How to eliminate AegisP driver problemsThe AegisP.sys (IEEE 802.1X Protocol driver) file is a Windows driver. Generally, drivers are used by Windows to enable internal components like graphic cards and drives, or external devices, such as printers, backup media or input devices.
Click here to check if you need to update your AegisP driver.
The AegisP.sys process is also known as IEEE 802.1X Protocol Driver and is a part of AEGIS Protocol (IEEE (Version 802.1x)). This software is produced by Meetinghouse Data Communications (www.mtghouse.com) or, as the case may be, Cisco Systems (www.cisco.com). An obsolete or defective version of AegisP.sys can cause problems for your computer that can range from slowness to error messages such as these:
- IEEE 802.1X Protocol driver has stopped working. Windows is checking for a solution to the problem... (Windows 10, 8, 7)
- IEEE 802.1X Protocol driver has stopped working. A problem caused the program to stop working correctly. Windows will close the program and notify you if a solution is available. (Windows 10, 8, 7)
- AegisP.sys has encountered a problem and needs to close. (Windows XP)
- Access violation at address FFFFFFFF in module AegisP.sys. Read of address 00000000.
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What you should know about AegisP.sys IEEE 802.1X Protocol driver
AegisP.sys is not a Windows system file and is known to frequently cause computer problems. AegisP.sys is found in the C:\Windows\System32\drivers directory.
Frequently occurring are file sizes such as 17,801 bytes (28% of all these files), 21,035 bytes as well as 6 other variants.
If necessary, you can manually stop or start this driver in the Device Manager. The Device Manager can be found in Windows Control Panel under Hardware and Sound/Devices and Printers/Device Manager. The driver facilitates access to your computer's hardware and accessories. This AegisP.sys process does not have a visible window, and does not appear on the taskbar. It was developed by a so-called third party provider - and not by Microsoft. AegisP.sys appears to be a file that was compressed by an EXE-Packer. This technique is often used by trojans to keep the file size small and also hamper debugging efforts. However, this in itself is not sufficient reason to presume malicious intent, since even well-intentioned, professional software producers take advantage of compressed files. For this reason, 30% of all experts consider this file to be a possible threat. The probability that it can cause harm is high.
If you see this file on your hard drive or in Windows Task Manager, please make sure that it is not a malicious variant. It's a fact that many trojans try to cloak their true identity by calling themselves AegisP.sys. With the above information or by using tools like Security Task Manager you can determine if, in your case, the file is an undesirable variant.
What do other computer users say about AegisP?
|seems to be used for wireless network or internet |
|aegisP protocol 184.108.40.206 |
|intalled like a virus and not wanted. very upset ! |
|seems to be installed by linksys (cisco) wireless adapters |
|aegisp.sys is installed with mose cisco products, USB wireless recievers, Router software, even their USB 2.0 Modem driver, HOWEVER an exploited version going around in certain viruses. If your antivirus picked up aegisp.sys as malicious, it is best to quarantine it and re-install the original driver/software from the Cisco disk |
Summary: 4 users judge AegisP.sys to be an essential file that should not be touched. One user considers it harmless. However, one user considers this to be a suspicious process and would like to get rid of it. For this reason, 2 users have already deleted AegisP.sys. source: file.net
How to uninstall AEGIS Protocol)
To remove IEEE 802.1X Protocol driver from your computer, please follow the manual instructions below or use an automatic uninstaller product.
- Click the Windows Start Button. You find it in the lower left corner of the taskbar.
- Type the word uninstall.
- Click Add or remove programs.
- Now locate AEGIS Protocol) in the list of displayed applications.
- Click the program, and then click Uninstall.
How to tell if AegisP.sys (IEEE 802.1X Protocol driver) was uninstalled cleanly
After uninstalling, restart your computer. Then start Windows Explorer and see if there is still a folder with the name of the software under C:\Program Files. Be sure to check the Registry as well for remnants of IEEE 802.1X Protocol driver. To do this, start "Regedit", then look under "HKEY_LOCAL_MACHINE" > "Software" for IEEE 802.1X Protocol driver or the name of the producer. Always keep in mind that only a computer professional should ever directly delete entries in the Windows Registry.
What to do if a program does not uninstall
The easiest way to remove any kind of software cleanly and accurately is to use an uninstaller tool. Because the uninstaller automatically creates a backup, there is no risk of anything going wrong.
Last but not least
If Windows not working quite right for you, or if startup is taking a long time, or AegisP.sys is causing problems for you, a good Windows diagnostic tool may very well help. This is especially effective when it comes to older computers that have accumulated vast quantities of "garbage data" as the result of many software installs and uninstalls.