Optima Centoris A255 Series Driver Download (Official)

Download the latest version of the Centoris A255 Series driver for your computer's operating system. Visitors have downloaded this file "sl118a.zip" 213 times with an aggregate rating of 5 out of 5 stars based on 4 reviews. Our users report success installing this driver update on PCs running Windows XP. The total disk space used for this update is 4.0 MB.

4 Ratings
213 Downloads

Supported Models

Centoris A255 Series

Integrated 10/100 Ethernet Controller

SiS 900 PCI Fast Ethernet Adapter

SiS 900-Based PCI Fast Ethernet Adapter

Manufacturers

Optima

IBM

SiS

Sony

Supported Operating Systems

Windows XP, Windows 2000, Windows NT4, Windows 98SE

File Name

Versions

v1.18a (2-Jan-2006)
2.0.1039.1170 (2004-06-30) via .inf
1.16.00.00 (2002-07-10) via .inf
1.17.00.00 (2004-05-20) via .inf
2.0.1039.1181 (2005-12-19) via .inf

Additional Notes

Centoris A255 Series

SiS PCI Lan Driver

This file contains the driver for the SiS intagrated network adapter.

Uploaded By

Malathy (DG Staff Member) on 7-Mar-2006

Driver Contents File List

The following files are found inside the driver download file.

