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File Version : 4.50
Description : Serial Device Driver
Copyright : Copyright (C) Comtrol Corporation.1994-99
Product Version : 4.50
Product Name : Comtrol RocketPort/RocketModem Device Driver for the Microsoft(R) Windows NT(TM) Operating System
Company Name : Comtrol Corporation
Internal Name : rocket.sys
File Size: 78720 byte(s) 76.896 KB
MD5 : 5280303084267c9089897b5e7b94f2d9
SHA1: 80DFB62D4023340019C0F91A77D2EE3D216CBFF1

Download rassstp.sys
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How to Install rassstp.sys
Repair Sys ProblemsFixing a corrupted or missing rassstp.sys error is an easy process with a few steps. Open the zip-file you downloaded.Extract the .sys file to a location on your computer. We recommend you to unzip the file to the directory of the program that is requesting the file.
If that doesn't work, you will have to extract the file to your system directory.
By default, this is C:/WINNT/system32/drivers (Windows NT/2000).
or C:/Windows/system32/drivers (Windows XP, Vista, 7).
Make sure overwrite any existing files (but make a backup copy of the original file)
That should be it. Although not necessary you can reboot your computer as well.