Archive for August, 2007

Alignment Errors

Thursday, August 30th, 2007

Alignment errors are caused by misaligned reads and writes. For example, a two byte read where the memory address is not an even multiple of two bytes is an alignment error. Alignment errors are caused by a software bug.
Troubleshooting Spurious Accesses, Alignment Errors, and Spurious Interrupts
To make it a bit more practical, take a look [...]

Passed Cisco ARCH 641-871 exam.

Monday, August 27th, 2007

Can’t wait to do the next one. Seems like this journey never ends. But I like it anyway.
Today, I just passed Cisco ARCH 642-871 (Designing Cisco Network Architectures). I was using CCDP Self-Study: Designing Cisco Network Architectures (ARCH) (ISBN-10: 1-58705-185-0; ISBN-13: 978-1-58705-185-2) and believe me, it was like doing CCDA, full of stuff to memorize.

Guy Sebastian is taller, stronger, better.

Sunday, August 19th, 2007

It was a cold Sunday afternoon while we went back from lunch. The day was coloured grey with rain. Driving closer to home, the radio played Taller, Stronger, Better by Guy Sebastian. It was always nice to listen to his music as it always contains good message.

iMac now with Core 2 Extreme.

Wednesday, August 15th, 2007

On 7 August 2007, Apple announced several new products such as iMac, Mac Mini, iLife ‘08, and iWork ‘08. I didn’t really paying much attention on the new iMac. Apparently, It is now equipped with 2.8GHz Core 2 Extreme. These graphs show quite significant performance increase.

Passed Cisco QOS 642-642

Sunday, August 12th, 2007

Passing Cisco QOS 642-642 exam yesterday, 11 August 2007, makes me thinking that I’d actually been wasting my time for more than half a year by not studying nor doing any exam. It was like having my life stopped by the time I got a new job and suddenly it changed my expectation and perspective [...]

Kitty Katty Cat.

Friday, August 10th, 2007

What’s the main different of Cat 5, Cat 6, Cat 6a, and Cat 6e? It’s using wire that capable of using 100Mhz, 250Mhz, 500Mhz, and 625Mhz frequency, respectively. For details, read these links
An Overview of 10GBASE-T or ‘Why we need Cat6a as well as Cat6′ and Category 6 cable

Yeah, I know what a switch is!

Sunday, August 5th, 2007

Me: Hi, My name David from XXX, I received a call from Helpdesk that you’re having problem with your network.
Client: Yes, our computer is not working.
Me: Ok then, can you check your switch Cisco …
Client: Yeah, I know that
Me: (Waiting on the phone)…
Client: Yes?…
Me: Can you reboot the switch…
Client: Yes, I’m rebooting it… (mumbling… CTRL [...]

Describe yourself!

Friday, August 3rd, 2007

I’ve been having trouble writing About-Me on my current and previous website. I can also remember that for several seminars that I’ve attended, I’ve been having the same problem.
Now, I’m currently reading a book which ask me to describe myself and I’m still having difficulty about it. I don’t know who I am!
Do you know [...]

Changing Default Application in Mac OS X

Friday, August 3rd, 2007

What happened if you just downloading your favorite application and want to change the default application to open particular file? For example, I just downloaded Smultron, a text editor, to replace Mac OS X default text editor application, TextEdit.