Name Size Date
sl118a/BootRom/DOSBB.cnf 527 bytes 15 Apr 1999
sl118a/BootRom/NDIS2drv/sis900.dos 38.0 KB 19 Apr 2002
sl118a/BootRom/NETWARE.TXT 4.1 KB 22 Oct 1998
sl118a/BootRom/PROTOCOL.INI 1.1 KB 15 Apr 1999
sl118a/BootRom/PXE/PXE_m.18 41.0 KB 16 Nov 2004
sl118a/BootRom/PXE/PXE_m.19 41.0 KB 16 Nov 2004
sl118a/BootRom/PXE/PXE_m.bev 41.0 KB 16 Nov 2004
sl118a/BootRom/PXE/RIS.txt 487 bytes 16 Oct 2001
sl118a/BootRom/PXE/readme.txt 1.7 KB 16 Aug 2000
sl118a/BootRom/PXE/relnote.txt 112 bytes 16 Nov 2004
sl118a/BootRom/PXERPL/PXERPL.18 65.5 KB 18 May 2004
sl118a/BootRom/PXERPL/PXERPL.19 65.5 KB 20 May 2004
sl118a/BootRom/PXERPL/RIS.txt 487 bytes 16 Oct 2001
sl118a/BootRom/PXERPL/Readme.txt 441 bytes 20 May 2004
sl118a/BootRom/RPL/RBOOT.ROM 24.6 KB 19 Aug 2002
sl118a/BootRom/RPL/ReadMe.txt 234 bytes 28 Aug 2001
sl118a/BootRom/WINNT.TXT 6.0 KB 16 Aug 2000
sl118a/BootRom/boot95/SUBOOT/AUTOEXEC.BAT 86 bytes 15 Sep 1999
sl118a/BootRom/boot95/SUBOOT/CONFIG.SYS 65 bytes 15 Sep 1999
sl118a/BootRom/boot95/SUBOOT/PROTOCOL.INI 355 bytes 14 Sep 1999
sl118a/BootRom/boot95/driver/DOSBB.CNF 572 bytes 2 May 1999
sl118a/BootRom/boot95/driver/Netsis.inf 25.3 KB 24 May 2004
sl118a/BootRom/boot95/driver/PROTOCOL.INI 1.1 KB 2 May 1999
sl118a/BootRom/boot95/driver/SISNIC.sys 39.8 KB 11 Jul 2002
sl118a/BootRom/boot95/driver/W95BB.CNF 510 bytes 14 Sep 1999
sl118a/BootRom/boot95/driver/sis900.dos 44.1 KB 19 Apr 2002
sl118a/DIAG.EXE 159.8 KB 18 Jul 2002
sl118a/DIAG.TXT 5.2 KB 22 Apr 2002
sl118a/IPDETECT.EXE 99.0 KB 24 Oct 2000
sl118a/MSLANMAN.DOS/DRIVERS/Ethernet/SIS900/PROTOCOL.INI 1.1 KB 16 Nov 2000
sl118a/MSLANMAN.DOS/DRIVERS/Ethernet/SIS900/sis900.dos 44.0 KB 28 Jun 2002
sl118a/MSLANMAN.DOS/DRIVERS/NIF/SIS900.nif 137 bytes 19 Mar 1999
sl118a/MSLANMAN.DOS/Readme.txt 2.6 KB 19 Mar 1999
sl118a/NT40/OEMSETUP.INF 34.4 KB 29 Apr 2002
sl118a/NT40/README.TXT 1.4 KB 28 Aug 2000
sl118a/NT40/SISNIC.sys 39.8 KB 11 Jul 2002
sl118a/Ndis2/dos/OEMSETUP.INF 671 bytes 7 Nov 2000
sl118a/Ndis2/dos/PROTOCOL.INI 1.2 KB 7 Nov 2000
sl118a/Ndis2/dos/README.TXT 3.0 KB 7 Nov 2000
sl118a/Ndis2/dos/SIS900.DOS 44.0 KB 28 Jun 2002
sl118a/Nwserver.41x/ETHERTSM.NLM 11.9 KB 3 Jul 1996
sl118a/Nwserver.41x/MSM.NLM 56.6 KB 22 Aug 1996
sl118a/Nwserver.41x/NBI.NLM 17.0 KB 30 Aug 1996
sl118a/Nwserver.41x/README.TXT 4.9 KB 28 Apr 1999
sl118a/Nwserver.41x/sis900.lan 47.6 KB 16 Aug 2002
sl118a/Nwserver.41x/sis900.ldi 44.7 KB 16 Aug 2002
sl118a/Nwserver.42/README.TXT 4.6 KB 3 Mar 2000
sl118a/Nwserver.42/sis900.lan 47.8 KB 2 Sep 2002
sl118a/Nwserver.42/sis900.ldi 44.7 KB 5 Sep 2002
sl118a/Nwserver.5x/README.TXT 4.4 KB 31 Jul 2001
sl118a/Nwserver.5x/sis900.lan 47.8 KB 2 Sep 2002
sl118a/Nwserver.5x/sis900.ldi 44.7 KB 5 Sep 2002
sl118a/Nwserver.60/README.TXT 4.4 KB 31 Jul 2001
sl118a/Nwserver.60/sis900.lan 47.8 KB 2 Sep 2002
sl118a/Nwserver.60/sis900.ldi 44.7 KB 5 Sep 2002
