The UI-1281v2 is a modem manufactured by Planet. 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 driver - "DR-UI1281v2.zip" - has been downloaded 76 times and is rated 5 out of 5 stars based on 11 reviews. Compatibility for this driver update includes PCs running Windows operating systems such as Windows XP. The total disk space used for this update is 4.0 MB.
UI-1281v2
CAPI 2.0 Protocol
NDISCAPI 2.0 Protocol
PLANET UI-1281
Windows XP, Windows 2000, Windows ME, Windows 98SE
DR-UI1281v2.zip (4.0 MB)
2.60.62.00 (2003-10-23) via .inf
3.60.04.00 (2004-01-20) via .inf
UI-1281v2
ISDN USB Modem Driver File
Malathy (DG Staff Member) on 20-Jul-2007
To get the UI-1281v2 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 Planet UI-1281v2 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 Planet 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 Planet website. Most major device manufacturers update their drivers regularly.
To install your new driver on Windows:
Right-click the Start button.
Click "Device Manager"
Find your device in the list.
Right-click the device and select "Update driver"
Follow the steps on screen.
Restart your computer when done.
This keeps your computer working at its best.
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.
The following files are found inside the driver download file.
| Name | Size | Date |
|---|---|---|
| Win2kxp/Readme.txt | 807 bytes | 20 Jan 2004 |
| Win2kxp/capi.inf | 2.4 KB | 11 Oct 2004 |
| Win2kxp/capi.sys | 27.7 KB | 23 Oct 2003 |
| Win2kxp/capi20.dll | 76.6 KB | 21 Jan 2000 |
| Win2kxp/capi2032.dll | 87.0 KB | 24 Oct 2003 |
| Win2kxp/colusb.sys | 100.8 KB | 18 Nov 2003 |
| Win2kxp/isdncia.dll | 77.8 KB | 4 Feb 2002 |
| Win2kxp/kmonapi.sys | 5.4 KB | 29 Jan 2001 |
| Win2kxp/ndiscapi.sys | 26.7 KB | 23 Oct 2003 |
| Win2kxp/tools/PRODUCT.INI | 657 bytes | 20 Oct 2003 |
| Win2kxp/tools/Setup.exe | 35.8 KB | 3 Nov 1999 |
| Win2kxp/tools/Setup.ini | 151 bytes | 16 Sep 2003 |
| Win2kxp/tools/data1.cab | 514.0 KB | 4 Jun 2002 |
| Win2kxp/tools/data1.cab/_Engine_Engine_Files/corecomp.ini | 28.4 KB | 29 Jun 2015 |
| Win2kxp/tools/data1.cab/_Engine_Log_Services/ILog.dll | 213.0 KB | 29 Jun 2015 |
| Win2kxp/tools/data1.cab/_Engine_ScriptEngine/IScript.dll | 225.3 KB | 29 Jun 2015 |
| Win2kxp/tools/data1.cab/_Engine_SelfRegistering/ctor.dll | 77.8 KB | 29 Jun 2015 |
| Win2kxp/tools/data1.cab/_Engine_SelfRegistering/iuser.dll | 176.1 KB | 29 Jun 2015 |
| Win2kxp/tools/data1.cab/_Engine_SelfRegistering/objectps.dll | 32.8 KB | 29 Jun 2015 |
| Win2kxp/tools/data1.cab/_Support_English_Files/_IsRes.dll | 192.5 KB | 29 Jun 2015 |
| Win2kxp/tools/data1.cab/_Support_English_String_Tables/value.shl | 273 bytes | 29 Jun 2015 |
| Win2kxp/tools/data1.cab/_Support_Non-SelfRegistering/default.pal | 1.2 KB | 29 Jun 2015 |
