It is difficult to start all guest servers whenever the Xen server (Host) restarts. Sometimes the Host Server restarts are unplanned. Services (guest) will be unavailable after restarts. This can be solved by enable feature called “Auto-Start”. Follow the steps to enable this option in Xen Server. Open your Xen – Center Go to the [...]

Error : The terminal server has exceeded the maximum number of allowed connections We have explained the command to reset the remote desktop connections from a windows 7 PC,  As you know windows RDP client will give an error if multiple users are connected through terminal service. Its including console access. In critical situations we [...]

Linux maintains a record of a various logs that helps a administrator to keep track of important events including system error messages, system startups, and system shutdowns. The logs are in ASCII text format and hence can be viewed with a text editor. The centralized logging is provided by two daemons are syslogd and klogd. [...]

CTRL+ATL+DELETE will be the most commonly used shortcut key when we work on windows . Watch out that you never use this key (CTRL+ATL+DELETE) on linux server. The default Linux installation treats CTRL+ATL+DELETE command to immediately reboot the Linux system without any warning signals. To avoid this to happen we need to edit  the inittab [...]

Error : The terminal server has exceeded the maximum number of allowed connections Windows servers can establish only two remote desktop connections simultaneously. But if the session is in Disconnected mode ( If its close without log off  ) you can access this session again. But if any two sessions are logged in you cannot [...]

An Electronic Mail that you all know is a better and fastest mean of communication.To implement intuitive , efficient and useful Emails we need to control spams / virus mails. For a mail administrator its too much tough to control spamming mails. There are many organizations like SpamHaus which help in controlling spams. By watching the [...]

Documentation is always tedious task for system administrators, especially there are 50′s and 100′s of servers. Recently I planned to document all my servers. After a long search I reached SYSID site, it is an open source, nice VB Script and python script for creating  decent looking documents,   It is very nice to document windows [...]

In our previous article we explained the steps for windows. Here you can find the steps to identify the service running in a port on linux . Here we used commands “fuser” and “PS”. I am using apache2 web server  on port 80. Replace your port number with 80 (my example with port 80 ) [...]

Most of the applications are using standard ports, some cases user or application will assign different ports for the application. For example Port 80 is the default port for IIS, if you are trying to start a different web applications it will say error message like “port 80 already in use” . Or you start [...]

Here is the step by step Installation procedure of a Syslog Server.  Here I Used Debian platform.  If you are in a different platform please check your file names and path.