[Cisco + Packet Tracer] Building a VLAN Network Using Switch in Packet Tracer

1. Open the Packet Tracer
2. Add a switch and four end devices (PC) to the workspace.

3. Link the router to each PC with copper straight-trough cable.

[Cisco + GNS3] Configuring IOS in GNS3

1. Open the GNS3 Simulator

2. Select Edit->IOS images and hypervisors, a new window appears

3. Under the Settings in IOS images tab, in "Image file", input the IOS image for your router, it should be a .bin file. I can't provide any of those images but you can search Google for "cisco IOS images".

[QT + VTK] Displaying DICOM Series Using VTK Widget and Sliderbar in Qt

This tutorial is a continuation from my previous post about displaying a single DICOM file. To install the VTK library, you should see tutorial how to install VTK library using CMAKE.
1. Create a new "Qt GUI Application" Project in Qt
2. Open the .pro file, add the following items in it:

LIBS += -L/usr/local/lib/vtk-5.10 #folder to your VTK library

LIBS += -lvtkCommon \

        -lvtkRendering \

        -lvtkVolumeRendering \

        -lQVTK \

        -lvtkIO \

        -lvtkFiltering \

        -lvtkgdcm

INCLUDEPATH += /usr/local/include/vtk-5.10 #folder to your VTK include files

[Qt + VTK] Displaying Single DICOM File Using VTK Widget in Qt

To install the VTK library, you should see tutorial how to install VTK library using CMAKE.
Read this post if you want to read a series of DICOM files using sliderbar.
1. Create a new "Qt GUI Application" Project in Qt
2. Open the .pro file, add the following items in it:

LIBS += -L/usr/local/lib/vtk-5.10 #folder to your VTK library

LIBS += -lvtkCommon \

        -lvtkRendering \

        -lvtkVolumeRendering \

        -lQVTK \

        -lvtkIO \

        -lvtkFiltering \

        -lvtkgdcm

INCLUDEPATH += /usr/local/include/vtk-5.10 #folder to your VTK include files

[Qt + VTK] Install VTK with Qt Integration using CMake-GUI (Linux & Windows)

If you already finished installing VTK, let's try the examples to read single DICOM file and DICOM file series.
1. Download Cmake-GUI and install:

• For Windows : http://www.cmake.org/cmake/resources/software.html
• For Linux (Choose one of these): 

1. Open the Synaptic Manager, search for the Cmake-gui then install it.
2. Open terminal, then type apt-get install cmake-qt-gui
3. Download and install it from source: http://www.cmake.org/cmake/resources/software.html