Mercury Realtek RTL8139 Family CardBus Fast Ethernet NIC Driver Download

Mercury Drivers

The Realtek RTL8139 Family CardBus Fast Ethernet NIC is a network device manufactured by Mercury. 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 update - "KOBLAN.zip" - has an average rating of 4 out of 5 stars based on 20 reviews, and has been downloaded 2,824 times. Visitors have successfully installed this driver on PCs running Windows XP. The total disk space used for this update is 500.8 KB.

20 Ratings (see all reviews)
2,824 Downloads

Supported Models

KOB LAN10/100 TDE (-EW)

Realtek RTL8139 Family CardBus Fast Ethernet NIC

Realtek RTL8139 Family CardBus Fast Ethernet NIC(for Win95A)

Realtek RTL8139 Family PCI Fast Ethernet NIC

Realtek RTL8139(A/B/C/8130) PCI Fast Ethernet (NDIS4/Win95_OSR2 driver)

Realtek RTL8139(A/B/C/8130) PCI Fast Ethernet NIC

Realtek RTL8139(B/C) CardBus Fast Ethernet (NDIS4/Win95_OSR2 driver)

Manufacturers

Mercury

RealTek

Microsoft

Supported Operating Systems

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

Additional Notes

Turns out that this mercury/kobian Lan card is really a realtek card. Anyways, since Kobian's website is so useless, here is the driver for anyone who needs it.

Uploaded By

Bjorn (DG Member) on 12-Dec-2004

Ratings & Reviews

See all Mercury Realtek RTL8139 Family CardBus Fast Ethernet NIC ratings and reviews

Driver Contents File List

The following files are found inside the driver download file.

Name Size Date
NETRTS_A.___ 7.6 KB 31 Jan 2000
NWCLIENT/DOS/NET.CFG 2.0 KB 4 Nov 1997
NWCLIENT/DOS/RTSODI.INS 671 bytes 24 Oct 1997
NWCLIENT/DOS/RTSODI.COM 55.4 KB 26 Jun 2000
NWCLIENT/DOS/NETX.EXE 78.7 KB 29 Apr 1996
NWCLIENT/DOS/IPXODI.COM 30.1 KB 29 Apr 1996
NWCLIENT/DOS/LSL.COM 18.3 KB 29 Apr 1996
NWSERVER/40/RTSSRV.LAN 57.3 KB 26 Jun 2000
NWSERVER/40/ETHERTSM.NLM 9.4 KB 29 Nov 1994
NWSERVER/40/MSM.NLM 20.3 KB 23 Nov 1994
NWSERVER/41X/NBI.NLM 20.4 KB 17 Oct 1997
NWSERVER/41X/RTSSRV.LAN 57.1 KB 26 Jun 2000
NWSERVER/41X/ETHERTSM.NLM 12.0 KB 30 Apr 1998
NWSERVER/41X/Rtssrv.BAK 9.3 KB 29 May 2000
NWSERVER/41X/MSM.NLM 76.4 KB 21 Apr 1998
NWSERVER/41X/Rtssrv.ldi 9.3 KB 29 May 2000
NWSERVER/42_5X/RTSSRV.LAN 57.1 KB 26 Jun 2000
NWSERVER/42_5X/RTSSRV.LDI 9.3 KB 29 May 2000
NWSERVER/312/NBI31X.NLM 38.1 KB 17 Oct 1997
NWSERVER/312/RTSSRV.LAN 57.1 KB 26 Jun 2000
NWSERVER/312/ETHERTSM.NLM 13.1 KB 8 Dec 1997
NWSERVER/312/MSM31X.NLM 69.0 KB 2 Dec 1997
NWSERVER/311/LSLENH.NLM 11.6 KB 16 Nov 1992
NWSERVER/311/RTSSRV.LAN 57.3 KB 26 Jun 2000
NWSERVER/311/ETHERTSM.NLM 9.2 KB 23 Aug 1994
NWSERVER/311/PATCHMAN.NLM 9.6 KB 4 Feb 1993
NWSERVER/311/MSM31X.NLM 21.3 KB 23 Aug 1994
NWSERVER/311/MONITOR.NLM 117.8 KB 26 Oct 1992
LINUX/GUIDE.TXT 2.5 KB 15 Aug 2000
WIN2000/NETRTS5.CAT 5.4 KB 3 Sep 1999
WIN2000/RTL8139.SYS 23.0 KB 4 Aug 2000
WIN2000/NETRTS5.INF 10.8 KB 7 Aug 2000
README.TXT 6.4 KB 16 Aug 2000
NTRPL/BOOT.TXT 12.5 KB 5 Jun 2001
NTRPL/Win95a.drv/RTSND.DOS 53.6 KB 7 Jan 1999
NTRPL/Win95a.drv/RTL8139.SYS 35.8 KB 29 Dec 2000
NTRPL/Win95a.drv/NETRTS.INF 8.3 KB 3 Jan 2001
NTRPL/Win95a.drv/PROTOCOL.INI 1.1 KB 23 May 1997
NTRPL/SUBOOT/AUTOEXEC.BAT 86 bytes 2 Jan 2001
NTRPL/SUBOOT/MACHINES.INI 97 bytes 8 Nov 1999
NTRPL/SUBOOT/PROTOCOL.INI 365 bytes 14 Dec 2000
NTRPL/SUBOOT/CONFIG.SYS 65 bytes 2 Jan 2001
MAINMENU.TXT 877 bytes 15 Aug 2000
NETRTS5.___ 13.8 KB 31 Jan 2000
NETRTS.INF 6.7 KB 31 Jan 2000
WIN98/NETRTS5.CAT 5.4 KB 3 Sep 1999
WIN98/RTL8139.SYS 23.0 KB 4 Aug 2000
WIN98/NETRTS5.INF 10.8 KB 7 Aug 2000
RSET8139.EXE 92.3 KB 7 Jan 2000
FILEPATH.LST 625 bytes 14 Aug 2000
WINNT4/RTL8139.SYS 35.3 KB 7 Aug 2000
WINNT4/OEMSETUP.INF 49.2 KB 16 Feb 2000
Win95a/RTL8139.SYS 35.8 KB 29 Dec 2000
Win95a/NETRTS.INF 8.3 KB 3 Jan 2001
OEMSETUP.INF 48.4 KB 26 Jul 1999

How to Update Realtek RTL8139 Family CardBus Fast Ethernet NIC Device Drivers Quickly & Easily

Step 1 - Download Your Driver

To get the Realtek RTL8139 Family CardBus Fast Ethernet NIC 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 Mercury Realtek RTL8139 Family CardBus Fast Ethernet NIC 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 Mercury Driver Update Utility. It is a software utility which automatically finds and downloads the right driver.

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

  1. Locate the device and model that is having the issue and double-click on it to open the Properties dialog box.

  2. Select the Driver tab.

  3. 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.

This website is not affiliated with Mercury. All company names/logos are properties of their owners.
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