When you use IPTables to create a firewall for your company's Web server, one way to prevent certain users from accessing the server is to block their IP addresses. Use the "iptables" command to ...

Ever wondered what the Linux ip command might be able to do for you? Maybe you're just getting into Linux terminal work or network management. Let me walk you through some basic examples of the ip ...

Hi, I'm using Slackware 9 for a file server (SAMBA) and I need to lock down this PC. A lot of ports are open that I don't know how to close. Also, there is no firewall working.<BR><BR>The ports open ...

I use a program from analogx.com called "PortMapper" to map incoming connections to another computer.<BR><BR>I'm trying to redirect port 443 on 192.168.1.10 to port 443 on 192.168.0.200. With the ...

Using bash aliases in Linux can save time and having to remember complex commands - and it can be fun, too. Want to get work done a little faster, spend less time remembering commands and maybe even ...