3Com Megahertz LAN + 56K Modem PC Card (Ethernet Interface) Driver Download
The Megahertz LAN + 56K Modem PC Card (Ethernet Interface) 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 "3c_em556d2.zip" has been downloaded 34 times with a user rating of 4 out of 5 stars, based on 10 reviews. The uploader reports that this update will work successfully on PCs running Windows Vista and Windows XP. The total disk space used for this update is 862.5 KB.
Supported Models
3Com Megahertz LAN + 56K Modem PC Card (Modem Interface)
3Com Megahertz LAN + 56K Modem PC Card
3Com Megahertz LAN + 56K Modem PC Card (Ethernet Interface)
Megahertz Voice Modem Serial Wave Device
Manufacturers
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 18-Jun-2007
Related Driver Updates
Driver Contents File List
The following files are found inside the driver download file.
| Name | Size | Date |
|---|---|---|
| AUTOLINK.EXE | 21.2 KB | 20 Nov 1997 |
| AUTOLINK/AUTOLINK.CFG | 8.4 KB | 4 Nov 1997 |
| AUTOLINK/AUTOLINK.SAC | 238.8 KB | 20 Nov 1997 |
| AUTOLINK/AUTOLINK.TXT | 1.5 KB | 31 Oct 1997 |
| CONFIG.EXE | 39.9 KB | 8 Jan 1998 |
| DISK.2 | 43 bytes | 21 Oct 1997 |
| EM556N4.DSK | 13 bytes | 7 Nov 1997 |
| EM556N4.SYS | 23.5 KB | 14 Jan 1998 |
| EM556NX.DLL | 4.6 KB | 15 Dec 1997 |
| EM556OD.COM | 43.8 KB | 11 Dec 1997 |
| EM556OD.INS | 524 bytes | 31 Oct 1997 |
| EMENABLE.EXE | 12.8 KB | 5 Jan 1998 |
| HELP/ATCMDS.TXT | 10.2 KB | 17 Jan 1998 |
| HELP/AUTOLINK.TXT | 1.6 KB | 17 Jan 1998 |
| HELP/BANYAN.TXT | 3.7 KB | 19 Jan 1998 |
| HELP/CONFIG.TXT | 6.3 KB | 19 Jan 1998 |
| HELP/ISVLIST.TXT | 866 bytes | 17 Jan 1998 |
| HELP/LANMAN.TXT | 2.3 KB | 19 Jan 1998 |
| HELP/LANSRV.TXT | 5.2 KB | 19 Jan 1998 |
| HELP/LANTASTK.TXT | 5.3 KB | 19 Jan 1998 |
| HELP/NWDOSODI.TXT | 2.7 KB | 17 Jan 1998 |
| HELP/PATHWORK.TXT | 5.1 KB | 19 Jan 1998 |
| HELP/README.TXT | 2.6 KB | 19 Jan 1998 |
| HELP/ROADMAP.TXT | 4.4 KB | 19 Jan 1998 |
| HELP/SUPPORT.TXT | 6.3 KB | 19 Jan 1998 |
| HELP/TROUBLE.TXT | 15.4 KB | 19 Jan 1998 |
| HELP/W95NDIS3.TXT | 13.8 KB | 19 Jan 1998 |
| HELP/WFWNDIS2.TXT | 6.0 KB | 19 Jan 1998 |
| HELP/WFWNETWR.TXT | 5.3 KB | 19 Jan 1998 |
| HELP/WINDOWS.TXT | 2.2 KB | 19 Jan 1998 |
| HELP/WINNT.TXT | 12.7 KB | 19 Jan 1998 |
| MDMEM556.INF | 36.3 KB | 22 Dec 1997 |
| MFEM556.INF | 16.9 KB | 16 Dec 1997 |
| MSLANMAN.DOS/DRIVERS/ETHERNET/EM556N2/EM556N2.DOS | 19.2 KB | 30 Nov 1997 |
| MSLANMAN.DOS/DRIVERS/ETHERNET/EM556N2/EMENABLE.EXE | 12.8 KB | 5 Jan 1998 |
| MSLANMAN.DOS/DRIVERS/ETHERNET/EM556N2/PROTOCOL.INI | 1.6 KB | 3 Nov 1997 |
| MSLANMAN.DOS/DRIVERS/NIF/EM556N2.NIF | 172 bytes | 3 Dec 1997 |
