 1998
MDM3CMMO.INF 49.5 KB 13 Oct 1998
MDM3CMVO.INF 50.2 KB 23 Sep 1998
MDMUSRF2.INF 63.9 KB 11 Feb 1998
MDMUSRTA.INF 6.3 KB 13 Oct 1998
MDMWPCE.INF 26.6 KB 2 Oct 1997
MDMWPDS.INF 21.6 KB 23 Apr 1997
MSW3CMVO.INF 2.0 KB 13 Oct 1998
USRIWAVE.INF 2.0 KB 4 Feb 1998
WIN_NT.351/MODEM.INF 265.7 KB 18 Dec 1996
WIN_NT.351/README.TXT 170 bytes 18 Dec 1996
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