How to block all ports in IPTABLES except 80 & 443
This maybe particularly useful for those who need to know how to block all ports in IPTABLES except 80 & 443 (Linux Firewall – Centos 5.5).
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Operating Systems
How to Block An IP Address in Centos (RHEL/Fedora) Linux
This is a simple guide on how to block an IP address in Centos, RHEL or Fedora Linux. [Read more…]
Linksys WRT400N – DD-WRT Installation
Step by step guide on how to upgrade WRT400N from original Linksys firmware to DD-WRT.
This guide is for DD-WRT v24-sp2 released by BrainSlayer on 17.Feb.2011.
In terms of functionality, these steps will basically turn your $80 router into $500 router.
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How to Shutdown or Restart Windows using Remote Desktop connection?
Working in network support environment, I get this question asked so many times, I’ve stopped counting long time ago :)
Here are 3 ways of doing it: [Read more…]
Fault outside of MS-DOS Extender, when installing Win98 in Virtual Box (vbox)
If you get an error “Fault outside of MS-DOS Extender”, when installing Win98 in Virtual Box (vbox), take these steps to solve the issue: [Read more…]
Windows 7 Error: New bad clusters were found on the source volume. These clusters were not backed up. (0x8078007D)
If you’ve encountered Windows 7 Error: New bad clusters were found on the source volume. These clusters were not backed up. (0x8078007D), when running Windows 7 system image backup, there is a simple way to fix the problem. [Read more…]
Windows 7 – How to Disable Windows Media Center
Start menu / Search Box / Type gpedit.msc / press Enter. [Read more…]
How to format large usb key (32-128gb)?
I’ve ran into this problem when trying to FAT32 format 64gb Kingston Usb Key and this is what worked for me [Read more…]
How to Shut down PC remotely using the command line?
Recently I came accross a question on how to shut down a remote computer remotely using only the dos prompt (Win 2k or windows computer with no terminal services installed).
There are basically two ways how to go about it:…
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“An error occurred while trying to share”
I’ve got this error in Windows XP when trying to create a share on one of the folders. There isn’t much on the net regarding this issue, so it took me a while to figure out how to fix it. [Read more…]
Why it takes 30 minutes to delete 0 bytes? (Aka ‘fun with Windows and WinRar’)
First lets say, that I really have nothing against Windows. I like this system. I used some other operating systems and eventually decided to use Windows as my workstation. It somehow works for me. There are better OS for servers and better for graphics maybe, but I still like Windows. Anyhow, this couldn’t stop me from making little fun of Microsoft and WinRar. Well, I’ve heard that apparently NTFS partition has some limits in Ms Windows, where maximum number of files and subfolders within a single folder is something like 65,534. I’ve got onto a journey to test it out :) [Read more…]