| NDIS2/EM556N2.DOS | 19.2 KB | 30 Nov 1997 |
| NDIS2/EM556N2.NIF | 1.1 KB | 6 Jan 1998 |
| NDIS2/EMENABLE.EXE | 12.8 KB | 5 Jan 1998 |
| NDIS2/OEMSETUP.INF | 752 bytes | 16 Dec 1997 |
| NDIS2/PROTOCOL.INI | 1.6 KB | 3 Nov 1997 |
| NETEM556.INF | 5.5 KB | 15 Jan 1998 |
| NTSETUP.INF | 445 bytes | 13 Oct 1997 |
| NWCLIENT/EM556OD.COM | 43.8 KB | 11 Dec 1997 |
| NWCLIENT/EM556OD.INS | 524 bytes | 31 Oct 1997 |
| NWCLIENT/NET.CFG | 2.2 KB | 13 Nov 1997 |
| NWCLIENT/SETUP/NET.CFG | 2.8 KB | 11 Nov 1997 |
| NWCLIENT/SETUP/OEMSETUP.INF | 754 bytes | 7 Jan 1998 |
| NWCLIENT/SETUP/VLMFILES.EXE | 332.8 KB | 13 Oct 1997 |
| NWCLIENT/SETUP/VLMFILES.EXE/AUTO.VLM | 4.5 KB | 14 May 1996 |
| NWCLIENT/SETUP/VLMFILES.EXE/BIND.VLM | 4.8 KB | 14 May 1996 |
| NWCLIENT/SETUP/VLMFILES.EXE/CONN.VLM | 13.4 KB | 14 May 1996 |
| NWCLIENT/SETUP/VLMFILES.EXE/DOSNP.EXE | 10.8 KB | 26 Apr 1996 |
| NWCLIENT/SETUP/VLMFILES.EXE/FIO.VLM | 18.4 KB | 14 May 1996 |
| NWCLIENT/SETUP/VLMFILES.EXE/GENERAL.VLM | 4.9 KB | 14 May 1996 |
| NWCLIENT/SETUP/VLMFILES.EXE/HRMIB.EXE | 15.0 KB | 2 Dec 1993 |
| NWCLIENT/SETUP/VLMFILES.EXE/HRMIB.INI | 371 bytes | 22 Nov 1993 |
| NWCLIENT/SETUP/VLMFILES.EXE/IPXNCP.VLM | 10.6 KB | 14 May 1996 |
| NWCLIENT/SETUP/VLMFILES.EXE/IPXODI.COM | 39.7 KB | 11 Jun 1996 |
| NWCLIENT/SETUP/VLMFILES.EXE/LSL.COM | 18.4 KB | 1 Apr 1996 |
| NWCLIENT/SETUP/VLMFILES.EXE/MIB2IF.VLM | 9.6 KB | 30 Aug 1994 |
| NWCLIENT/SETUP/VLMFILES.EXE/MIB2PROT.VLM | 18.0 KB | 2 Aug 1994 |
| NWCLIENT/SETUP/VLMFILES.EXE/NDS.VLM | 8.6 KB | 14 May 1996 |
| NWCLIENT/SETUP/VLMFILES.EXE/NESL.COM | 9.7 KB | 1 Apr 1996 |
| NWCLIENT/SETUP/VLMFILES.EXE/NETBIOS.EXE | 24.5 KB | 15 Jul 1996 |
| NWCLIENT/SETUP/VLMFILES.EXE/NETX.EXE | 78.7 KB | 22 Nov 1994 |
| NWCLIENT/SETUP/VLMFILES.EXE/NETX.VLM | 17.4 KB | 14 May 1996 |
| NWCLIENT/SETUP/VLMFILES.EXE/NLS/ENGLISH/DOSRQSTR.MSG | 9.6 KB | 29 Feb 1996 |
| NWCLIENT/SETUP/VLMFILES.EXE/NLS/ENGLISH/IPXODI.MSG | 4.3 KB | 1 Feb 1995 |
| NWCLIENT/SETUP/VLMFILES.EXE/NLS/ENGLISH/LSL.MSG | 3.6 KB | 10 Jan 1996 |
| NWCLIENT/SETUP/VLMFILES.EXE/NLS/ENGLISH/MIB2IF.MSG | 361 bytes | 13 May 1994 |
| NWCLIENT/SETUP/VLMFILES.EXE/NLS/ENGLISH/MIB2PROT.MSG | 717 bytes | 2 Aug 1994 |
| NWCLIENT/SETUP/VLMFILES.EXE/NLS/ENGLISH/NESL.MSG | 1.1 KB | 10 Jan 1996 |
| NWCLIENT/SETUP/VLMFILES.EXE/NLS/ENGLISH/NMR.MSG | 620 bytes | 17 Mar 1994 |
| NWCLIENT/SETUP/VLMFILES.EXE/NLS/ENGLISH/RXMONSTK.MSG | 2.7 KB | 10 Jan 1996 |
| NWCLIENT/SETUP/VLMFILES.EXE/NLS/ENGLISH/STPIPX.MSG | 1.1 KB | 13 May 1994 |
| NWCLIENT/SETUP/VLMFILES.EXE/NLS/ENGLISH/STPUDP.MSG | 1.3 KB | 13 May 1994 |
