Red Hat issued an update version of Linux operating system core called kernel that plugs various security holes for RHEL 5.x. This update has been rated as having important security impact. All users are advised to upgrade kernel package.
You can simply monitor your remote system hosted some remote IDC. There may be tons of causes for which system goes out the network. Understanding ping command ping is one of the basic and nifty command to test network connection. For example you can send 4 ping request to cyberciti.biz with following command: $ ping […]