Dirk-Jan's log (Page 3)

Upgrade Cisco IOS on the 877W

[https://vleeuwen.net/2012/12/upgrade-cisco-ios-on-the-877w/cisco-logo]Yesterday it struck me I was using a less secure wireless setup [https://vleeuwen.net/2012/12/improve-wireless-security-on-the-877w] while the more secure was just a simple configuration change away. While adjusting the configuration I noticed the software version was pretty dated because my

877W

Improve wireless security on the 877W

[https://vleeuwen.net/2012/12/improve-wireless-security-on-the-877w/cisco-877w-front]I just discovered my three year old Cisco wireless router [https://vleeuwen.net/2009/05/new-isp-new-router] was configured to do WPA encryption instead of the more secure WPA2 version, which is the standard nowadays. WPA uses TKIP (Temporal Key Integrity Protocol) while WPA2

CLI

VirtualBox snapshots using the CLI

[https://vleeuwen.net/2012/10/virtualbox-uuid-mismatch/oracle-virtualbox-logo]This is how I use the VirtualBox snapshot option on my headless server. I use this feature for creating a restore point for a critical mail server upgrade I will soon post about. Because I will use this option more often it comes

Bash

Bash autocompletion for ssh and scp

[https://vleeuwen.net/wp-content/uploads/2012/11/gnu.png]Bash autocompletion is really something you can get used to very quick if *nix is part of you daily routine. It comes with a ton of auto complete features, but one of them really stands out. It’s ssh and scp

i'm Watch

Updated i'm Watch to 0.6.0

[https://vleeuwen.net/wp-content/uploads/2012/11/imwatch-logo.png]Yesterday I have updated my watch to version 0.6.0. It took 10 minutes to complete. After using the updated watch for a day I can say the promised Bluetooth stability fix turns out well. Before this update the watch

Debian

Sensors on Intel DQ67EP

[https://vleeuwen.net/wp-content/uploads/2012/09/lm_sensors_logo.gif]On my previous board [https://vleeuwen.net/2009/10/a-green-home-server] I was using the information from lm-sensors [http://lm-sensors.org/] for Cacti and phpSysInfo, so after upgrading to a new system board it turned out lm-sensors did not work

headless

VirtualBox UUID mismatch

[https://vleeuwen.net/wp-content/uploads/2012/10/oracle-virtualbox-logo.png]Today I experienced a fine VirtualBox [http://www.virtualbox.org/] error when I tried to start one of my virtual machines. I know it’s not good to run my machines under root privileges, but that’s still something I need

HP

i'm Watch and webOS

[https://vleeuwen.net/wp-content/uploads/2012/10/imwatch-color-white.jpg]Yesterday I received my long awaited new watch. This is a i’m Watch [http://www.imwatch.it] color watch. The i’m SPA company claims that this watch is the first real smartwatch in the world. This watch uses a

Appliance

Upgrading to Zimbra Appliance 8

[https://vleeuwen.net/wp-content/uploads/2012/09/icon_zcs_8_appliance.png]After doing some testing on the recently released Zimbra Appliance version 8 I decided it was good enough to make the step from my current Zimbra Appliance running version 6.0.14 [https://vleeuwen.net/2012/01/zimbra-and-webos]

Debian

Downgrading Debian package

It is very rare upgrades of Debian stable break functionality. It happened recently with asterisk, so my PBX was out of service. Due to bug #688053 [http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=688053] I had to rollback the asterisk packages to restore service. This is how I proceeded,

Aladdin

Install Aladdin eToken on Ubuntu 12.04 LTS

[https://vleeuwen.net/wp-content/uploads/2012/08/eToken-Aladdin.jpg]Today I did a new install on my workstation at work going from Ubuntu 10.04 LTS to Ubuntu 12.04 LTS. I am using a Aladdin eToken which comes with proprietary software. Because the previous version of the software was

Navigation

Toyota Touch & Go explained

[https://vleeuwen.net/wp-content/uploads/2012/08/toyota-logo.png]There have been some questions about the physical Toyota Touch & Go unit in the comments of earlier blog posts. Those questions are already answered, but it’s nice to see how the system physically looks like. There is also a

