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    • How to Change an IP Address on Solaris

      How to Change an IP Address on Solaris

      To change an IP address on a Solaris system immediately, use the `ifconfig` command. The syntax for `ifconfig` is: ifconfig <interface> <ip address> <netmask> <broadcast address> If the user does not know his/her network interface names, he/she should use the `ifconfig -a` command to list all of the available network interfaces. Permanently Change an IP

    • Where to Get a Unix Emulator

      Where to Get a Unix Emulator

      It is very useful to have a Unix emulator installed on your machine to serve as a tool for learning how to use Unix and getting used to its environment. Once you are familiar, you can go ahead and install a full version of Unix. The best Unix emulator for your needs is Cygwin (pronounced

    • How to Change a Unix Password

      How to Change a Unix Password

      To change your Unix password, use the `passwd` command. ¬†Unless you are the “root” user, you will need to know your current password to set a new one. ¬†If you have forgotten your current password, you will need to contact the “root” user to have your password reset. Here is an example of the user

    • Linux Restricted Shell

      Linux Restricted Shell

      The idea of a restricted shell first arose in the Unix operating system in order to prevent the end-user from doing as many operations as a normal shell allows. A restricted shell lets the administrator control the end-user’s computing environment by only permitting explicitly used commands to be used. The Linux restricted shell (rssh) is

    • UMASK

      UMASK

      umask is a Unix shell built-in command that automatically sets file permissions on newly created files. The umask command can be confusing to use because it does work as a mask. In other words, the user sets the permissions that he/she does not want in the umask. To calculate permissions that will result from specific

    • Unix File Permissions

      Unix File Permissions

      Unix file permissions are based upon an octal code. Unix file permissions are stored in a ten character array. The first character of the file permissions stores the file type. The standard file types are: Character Meaning – Plain file d Directory c Character device b Block device l Symbolic link s Socket = or

    • Where to Find a Unix Tutorial

      Where to Find a Unix Tutorial

      Unix has many dedicated fans who have written quite a few excellent Unix tutorials for beginning users. Here are a few of the better Unix tutorials: Unix Tutorial for Beginners Unix: The Bare Minimum Introduction to Unix commands Unix Tutorial UNIXhelp for Users Unix Tutorial and Command Reference Unix Tutorial

    • How to Change a Hostname on Solaris

      How to Change a Hostname on Solaris

      Solaris makes it unreasonably difficult to change an installed server’s hostname. To change the hostname on a Solaris system, edit all of these files: /etc/hosts /etc/nodename /etc/hostname.* /etc/inet/ipnodes When file editing is complete, reboot the server to test the changes and ensure that they operate correctly. Note that changing the hostname only changes the name

    • Restricted Shells

      Restricted Shells

      A restricted shell is a Unix shell that has been modified to allow the Unix shell user to do fewer things than a normal shell would allow him to do. It may allow the user to run only certain programs. It may stop the user from changing directories. Many sites run their own restricted shells

    • How to Setup a Linux File Server

      How to Setup a Linux File Server

      One way that a small business that requires a file server can save thousands of dollars per year is to set up a Linux file server. Linux is an open source software platform that, in many ways, is just as good as or better than other types of platforms including Microsoft and Sun. Small businesses

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