| Win2kxp/tools/data1.cab/_Support_Non-SelfRegistering/isrt.dll | 307.2 KB | 29 Jun 2015 |
| Win2kxp/tools/data2.cab | 512 bytes | 4 Jun 2002 |
| Win2kxp/tools/data2.cab/_Engine_Engine_Files/corecomp.ini | 28.4 KB | 29 Jun 2015 |
| Win2kxp/tools/data2.cab/_Engine_Log_Services/ILog.dll | 213.0 KB | 29 Jun 2015 |
| Win2kxp/tools/data2.cab/_Engine_ScriptEngine/IScript.dll | 225.3 KB | 29 Jun 2015 |
| Win2kxp/tools/data2.cab/_Engine_SelfRegistering/ctor.dll | 77.8 KB | 29 Jun 2015 |
| Win2kxp/tools/data2.cab/_Engine_SelfRegistering/iuser.dll | 176.1 KB | 29 Jun 2015 |
| Win2kxp/tools/data2.cab/_Engine_SelfRegistering/objectps.dll | 32.8 KB | 29 Jun 2015 |
| Win2kxp/tools/data2.cab/_Support_English_Files/_IsRes.dll | 192.5 KB | 29 Jun 2015 |
| Win2kxp/tools/data2.cab/_Support_English_String_Tables/value.shl | 273 bytes | 29 Jun 2015 |
| Win2kxp/tools/data2.cab/_Support_Non-SelfRegistering/default.pal | 1.2 KB | 29 Jun 2015 |
| Win2kxp/tools/data2.cab/_Support_Non-SelfRegistering/isrt.dll | 307.2 KB | 29 Jun 2015 |
| Win2kxp/tools/ikernel.ex_ | 340.9 KB | 11 Apr 2001 |
| Win2kxp/tools/layout.bin | 537 bytes | 4 Jun 2002 |
| Win2kxp/tools/program/0009/Icbtest.gid | 10.8 KB | 11 Jan 2000 |
| Win2kxp/tools/program/0009/REG_CFG.INI | 1.0 KB | 20 Oct 2003 |
| Win2kxp/tools/program/0009/icb.dll | 274.4 KB | 10 Jan 2002 |
| Win2kxp/tools/program/0009/icbtest.cnt | 326 bytes | 11 Jan 2000 |
| Win2kxp/tools/program/MSVCRT.DLL | 290.9 KB | 4 May 2001 |
| Win2kxp/tools/program/ccmon.exe | 155.6 KB | 6 Nov 2001 |
| Win2kxp/tools/program/cmh32.dll | 143.4 KB | 1 Feb 2001 |
| Win2kxp/tools/program/cmonitor.dll | 110.6 KB | 21 Jan 2002 |
| Win2kxp/tools/program/icbtest.exe | 180.2 KB | 10 Jan 2002 |
| Win2kxp/tools/program/ictest32.dll | 81.9 KB | 1 Sep 2000 |
| Win2kxp/tools/program/reg_cfg.exe | 237.6 KB | 30 May 2001 |
| Win2kxp/tools/strings.ini | 2.1 KB | 16 Sep 2003 |
| Win2kxp/tools/xuinisdn.exe | 204.8 KB | 14 Jan 2003 |
| Win2kxp/tools/xuinisdn.ini | 2.1 KB | 20 Oct 2003 |
| Win2kxp/usb2mpa.sys | 336.4 KB | 2 Dec 2003 |
| Win98me/CAPI.DLL | 59.7 KB | 20 Aug 1999 |
| Win98me/CAPI20.DLL | 74.6 KB | 20 Aug 1999 |
| Win98me/DEVINST.DLL | 4.7 KB | 28 Mar 2000 |
| Win98me/Readme.txt | 2.5 KB | 20 Oct 2003 |
| Win98me/capi2032.dll | 87.0 KB | 24 Oct 2003 |
| Win98me/capistub.VXD | 17.3 KB | 20 Aug 1999 |
| Win98me/cfgwiz.in_ | 1.4 KB | 20 Oct 2003 |
| Win98me/cfgwiz32.exe | 286.7 KB | 12 Jul 2000 |
| Win98me/colusb.w9x | 100.8 KB | 18 Nov 2003 |
| Win98me/instrna.in_ | 196 bytes | 8 May 2000 |
| Win98me/kmonapi.w9x | 5.4 KB | 29 Jan 2001 |
| Win98me/ndiscapi.VXD | 30.8 KB | 20 Aug 1999 |
| Win98me/oemcapi.in_ | 2.9 KB | 20 Oct 2003 |
| Win98me/oemusbcl.in_ | 10.2 KB | 20 Jan 2004 |
| Win98me/tools/PRODUCT.INI | 647 bytes | 20 Oct 2003 |
| Win98me/tools/Setup.exe | 35.8 KB | 3 Nov 1999 |
| Win98me/tools/Setup.ini | 151 bytes | 16 Sep 2003 |