sl118a/README.TXT 2.9 KB 19 Aug 2002
sl118a/Remove.exe 5.9 KB 20 Sep 2000
sl118a/SETUP.TXT 1.6 KB 28 Aug 2001
sl118a/SRV2003/0404.lng 121 bytes 19 Dec 2005
sl118a/SRV2003/040c.lng 219 bytes 25 Jun 2004
sl118a/SRV2003/0411.lng 188 bytes 25 Jun 2004
sl118a/SRV2003/NETOEM.INF 45.3 KB 19 Dec 2005
sl118a/SRV2003/README.TXT 2.1 KB 19 Dec 2005
sl118a/SRV2003/SISNIC2K.sys 32.8 KB 19 Dec 2005
sl118a/SRV2003/SISNICXP.sys 32.8 KB 19 Dec 2005
sl118a/SRV2003/oemnic.cat 36.8 KB 28 Dec 2005
sl118a/SRV2003/uninst.exe 29.7 KB 13 Dec 2005
sl118a/WFW311/OEMSETUP.INF 831 bytes 10 Jul 2002
sl118a/WFW311/README.TXT 1.6 KB 17 Jan 2001
sl118a/WFW311/SISNIC.386 50.3 KB 11 Jul 2002
sl118a/WIN95.SR2/NETOEM.INF 25.5 KB 24 May 2004
sl118a/WIN95.SR2/OEMNIC.CAT 4 bytes 11 Dec 1998
sl118a/WIN95.SR2/README.TXT 2.4 KB 17 Nov 2000
sl118a/WIN95.SR2/SISNIC.sys 39.8 KB 11 Jul 2002
sl118a/WIN95.SR2/UNINST.EXE 12.1 KB 27 Feb 2001
sl118a/WIN95/NETOEM.INF 25.5 KB 24 May 2004
sl118a/WIN95/OEMNIC.CAT 4 bytes 11 Dec 1998
sl118a/WIN95/README.TXT 2.4 KB 17 Nov 2000
sl118a/WIN95/SISNIC.sys 39.9 KB 11 Jul 2002
sl118a/WIN95/UNINST.EXE 12.1 KB 27 Feb 2001
sl118a/WIN98/NETOEM.INF 28.7 KB 30 Jun 2004
sl118a/WIN98/OEMNIC.CAT 4 bytes 11 Dec 1998
sl118a/WIN98/README.TXT 2.8 KB 10 Nov 2000
sl118a/WIN98/SISNIC.sys 32.8 KB 30 Jun 2004
sl118a/WIN98/UNINST.EXE 12.1 KB 27 Feb 2001
sl118a/WINME/NETOEM.INF 26.9 KB 30 Jun 2004
sl118a/WINME/OEMNIC.CAT 33.8 KB 9 Aug 2002
sl118a/WINME/README.TXT 3.0 KB 10 Nov 2000
sl118a/WINME/SISNIC.sys 32.8 KB 30 Jun 2004
sl118a/WINME/UNINST.EXE 12.1 KB 27 Feb 2001
sl118a/WINXP2K/0404.lng 121 bytes 19 Dec 2005
sl118a/WINXP2K/040c.lng 219 bytes 25 Jun 2004
sl118a/WINXP2K/0411.lng 188 bytes 25 Jun 2004
sl118a/WINXP2K/NETOEM.INF 45.3 KB 19 Dec 2005
sl118a/WINXP2K/README.TXT 2.1 KB 19 Dec 2005
sl118a/WINXP2K/SISNIC2K.sys 32.8 KB 19 Dec 2005
sl118a/WINXP2K/SISNICXP.sys 32.8 KB 19 Dec 2005
sl118a/WINXP2K/oemnic.cat 36.8 KB 28 Dec 2005
sl118a/WINXP2K/uninst.exe 29.7 KB 13 Dec 2005
sl118a/data1.cab 2.2 MB 22 Dec 2005
sl118a/data1.cab/_Support_Basque_Files/_IsRes.dll 266.2 KB 15 Jun 2015
sl118a/data1.cab/_Support_Catalan_Files/_IsRes.dll 274.4 KB 15 Jun 2015
sl118a/data1.cab/_Support_Chinese_(Simplified)_Files/_IsRes.dll 225.3 KB 15 Jun 2015
sl118a/data1.cab/_Support_Chinese_(Traditional)_Files/_IsRes.dll 229.4 KB 15 Jun 2015
sl118a/data1.cab/_Support_Croatian_Files/_IsRes.dll 266.2 KB 15 Jun 2015
sl118a/data1.cab/_Support_Czech_Files/_IsRes.dll 266.2 KB 15 Jun 2015
sl118a/data1.cab/_Support_Danish_Files/_IsRes.dll 270.3 KB 15 Jun 2015
sl118a/data1.cab/_Support_Dutch_Files/_IsRes.dll 274.4 KB 15 Jun 2015
sl118a/data1.cab/_Support_English_Files/_IsRes.dll 290.8 KB 15 Jun 2015
sl118a/data1.cab/_Support_Finnish_Files/_IsRes.dll 266.2 KB 15 Jun 2015
sl118a/data1.cab/_Support_French_(Canadian)_Files/_IsRes.dll 278.5 KB 15 Jun 2015
