Microsoft CardBus Fast Ethernet Attached Port PC Card Driver Download
The CardBus Fast Ethernet Attached Port PC Card is a network device manufactured by Microsoft. Issues like weak Wi-Fi signal, slow DNS lookup, duplicate IP addresses, slow network and excessive CPU usage can be solved by updating this driver. This version of "gah03d.zip" is rated (5 out of 5 stars) based on 37 downloads and 10 reviews. It has been installed successfully by our users on PCs running Windows XP. The total disk space used for this update is 1.4 MB.
Supported Models
Realtek RTL8139(A/B/C/8130) PCI Fast Ethernet NIC
CardBus 10/100 Fast Ethernet PC Card
CardBus Fast Ethernet Attached Port PC Card
Realtek RTL8139(B/C) CardBus Fast Ethernet NIC(for Win95A)
Realtek RTL8139(B/C) Cardbus Fast Ethernet NIC
Manufacturers
Supported Operating Systems
Windows Vista, Windows Vista (64 bit), Windows 2003, Windows XP, Windows 2000, Windows NT4, Windows ME, Windows 98SE, Windows 98, Windows 95
File Name
Versions
5.378.0804.2000 (2000-08-04) via .inf
1.00.30.00 (2001-12-27) via .inf
2.25.0.0 (2001-11-30) via .inf
5.374.0303.2000 (2000-03-03) via .inf
Uploaded By
DriverGuide (DG Staff Member) on 8-May-2009
Related Driver Updates
Driver Contents File List
The following files are found inside the driver download file.
| Name | Size | Date |
|---|---|---|
| DOC/FILEPATH.LST | 253 bytes | 15 Mar 2000 |
| DOC/GETNUM.COM | 22 bytes | 2 Jul 1996 |
| DOC/INSTALL.TXT | 7.3 KB | 15 Mar 2000 |
| DOC/MAINMENU.TXT | 387 bytes | 15 Mar 2000 |
| DOC/RELEASE.TXT | 2.0 KB | 5 Jan 2000 |
| DOC/TROUBLE.TXT | 2.1 KB | 5 Jan 2000 |
| DOSDIAG/CONFIG.EXE | 92.2 KB | 14 Mar 2000 |
| DOSDIAG/ENCBRSET.BAT | 35 bytes | 13 Jul 1999 |
| DOSDIAG/README.TXT | 925 bytes | 15 Mar 2000 |
| DOSDIAG/RTBIOS.COM | 2.2 KB | 31 May 1999 |
| DOSDIAG/RTPCI.EXE | 52.1 KB | 7 Mar 2000 |
| INSTODI.BAT | 3.8 KB | 7 Aug 1999 |
| NDIS2DOS/OEMSETUP.INF | 641 bytes | 1 Jun 1998 |
| NDIS2DOS/PROTOCOL.INI | 65 bytes | 27 May 1998 |
| NDIS2DOS/README.TXT | 833 bytes | 5 Jan 2000 |
| NDIS2DOS/RTBIOS.COM | 2.2 KB | 31 May 1999 |
| NDIS2DOS/RTL8139.NIF | 2.1 KB | 22 Jun 1999 |
| NDIS2DOS/RTPCI.EXE | 52.1 KB | 7 Mar 2000 |
| NDIS2DOS/RTSND.DOS | 53.8 KB | 28 Jul 1999 |
| NETWARE/41X/ETHERTSM.NLM | 12.0 KB | 30 Apr 1998 |
| NETWARE/41X/MSM.NLM | 76.4 KB | 21 Apr 1998 |
| NETWARE/41X/NBI.NLM | 20.4 KB | 17 Oct 1997 |
| NETWARE/41X/RTSSRV.LAN | 57.0 KB | 2 Mar 2000 |
| NETWARE/41X/RTSSRV.LDI | 9.3 KB | 4 Mar 2000 |
| NETWARE/500/RTSSRV.LAN | 57.0 KB | 2 Mar 2000 |
| NETWARE/500/RTSSRV.LDI | 9.3 KB | 4 Mar 2000 |
| NETWARE/DOSODI/ENCBODI.BAT | 29 bytes | 5 May 1999 |
| NETWARE/DOSODI/NET.CFG | 2.0 KB | 4 Nov 1997 |
| NETWARE/DOSODI/README.TXT | 1.4 KB | 7 Aug 1999 |
| NETWARE/DOSODI/RTBIOS.COM | 2.2 KB | 31 May 1999 |
| NETWARE/DOSODI/RTPCI.EXE | 52.1 KB | 7 Mar 2000 |
| NETWARE/DOSODI/RTSODI.COM | 55.3 KB | 31 May 1999 |
| NETWARE/README.TXT | 248 bytes | 2 Mar 2000 |
| NWCLIENT/AUTO.VLM | 4.4 KB | 9 Dec 1993 |
| NWCLIENT/BIND.VLM | 4.7 KB | 9 Dec 1993 |
| NWCLIENT/CONN.VLM | 10.7 KB | 9 Dec 1993 |
| NWCLIENT/FIO.VLM | 17.9 KB | 9 Dec 1993 |
| NWCLIENT/GENERAL.VLM | 4.2 KB | 9 Dec 1993 |
| NWCLIENT/IPXNCP.VLM | 9.6 KB | 9 Dec 1993 |
| NWCLIENT/IPXODI.COM | 39.4 KB | 5 Dec 1995 |
| NWCLIENT/LSL.COM | 18.3 KB | 5 Dec 1995 |
| NWCLIENT/NDS.VLM | 8.3 KB | 9 Dec 1993 |
| NWCLIENT/NETX.EXE | 78.7 KB | 17 Nov 1993 |
| NWCLIENT/NETX.VLM | 15.6 KB | 9 Dec 1993 |
| NWCLIENT/NMR.VLM | 9.8 KB | 2 Apr 1993 |
| NWCLIENT/NWP.VLM | 6.5 KB | 9 Dec 1993 |
| NWCLIENT/PRINT.VLM | 7.9 KB | 9 Dec 1993 |
| NWCLIENT/REDIR.VLM | 13.6 KB | 9 Dec 1993 |
| NWCLIENT/RSA.VLM | 19.6 KB | 9 Dec 1993 |
| NWCLIENT/SECURITY.VLM | 8.0 KB | 9 Dec 1993 |