Eden

XBMC Trakt addon issue

[https://vleeuwen.net/wp-content/uploads/2012/07/xbmc-logo.gif]As a long time XBMC [http://xbmc.org/] user I never had any issues, so I was a little bit disappointed because it won’t startup anymore. After an hour of digging it appears that I had disabled and uninstalled the

amdu

Oracle ASM lifesaver

[https://vleeuwen.net/wp-content/uploads/2012/06/oracle-logo.gif]I had a very nasty experience with Oracle ASM recently. A long story short, ASM crashed on both our RAC nodes when removing a corrupted archive file on file and incarnation number (removing it on it’s name didn’t work)

Citrix

Unattended icaclient installation

For a new project we need to build Linux workstations with Debian. One of the wishes is to have a Citrix Receiver installed, so we created a nice install script, but the EULA agreement is not very helpful in an unattended install. echo "icaclient icaclient/accepteula boolean true"

877W

Intermittent WiFi signal

[https://vleeuwen.net/wp-content/uploads/2012/06/wifi.jpg]I experienced a intermittent WiFi signal lately on multiple devices. Since I haven’t touched my router configuration [https://vleeuwen.net/2009/05/new-isp-new-router] for a while it had to be something different. Some time passed before I realized it could

Navigation

Touch & Go map outdated

I’m using the Toyota Touch & Go system for the past 2 months. Being a happy user I have one remark on the product, which is the navigation map. Toyota says the following on their website “Did you know that 20% of the roads change every year? With up-to-date

changelog

Toyota Touch & Go

[https://vleeuwen.net/wp-content/uploads/2012/04/touchandgo.png]Today I have upgraded my new car’s infotainment system firmware. It is nice to see frequent upgrades, but there is no change log whatsoever. So I decided to have a close look at the actual image file. This image appears

ASM

Oracle 11g ASM disk discovery

During the installation of Oracle 11gR2 on Red Hat Enterprise Linux 5 I stumbled upon a incorrect default setting for ASM disk discovery when using ASM lib. The discovery path is set to ‘/dev/raw/sd*’, which is incorrect because ASM lib creates the devices under ‘/dev/oracleasm/disks’. [https:

HP

Zimbra and webOS

[https://vleeuwen.net/wp-content/uploads/2012/01/zimbra-logo.jpg]I would like to share my experience with webOS in combination with Zimbra Collaboration Suite. For the past two years I’m using Zimbra Open Source edition and I am pretty satisfied with it. It handles my email, contacts, calendar and

Debian

Server upgrade

[https://vleeuwen.net/wp-content/uploads/2012/01/intel-dq67ep.jpg]This week I decided it was time to upgrade my home server. The main reasons, lack of 64-bit support and virtualization technology (VT-x) in my existing setup [https://vleeuwen.net/2009/10/a-green-home-server]. The performance gain was also a nice side

OpenStreetMap

Why need Google or Bing maps if there isOpenStreetMap [http://www.openstreetmap.org/]? Today I was running with my GPS enabled phone recording my route and thought how to share and display my route. I came across a mapping project called OpenStreetMap which is a map like Google maps, but

safe

Search safely with ixquick

[https://vleeuwen.net/wp-content/uploads/2011/09/ixquick-logo.gif] Ixquick [https://ixquick.com] claims to be the only search engine that does not record your IP address. According to Wikipedia [http://en.wikipedia.org/wiki/Ixquick], “Ixquick is a metasearch engine based in New York and the Netherlands, and has

HP

HP TouchPad is here to stay

Today I have received my HP TouchPad I have waited for. This is a new tablet from HP with the same form factor as the well known iPad. The greatest difference between them is the operating system. HP acquired Palm for it’s advanced webOS. With features like true multitasking,

Red Hat

SCOM 2007 and RHEL6

Cumulative Update 5 for System Center Operations Manager 2007 R2 brings support for Red Hat 6. This update is release on August 4, 2011. Red Hat Enterprise Linux 6 was release on November 10, 2010. So Microsoft managed to put out an update with support for RHEL6 9 months later.