| Win98me/tools/data1.cab | 514.0 KB | 4 Jun 2002 |
| Win98me/tools/data1.cab/_Engine_Engine_Files/corecomp.ini | 28.4 KB | 29 Jun 2015 |
| Win98me/tools/data1.cab/_Engine_Log_Services/ILog.dll | 213.0 KB | 29 Jun 2015 |
| Win98me/tools/data1.cab/_Engine_ScriptEngine/IScript.dll | 225.3 KB | 29 Jun 2015 |
| Win98me/tools/data1.cab/_Engine_SelfRegistering/ctor.dll | 77.8 KB | 29 Jun 2015 |
| Win98me/tools/data1.cab/_Engine_SelfRegistering/iuser.dll | 176.1 KB | 29 Jun 2015 |
| Win98me/tools/data1.cab/_Engine_SelfRegistering/objectps.dll | 32.8 KB | 29 Jun 2015 |
| Win98me/tools/data1.cab/_Support_English_Files/_IsRes.dll | 192.5 KB | 29 Jun 2015 |
| Win98me/tools/data1.cab/_Support_English_String_Tables/value.shl | 273 bytes | 29 Jun 2015 |
| Win98me/tools/data1.cab/_Support_Non-SelfRegistering/default.pal | 1.2 KB | 29 Jun 2015 |
| Win98me/tools/data1.cab/_Support_Non-SelfRegistering/isrt.dll | 307.2 KB | 29 Jun 2015 |
| Win98me/tools/data2.cab | 512 bytes | 4 Jun 2002 |
| Win98me/tools/data2.cab/_Engine_Engine_Files/corecomp.ini | 28.4 KB | 29 Jun 2015 |
| Win98me/tools/data2.cab/_Engine_Log_Services/ILog.dll | 213.0 KB | 29 Jun 2015 |
| Win98me/tools/data2.cab/_Engine_ScriptEngine/IScript.dll | 225.3 KB | 29 Jun 2015 |
| Win98me/tools/data2.cab/_Engine_SelfRegistering/ctor.dll | 77.8 KB | 29 Jun 2015 |
| Win98me/tools/data2.cab/_Engine_SelfRegistering/iuser.dll | 176.1 KB | 29 Jun 2015 |
| Win98me/tools/data2.cab/_Engine_SelfRegistering/objectps.dll | 32.8 KB | 29 Jun 2015 |
| Win98me/tools/data2.cab/_Support_English_Files/_IsRes.dll | 192.5 KB | 29 Jun 2015 |
| Win98me/tools/data2.cab/_Support_English_String_Tables/value.shl | 273 bytes | 29 Jun 2015 |
| Win98me/tools/data2.cab/_Support_Non-SelfRegistering/default.pal | 1.2 KB | 29 Jun 2015 |
| Win98me/tools/data2.cab/_Support_Non-SelfRegistering/isrt.dll | 307.2 KB | 29 Jun 2015 |
| Win98me/tools/ikernel.ex_ | 340.9 KB | 11 Apr 2001 |
| Win98me/tools/layout.bin | 537 bytes | 4 Jun 2002 |
| Win98me/tools/program/0009/Icbtest.gid | 10.8 KB | 11 Jan 2000 |
| Win98me/tools/program/0009/icb.dll | 274.4 KB | 10 Jan 2002 |
| Win98me/tools/program/0009/icbtest.cnt | 326 bytes | 11 Jan 2000 |
| Win98me/tools/program/MSVCRT.DLL | 290.9 KB | 4 May 2001 |
| Win98me/tools/program/ccmon.exe | 155.6 KB | 6 Nov 2001 |
| Win98me/tools/program/cmh32.dll | 143.4 KB | 1 Feb 2001 |
| Win98me/tools/program/cmonitor.dll | 110.6 KB | 21 Jan 2002 |
| Win98me/tools/program/icbtest.exe | 180.2 KB | 10 Jan 2002 |
| Win98me/tools/program/ictest32.dll | 81.9 KB | 1 Sep 2000 |
| Win98me/tools/strings.ini | 2.1 KB | 16 Sep 2003 |
| Win98me/tools/xuinisdn.exe | 204.8 KB | 14 Jan 2003 |
| Win98me/tools/xuinisdn.ini | 4.6 KB | 20 Oct 2003 |
| Win98me/update.dll | 97.8 KB | 26 Apr 2001 |
| Win98me/usb2wmac.sys | 355.8 KB | 29 Oct 2003 |
| netoeusb.inf | 10.3 KB | 11 Oct 2004 |