| NWCLIENT/SETUP/VLMFILES.EXE/NLS/ENGLISH/WSASN1.MSG | 257 bytes | 13 May 1994 |
| NWCLIENT/SETUP/VLMFILES.EXE/NLS/ENGLISH/WSDRVPRN.MSG | 262 bytes | 13 May 1994 |
| NWCLIENT/SETUP/VLMFILES.EXE/NLS/ENGLISH/WSREG.MSG | 257 bytes | 13 May 1994 |
| NWCLIENT/SETUP/VLMFILES.EXE/NLS/ENGLISH/WSSNMP.MSG | 390 bytes | 13 May 1994 |
| NWCLIENT/SETUP/VLMFILES.EXE/NLS/ENGLISH/WSTRAP.MSG | 257 bytes | 13 May 1994 |
| NWCLIENT/SETUP/VLMFILES.EXE/NMR.VLM | 9.9 KB | 14 May 1996 |
| NWCLIENT/SETUP/VLMFILES.EXE/NWP.VLM | 6.7 KB | 14 May 1996 |
| NWCLIENT/SETUP/VLMFILES.EXE/ODINSUP.COM | 34.4 KB | 10 Jan 1996 |
| NWCLIENT/SETUP/VLMFILES.EXE/PNW.VLM | 10.1 KB | 14 May 1996 |
| NWCLIENT/SETUP/VLMFILES.EXE/PRINT.VLM | 8.2 KB | 14 May 1996 |
| NWCLIENT/SETUP/VLMFILES.EXE/README.TXT | 16.2 KB | 31 Oct 1994 |
| NWCLIENT/SETUP/VLMFILES.EXE/REDIR.VLM | 15.2 KB | 14 May 1996 |
| NWCLIENT/SETUP/VLMFILES.EXE/ROUTE.COM | 4.9 KB | 10 Jan 1996 |
| NWCLIENT/SETUP/VLMFILES.EXE/RSA.VLM | 19.6 KB | 30 Apr 1996 |
| NWCLIENT/SETUP/VLMFILES.EXE/RXMONSTK.COM | 11.7 KB | 10 Jan 1996 |
| NWCLIENT/SETUP/VLMFILES.EXE/SECURITY.VLM | 8.0 KB | 14 May 1996 |
| NWCLIENT/SETUP/VLMFILES.EXE/STPIPX.COM | 11.5 KB | 30 Aug 1994 |
| NWCLIENT/SETUP/VLMFILES.EXE/STPUDP.COM | 13.1 KB | 30 Aug 1994 |
| NWCLIENT/SETUP/VLMFILES.EXE/TRAN.VLM | 1.6 KB | 14 May 1996 |
| NWCLIENT/SETUP/VLMFILES.EXE/TSASMS.COM | 21.7 KB | 28 Jun 1996 |
| NWCLIENT/SETUP/VLMFILES.EXE/VLM.EXE | 37.8 KB | 14 May 1996 |
| NWCLIENT/SETUP/VLMFILES.EXE/WSASN1.VLM | 16.8 KB | 30 Aug 1994 |
| NWCLIENT/SETUP/VLMFILES.EXE/WSDRVPRN.MIB | 5.1 KB | 13 May 1994 |
| NWCLIENT/SETUP/VLMFILES.EXE/WSDRVPRN.VLM | 8.8 KB | 30 Aug 1994 |
| NWCLIENT/SETUP/VLMFILES.EXE/WSREG.VLM | 12.9 KB | 30 Aug 1994 |
| NWCLIENT/SETUP/VLMFILES.EXE/WSSNMP.VLM | 25.6 KB | 30 Aug 1994 |
| NWCLIENT/SETUP/VLMFILES.EXE/WSTRAP.VLM | 13.4 KB | 30 Aug 1994 |
| OEMSETNT.INF | 49.8 KB | 14 Jan 1998 |
| OEMSETUP.INF | 754 bytes | 7 Jan 1998 |
| SWVEM556.INF | 1.9 KB | 9 Dec 1997 |
| UTILS/FILCPY.EXE | 12.1 KB | 21 Sep 1993 |
| UTILS/FILEDT.EXE | 23.5 KB | 21 Sep 1993 |
| UTILS/FILFND.EXE | 8.0 KB | 21 Sep 1993 |
| UTILS/PACK.EXE | 12.4 KB | 28 Jun 1994 |
| UTILS/SHOWVER.EXE | 8.6 KB | 13 Nov 1997 |
How to Update 3Com Megahertz LAN + 56K Modem PC Card (Ethernet Interface) Device Drivers Quickly & Easily
Step 1 - Download Your Driver
To get the 3Com Megahertz LAN + 56K Modem PC Card (Ethernet Interface) 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 Megahertz LAN + 56K Modem PC Card (Ethernet Interface) 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
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.