I was on my way to work this morning driving west on the 407 in Richmond Hill. As I got towards Leslie Avenue, a mid size green coloured card speed down the ramp from Leslie onto the 407. The car…
How to backup and compress a folder in one step, using tar and gzip.
If disk space is limited on your Linux or Unix server and you wish to backup a folder or file that is larger than the available free space. Then creating a compressed archive in one step may be the only…
How to change Red Hat Linux to boot to command line mode from Gnome.
Changing the default runlevel of the Red Hat Linux server can switch the bootup from Gnome to command line mode. You can make the changes consitent by editing the /etc/inittab file. Change the line id:5:initdefault: to id:3:initdefault: The number 5…
How to upgrade or downgrade ScreenOS using either the WebUI or CLI
I tried uploading the Juniper 5GT screenOS file name ns5gt.6.2.0r2.0 via the WebUI interface. But it kept failing with the error message “File too big or empty”. I then had to upgrade the screenOS or firmware through the command line…
Gnome desktop will not start via the Red hat Linux server console.
I received an error when loggin onto the Gnome desktop via the server console. The server is running Red Hat Enterprise Linux ver 4. I’m able to logon to the server via the command line without any issue. All services…
How to install and initialize telnet on Red Hat Enterprise Linux or Fedora Core Linux.
Telnet is a very old communication protocol, it is not secure because the password authentication is transmitted in clear text. SSH is a secure protocol and is the replacement for telnet. Red Hat recommends that you use SSH to connect…