sl118a/data1.cab/_Support_French_(Standard)_Files/_IsRes.dll 278.5 KB 15 Jun 2015
sl118a/data1.cab/_Support_German_Files/_IsRes.dll 278.5 KB 15 Jun 2015
sl118a/data1.cab/_Support_Greek_Files/_IsRes.dll 278.5 KB 15 Jun 2015
sl118a/data1.cab/_Support_Hungarian_Files/_IsRes.dll 270.3 KB 15 Jun 2015
sl118a/data1.cab/_Support_Indonesian_Files/_IsRes.dll 270.3 KB 15 Jun 2015
sl118a/data1.cab/_Support_Italian_Files/_IsRes.dll 274.4 KB 15 Jun 2015
sl118a/data1.cab/_Support_Japanese_Files/_IsRes.dll 245.8 KB 15 Jun 2015
sl118a/data1.cab/_Support_Korean_Files/_IsRes.dll 237.6 KB 15 Jun 2015
sl118a/data1.cab/_Support_Misc_Support_Files/corecomp.ini 65.5 KB 15 Jun 2015
sl118a/data1.cab/_Support_Non-SelfRegistering/default.pal 1.2 KB 15 Jun 2015
sl118a/data1.cab/_Support_Non-SelfRegistering/isrt.dll 372.7 KB 15 Jun 2015
sl118a/data1.cab/_Support_Norwegian_Files/_IsRes.dll 266.2 KB 15 Jun 2015
sl118a/data1.cab/_Support_Polish_Files/_IsRes.dll 270.3 KB 15 Jun 2015
sl118a/data1.cab/_Support_Portuguese_(Brazilian)_Files/_IsRes.dll 274.4 KB 15 Jun 2015
sl118a/data1.cab/_Support_Portuguese_(Standard)_Files/_IsRes.dll 278.5 KB 15 Jun 2015
sl118a/data1.cab/_Support_Russian_Files/_IsRes.dll 266.2 KB 15 Jun 2015
sl118a/data1.cab/_Support_Slovak_Files/_IsRes.dll 266.2 KB 15 Jun 2015
sl118a/data1.cab/_Support_Slovenian_Files/_IsRes.dll 270.3 KB 15 Jun 2015
sl118a/data1.cab/_Support_Spanish_Files/_IsRes.dll 278.5 KB 15 Jun 2015
sl118a/data1.cab/_Support_Swedish_Files/_IsRes.dll 266.2 KB 15 Jun 2015
sl118a/data1.cab/_Support_Thai_Files/_IsRes.dll 266.2 KB 15 Jun 2015
sl118a/data1.cab/_Support_Turkish_Files/_IsRes.dll 266.2 KB 15 Jun 2015
sl118a/data2.cab 512 bytes 22 Dec 2005
sl118a/data2.cab/_Support_Basque_Files/_IsRes.dll 266.2 KB 15 Jun 2015
sl118a/data2.cab/_Support_Catalan_Files/_IsRes.dll 274.4 KB 15 Jun 2015
sl118a/data2.cab/_Support_Chinese_(Simplified)_Files/_IsRes.dll 225.3 KB 15 Jun 2015
sl118a/data2.cab/_Support_Chinese_(Traditional)_Files/_IsRes.dll 229.4 KB 15 Jun 2015
sl118a/data2.cab/_Support_Croatian_Files/_IsRes.dll 266.2 KB 15 Jun 2015
sl118a/data2.cab/_Support_Czech_Files/_IsRes.dll 266.2 KB 15 Jun 2015
sl118a/data2.cab/_Support_Danish_Files/_IsRes.dll 270.3 KB 15 Jun 2015
sl118a/data2.cab/_Support_Dutch_Files/_IsRes.dll 274.4 KB 15 Jun 2015
sl118a/data2.cab/_Support_English_Files/_IsRes.dll 290.8 KB 15 Jun 2015
sl118a/data2.cab/_Support_Finnish_Files/_IsRes.dll 266.2 KB 15 Jun 2015
sl118a/data2.cab/_Support_French_(Canadian)_Files/_IsRes.dll 278.5 KB 15 Jun 2015
sl118a/data2.cab/_Support_French_(Standard)_Files/_IsRes.dll 278.5 KB 15 Jun 2015
sl118a/data2.cab/_Support_German_Files/_IsRes.dll 278.5 KB 15 Jun 2015
sl118a/data2.cab/_Support_Greek_Files/_IsRes.dll 278.5 KB 15 Jun 2015
sl118a/data2.cab/_Support_Hungarian_Files/_IsRes.dll 270.3 KB 15 Jun 2015
sl118a/data2.cab/_Support_Indonesian_Files/_IsRes.dll 270.3 KB 15 Jun 2015
