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Want a first look at Android’s ICS?


Androd’s ICS (Ice Cream Sandwich) release is now released in the latest Distro issue by Engadget.

Details at the link below…

http://www.engadget.com/2011/12/09/engadget-distro-issue-17-takes-a-bite-out-of-android-ice-cream-s/

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Add snow to your website!


Want to add some Christmas cheer to your blog/website?

If you follow the following link and the instructions on it you could add some Christmas lights and Winter-wonderland snow to your website/blog:

http://www.schillmania.com/projects/snowstorm/

Enjoy!

Merry Christmas!

 

 

 

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Sickness


I’ve been been sick since Thursday and it’s the worst. I can pretty much stand being sick except for a sore throat. I hate having a sore throat it just bothers you no matter what you do. Hopefully I’ll be better by this up coming week just in times for finals.

 

Enjoy,

Aaron

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Christmas Time


It’s Christmas time! Gotta love Christmas trees, holly, lights, and of course mistletoe!

I had a great time decorating my apartment this weekend and I could have easily emptied my bank account just buying Christmas decorations at Wal-Mart…luckily I resisted.

 

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TBT


Stands for Taco Bell Tuesdays. Pretty much the only awesome thing about Tuesday evenings is the fact that I get Taco Bell for dinner, other than that the rest of the night is typically annoying.

 

Yay Taco Bell

 

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Hyper-V


Just installed Hyper-V on our Windows Server 2008 R2 intended for use as our virtualization server. We will be hosting our VPN server, our Icinga data center monitor, and our development server which we will use to test any/all software that we will be rolling out in the future.

Hyper-V is something that Microsoft has graciously included in their latest release of Windows Server 2008. What are the advantages of Hyper-V versus Vmware?

Enjoy.

The end.

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Icinga – Showing relationships


As a follow up to Icinga vs. Nagios data center management post, the following is an example of how relationships are configured in Icinga and Nagios’ configuration should also be done similarly. These relationships are important when exploring the “Status Map” section of Icinga/Nagios’ main admin page. It shows how the network is setup(connected) and can make debugging a network related outage much easier than before.

For anyone who has ever had trouble understanding the complexities of associating child relations with parents in Icinga/Nagios hopefully the following example will be of use to you…

 

This can be done by using the “parents” attribute when defining host

Here is an example of this being done:

define host{
host_name       Icinga   ; <– The local host has no parent – it is the topmost host
}

define host{
host_name       Switch1
parents            Icinga

}

define host{
host_name       Web
parents            Switch1

}

 

The following example would show the relationship of the VPN (Virtual Machine) to IHP-FS1 (it’s host):

define host{use             windows-server  ; Inherit default values
host_name  IHP-FS1             ; The name we’re giving to
alias           IHP Webserver   ; A longer name associated
address      10.245.132.100  ; IP address of the host
}define host{
use                windows-server  ;
host_name     VPN                   ;
alias              VPN Server(Virutal machine)     ;
parents          IHP-FS1             ;
address         10.245.132.190   ;

 

You can do the same with any routers/switches/servers/printers

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Software Eval Test Wed.


So I have a mid-term test tomorrow in a class called Software Evaluation. This mid-term is actually after our mid-term break. This will be an especially hard test seeing as many of us has no idea what will be on it. The teacher of this course tends to leave things obscure or completely online lectures. Class time is basically an unproductive time for learning and gaining knowledge because everything is basically online. The whole method is based on the concept of RRISC which is stands for:

  • Requirements
  • Requirements
  • Implementability
  • Supportability
  • Cost

Well I suppose I’ll see tomorrow how this all goes. Luckily we are permitted to omit certain questions on the mid-term which tends to give us all a fighting chance.

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Data Center Management – The Open Source Way


This week brings forth one rather interesting challenge for me both as an I.T. intern and as an I.T. student. Fortunately for me I get to wear both these hats and achieve mutual results in an effort to solve my dilemma. What is my dilemma you say? I’m facing the question of how to provide network/data center monitoring for free.

Free you say? For anyone not in the I.T. field and who doesn’t know the meaning of  ”Open Source” this would a shock. Open Source or free is meaning a software that is made and supported by a community of developers some OSS (Open Source Software) is allowed to by modified to the desire of anyone who would download the source code. Mozilla Firefox is an example of an OSS as it is supported by a developer community and provided to the end user 100% free.

I’m looking for OSS that will allow me to track/monitor servers/routers/switches. It’s useful to tell at a glance (and in many cases receive an e-mail) if a server/service is down. A network map can also be created using such software. The two current contenders are Nagios and Icinga. These two providers are the leaders in the OSS data center management/monitoring field. It will be up to me to decide between the two. Below you can see a diagram of the program structure of these two OSS packags:

Photo: http://www.icinga.org/wp-content/uploads/2010/06/icinga_nagios_architecture2.jpg

Just by viewing this diagram I can see Icinga would clear choice due to their simplistic yet effective program structure. Nagios isn’t considered a well known data center software for nothing though I’m sure many I.T. professionals have their pros and cons about both. It will be up to me to evaluate them and decide on a winner.

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First Official Post


I guess this would be considered my first official post seeing as my previous post is “about me” which is actually mirrored in the “About Me” tab. Tomorrow I have a presentation due in my Unix Systems Administration class. Below is the title slide of my presentation:

I’m really looking forward to this presentation despite the fact that it’s based on some currently deprecated means in respect to Oracles’ VirtualBox

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