This is a guest post written by Daniel Parker. Daniel Parker is an IT Manager and is working in a well reputed IT Support company specializing in Network Support and Network Installation for last 10 years.
As the name itself conveys, passive network hubs work more than smoothly. The passive network hub does not ensure to improve the efficiency of your LAN. Their task is to just take all the signals offered to them and pass them to all other ports connected to them. Active network hub is preferable over the passive hub as it does more than merely passing the packets of signals. In addition to the features present in the earlier one, it actually inspects the data that has been sent. Active network hubs actually use a store technology under which it checks the data they are passing before forwarding it to next port. However, they are costlier than the passive hubs but they are easily available with various numbers of ports as well.
Showing posts with label IT Network Support. Show all posts
Showing posts with label IT Network Support. Show all posts
Thursday, September 3, 2009
Sunday, August 23, 2009
Importance Of Anti Virus Software
Saving your entire computer network is the major issue now days for each business. Many people go for network support companies providing online network support services to save their computer from viruses. These IT network support companies can save your computers from viruses and are also advantageous but still require a lot of money. Antivirus programs are very helpful Below is explained the importance of an antivirus software.
Antivirus programs are necessary to your computer. Your computer needs to be clever to protect itself and fend off viruses. Antivirus software is well designed to protect the various routes of viruses; be it email, browsers, file servers or desktops.
Stay up to date! In the past, having one or no antivirus program was suitable, but with the new viruses, you need to make positive that you have protected your computer in a massive amount of ways (as the viruses now can attack in a multitude of ways). Protect your computer from desktop to network and from the server to the gateway. Use a comprehensive security system with several features, such as: antivirus, firewall, intrusion detection, and content filtering. Doing this will make it difficult for viruses to attack your computer.
Your antivirus program will do you little good if you do not keep your definitions up to date. New virus are being identified all the time so it is vital to keep your antivirus program up to date on the latest threats.
Rest assured, there are safety measures you can take to help defend your computer from virus fear, by doing things such as upgrading your system, using reliable programs, scanning your computer, using caution with unknown sources, and making backups.
As new viruses come out often, keep up to date on your software. Configure your software's real-time scan feature to start automatically each time you boot up your computer. This checks your computer every time you use it. Also, always scan new files and programs!
Keep your antivirus software updated, use caution when opening files or downloading, and backup your data. If you do all this, you will be at a lower risk for any virus attacks, and you will not regret it.
Antivirus programs are necessary to your computer. Your computer needs to be clever to protect itself and fend off viruses. Antivirus software is well designed to protect the various routes of viruses; be it email, browsers, file servers or desktops.
Stay up to date! In the past, having one or no antivirus program was suitable, but with the new viruses, you need to make positive that you have protected your computer in a massive amount of ways (as the viruses now can attack in a multitude of ways). Protect your computer from desktop to network and from the server to the gateway. Use a comprehensive security system with several features, such as: antivirus, firewall, intrusion detection, and content filtering. Doing this will make it difficult for viruses to attack your computer.
Your antivirus program will do you little good if you do not keep your definitions up to date. New virus are being identified all the time so it is vital to keep your antivirus program up to date on the latest threats.
Rest assured, there are safety measures you can take to help defend your computer from virus fear, by doing things such as upgrading your system, using reliable programs, scanning your computer, using caution with unknown sources, and making backups.
As new viruses come out often, keep up to date on your software. Configure your software's real-time scan feature to start automatically each time you boot up your computer. This checks your computer every time you use it. Also, always scan new files and programs!
Keep your antivirus software updated, use caution when opening files or downloading, and backup your data. If you do all this, you will be at a lower risk for any virus attacks, and you will not regret it.
Thursday, August 13, 2009
How To Remove A Malware From Your Computer
• Download and extract the Autoruns program by Sysinternals to C:\Autoruns
• Reboot into Safe Mode so that the malware is not started when you are doing these steps. Many malware monitor the keys that allow them to start and if they notice they have been removed, will automatically replace that startup key. For this reason booting into safe mode allows us to get past that defense in most cases.
• Navigate to the C:\Autoruns folder you created in Step 1 and double-click on autoruns.exe.
• When the program starts, click on the Options menu and enable the following options by clicking on them. This will place a checkmark next to each of these options.
1. Include empty locations
2. Verify Code Signatures
3. Hide Signed Microsoft Entries
• Then press the F5 key on your keyboard to refresh the startups list using these new settings.
• The program shows information about your startup entries in 8 different tabs. For the most part, the filename you are looking for will be found under the Logon or the Services tabs, but you should check all the other tabs to make sure they are not loading elsewhere as well. Click on each tab and look through the list for the filename that you want to remove. The filename will be found under the Image Path column. There may be more than one entry associated with the same file as it is common for malware to create multiple startup entries. It is important to note that many malware programs disguise themselves by using the same filenames as valid Microsoft files. it is therefore important to know exactly which file, and the folder they are in, that you want to remove.
• Once you find the entry that is associated with the malware, you want to delete that entry so it will not start again on the next reboot. To do that right clicks on the entry and select delete. This startup entry will now be removed from the Registry.
• Now that we made it so it will not start on boot up, you should delete the file using My Computer or Windows Explorer. If you can not see the file, it may be hidden.
Daniel Parker is an IT Manager and is working in a well reputed Network Support company specializing in IT Network Support and all Network Support Services for last 10 years. If you have any issue regarding your computer problems and computer networks, feel free to contact Daniel Parker for consultancy.
• Reboot into Safe Mode so that the malware is not started when you are doing these steps. Many malware monitor the keys that allow them to start and if they notice they have been removed, will automatically replace that startup key. For this reason booting into safe mode allows us to get past that defense in most cases.
• Navigate to the C:\Autoruns folder you created in Step 1 and double-click on autoruns.exe.
• When the program starts, click on the Options menu and enable the following options by clicking on them. This will place a checkmark next to each of these options.
1. Include empty locations
2. Verify Code Signatures
3. Hide Signed Microsoft Entries
• Then press the F5 key on your keyboard to refresh the startups list using these new settings.
• The program shows information about your startup entries in 8 different tabs. For the most part, the filename you are looking for will be found under the Logon or the Services tabs, but you should check all the other tabs to make sure they are not loading elsewhere as well. Click on each tab and look through the list for the filename that you want to remove. The filename will be found under the Image Path column. There may be more than one entry associated with the same file as it is common for malware to create multiple startup entries. It is important to note that many malware programs disguise themselves by using the same filenames as valid Microsoft files. it is therefore important to know exactly which file, and the folder they are in, that you want to remove.
• Once you find the entry that is associated with the malware, you want to delete that entry so it will not start again on the next reboot. To do that right clicks on the entry and select delete. This startup entry will now be removed from the Registry.
• Now that we made it so it will not start on boot up, you should delete the file using My Computer or Windows Explorer. If you can not see the file, it may be hidden.
Daniel Parker is an IT Manager and is working in a well reputed Network Support company specializing in IT Network Support and all Network Support Services for last 10 years. If you have any issue regarding your computer problems and computer networks, feel free to contact Daniel Parker for consultancy.
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