sl118a/data2.cab/_Support_Italian_Files/_IsRes.dll 274.4 KB 15 Jun 2015
sl118a/data2.cab/_Support_Japanese_Files/_IsRes.dll 245.8 KB 15 Jun 2015
sl118a/data2.cab/_Support_Korean_Files/_IsRes.dll 237.6 KB 15 Jun 2015
sl118a/data2.cab/_Support_Misc_Support_Files/corecomp.ini 65.5 KB 15 Jun 2015
sl118a/data2.cab/_Support_Non-SelfRegistering/default.pal 1.2 KB 15 Jun 2015
sl118a/data2.cab/_Support_Non-SelfRegistering/isrt.dll 372.7 KB 15 Jun 2015
sl118a/data2.cab/_Support_Norwegian_Files/_IsRes.dll 266.2 KB 15 Jun 2015
sl118a/data2.cab/_Support_Polish_Files/_IsRes.dll 270.3 KB 15 Jun 2015
sl118a/data2.cab/_Support_Portuguese_(Brazilian)_Files/_IsRes.dll 274.4 KB 15 Jun 2015
sl118a/data2.cab/_Support_Portuguese_(Standard)_Files/_IsRes.dll 278.5 KB 15 Jun 2015
sl118a/data2.cab/_Support_Russian_Files/_IsRes.dll 266.2 KB 15 Jun 2015
sl118a/data2.cab/_Support_Slovak_Files/_IsRes.dll 266.2 KB 15 Jun 2015
sl118a/data2.cab/_Support_Slovenian_Files/_IsRes.dll 270.3 KB 15 Jun 2015
sl118a/data2.cab/_Support_Spanish_Files/_IsRes.dll 278.5 KB 15 Jun 2015
sl118a/data2.cab/_Support_Swedish_Files/_IsRes.dll 266.2 KB 15 Jun 2015
sl118a/data2.cab/_Support_Thai_Files/_IsRes.dll 266.2 KB 15 Jun 2015
sl118a/data2.cab/_Support_Turkish_Files/_IsRes.dll 266.2 KB 15 Jun 2015
sl118a/engine32.cab 418.3 KB 5 Dec 2002
sl118a/engine32.cab/DotNetInstaller.exe 5.6 KB 2 Dec 2002
sl118a/engine32.cab/IScript.dll 237.6 KB 2 Dec 2002
sl118a/engine32.cab/IUser.dll 155.6 KB 5 Dec 2002
sl118a/engine32.cab/IsProBE9x.tlb 94.6 KB 2 Dec 2002
sl118a/engine32.cab/IsProBENT.tlb 85.2 KB 2 Dec 2002
sl118a/engine32.cab/ctor.dll 57.3 KB 2 Dec 2002
sl118a/engine32.cab/iKernel.rgs 25.8 KB 2 Dec 2002
sl118a/engine32.cab/ikernel.dll 692.2 KB 5 Dec 2002
sl118a/engine32.cab/objectps.dll 32.8 KB 2 Dec 2002
sl118a/inf2cat.exe 42.9 KB 18 Aug 2000
sl118a/inst2000.dll 4.6 KB 7 Aug 2001
sl118a/layout.bin 456 bytes 22 Dec 2005
sl118a/nwclient/NET.CFG 1.4 KB 19 Jul 2002
sl118a/nwclient/SIS900.COM 51.7 KB 19 Aug 2002
sl118a/nwclient/readme.txt 3.1 KB 28 Apr 1999
sl118a/nwclient/sis900.ins 481 bytes 22 Oct 1998
sl118a/pktdrv/SIS900.EXE 29.5 KB 16 Aug 2002
sl118a/pktdrv/readme.TXT 4.4 KB 2 Nov 2000
sl118a/refresh.exe 38.0 KB 16 Jan 2001
sl118a/setup.boot 405.6 KB 22 Dec 2005
sl118a/setup.exe 107.5 KB 2 Dec 2002
sl118a/setup.ini 853 bytes 13 Dec 2005
sl118a/sisfile/INST2000.DLL 5.6 KB 1 Apr 2004

How to Update Centoris A255 Series Device Drivers Quickly & Easily

Step 1 - Download Your Driver

To get the Centoris A255 Series 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 Optima Centoris A255 Series 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 Driver Update Utility for Optima Centoris A255 Series. 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 Optima. All company names/logos are properties of their owners.
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