| NWCLIENT/STARTNET.BAT | 51 bytes | 7 Aug 1999 |
| NWCLIENT/TRAN.VLM | 1.5 KB | 9 Dec 1993 |
| NWCLIENT/VLM.EXE | 36.5 KB | 9 Dec 1993 |
| README.EXE | 29.1 KB | 4 Oct 1996 |
| RTSPKT/ENCBODI.BAT | 29 bytes | 5 May 1999 |
| RTSPKT/README.TXT | 232 bytes | 28 May 1999 |
| RTSPKT/RTBIOS.COM | 2.2 KB | 31 May 1999 |
| RTSPKT/RTPCI.EXE | 52.1 KB | 7 Mar 2000 |
| RTSPKT/RTSPKT.COM | 58.2 KB | 2 Mar 2000 |
| WIN2000/NETRTS5.CAT | 5.4 KB | 3 Sep 1999 |
| WIN2000/NETRTS5.INF | 10.8 KB | 7 Aug 2000 |
| WIN2000/README.TXT | 648 bytes | 3 Oct 2000 |
| WIN2000/RTL8139.SYS | 23.0 KB | 4 Aug 2000 |
| WIN95A/NETRTS.INF | 8.3 KB | 16 Feb 2000 |
| WIN95A/README.TXT | 1.4 KB | 5 Jan 2000 |
| WIN95A/RTL8139.SYS | 35.3 KB | 22 Feb 2000 |
| WIN95B/NETRTS.INF | 7.4 KB | 16 Feb 2000 |
| WIN95B/README.TXT | 765 bytes | 10 Aug 1999 |
| WIN95B/RTL8139.SYS | 35.3 KB | 22 Feb 2000 |
| WIN98/NETRTS5.CAT | 5.4 KB | 3 Sep 1999 |
| WIN98/NETRTS5.INF | 13.2 KB | 15 Mar 2000 |
| WIN98/README.TXT | 693 bytes | 5 Jan 2000 |
| WIN98/RTL8139.SYS | 23.5 KB | 22 Feb 2000 |
| WINNT4/OEMSETUP.INF | 35.3 KB | 6 Aug 1999 |
| WINNT4/README.TXT | 518 bytes | 10 Aug 1999 |
| WINNT4/RESDLG.DLL | 28.2 KB | 14 Jul 1999 |
| WINNT4/RTL8139.SYS | 35.3 KB | 23 Dec 1999 |
| WinMe/NETRTS5.CAT | 5.4 KB | 3 Sep 1999 |
| WinMe/NETRTS5.INF | 10.8 KB | 7 Aug 2000 |
| WinMe/README.TXT | 652 bytes | 3 Oct 2000 |
| WinMe/RTL8139.SYS | 23.0 KB | 4 Aug 2000 |
| WinXP/CB102.SYS | 42.8 KB | 30 Nov 2001 |
| WinXP/CB103ND3.sys | 38.4 KB | 27 Dec 2001 |
| WinXP/CB103ND5.sys | 26.4 KB | 27 Dec 2001 |
| WinXP/FE2000VX(MNL).pdf | 751.3 KB | 28 Dec 2001 |
| WinXP/NETCB102.INF | 5.8 KB | 4 Dec 2001 |
| WinXP/NETCB103.INF | 10.7 KB | 27 Dec 2001 |
| WinXP/OEMSETUP.INF | 35.4 KB | 27 Dec 2001 |
| WinXP/README.TXT | 4.1 KB | 28 Dec 2001 |
| WinXP/RESDLG.DLL | 28.2 KB | 14 Jul 1999 |
| WinXP/VERSION.TXT | 611 bytes | 27 Dec 2001 |
| linux/rtl8139.c | 54.4 KB | 24 Feb 2000 |
How to Update CardBus Fast Ethernet Attached Port PC Card Device Drivers Quickly & Easily
Step 1 - Download Your Driver
To get the CardBus Fast Ethernet Attached Port PC Card 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 Microsoft CardBus Fast Ethernet Attached Port PC Card 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 Microsoft 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 Microsoft website. Most major device manufacturers update their drivers regularly.
Step 2 - Install Your Driver
Once you have downloaded your new driver, you'll need to install it. In Windows, use a built-in utility called Device Manager, which allows you to see all of the devices recognized by your system, and the drivers associated with them.
How to Open Device Manager
In Windows 11, Windows 10 & Windows 8.1, right-click the Start menu and select Device Manager
In Windows 8, swipe up from the bottom, or right-click anywhere on the desktop and choose "All Apps" -> swipe or scroll right and choose "Control Panel" (under Windows System section) -> Hardware and Sound -> Device Manager
In Windows 7, click Start -> Control Panel -> Hardware and Sound -> Device Manager
In Windows Vista, click Start -> Control Panel -> System and Maintenance -> Device Manager
In Windows XP, click Start -> Control Panel -> Performance and Maintenance -> System -> Hardware tab -> Device Manager button
How to Install a driver from Device Manager
Locate the device and model that is having the issue and double-click on it to open the Properties dialog box.
Select the Driver tab.
Click the Update Driver button and follow the instructions.
In most cases, you will need to reboot your computer in order for the driver update to take effect.
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.