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Microsoft System Center Mobile Device Manager 2008 SP1 is a comprehensive server solution that delivers enhanced on-device security and over-the-air policy enforcement. Mobile Device Manager allows IT professionals to centrally and cost-efficiently manage Windows Mobile 6.1 devices like they do other managed computers, and it gives mobile employees security-enhanced, behind-the-firewall access to confidential information and [...]

This guide will assist you in setting up an rsnapshot backup server on your network. It will briefly explain setting up passwordless logins via SSH for rsync using SSH keys.

As a system administrator, part of your daily duties is to monitor systems for performance and to tune systems where necessary. While there are expensive software products and benchmarking tools that can hone a machine to optimum efficiency, there exist several basic tools within Linux® that permit the knowledgeable system administrator to gather information and use the valuable information to make decisions about where and when to tune a system.

Syncronizing your current date and time is as important as making database backups. Without proper accurate stamped date and time, any backup file with any stamped date on it would be meaningless. Without correct time and date, those scripts that depend on date and time schedule would be executed inaccurately and would give you result [...]

There are lots of storage options and backup destinations to choose from nowadays. Selecting backup storage types is as logical as where to have backup destinations and what is available on ground. There are people who does their backups from real work or several occasions into their external tape and/or zip drive devices, external and [...]

MRTG is basically used for generating graphs to a device, network host, IP-based appliances for monitoring usage, live data and statistics usage. This monitoring software package is not installed by default installation. MRTG is written in Perl and comes for free. MRTG supports several SNMP version and even 64 bit counters. All graphs produced by MRTG are highly configurable and customizable to fit one’s needs. MRTG works on most Linux, Windows and UNIX platform.

Ping command as compared to a new kid’s world is like a new bike, just hit the pedal with your feet and your bike will move forward then. Ping results is more likely provides the same concept of the bike. The ping command result, host reachable or not reachable is what matter most.
As ping command [...]

Rdiff-backup is similar to rsync linux command. Rdiff-backup uses librsync algorithm library file which is also used by rsync linux command,, but rdiff-backup never uses rsync to do its backup functions. Rdiff-backup is also similar to rsnapshots as rdiff-backup creates a backup copy, an actul mirror/clone of the data being back up to a separate remote location, the difference is rdiff-backup creates a statistical file, sessions, and meta data to identify changed data for further incremetal backup operation. Rdiff-backup makes use of ssh connection during the data transfer between source and destination backup host.

Nagios is a fairly complex linux monitoring tool that determines current status of target host or equipment. Two good things about Nagios is that Nagios supports web-enabled administration page and user view-only mode account. The other one is that Nagios’ task can be expanded variably using extended plugins and addons for Nagios.
This blog entry covers [...]

DStat is a versatile replacement for vmstat, iostat, netstat and ifstat. Dstat overcomes some of their limitations and adds some extra features, more counters and flexibility. Dstat is handy for monitoring systems during performance tuning tests, benchmarks or troubleshooting.
Dstat allows you to view all of your system resources instantly, you can eg. compare disk usage [...]