Online Help

Create a new net

Purpose: Creates a new net. Everthing you have drawn will be deleted.
  1. select the menuitem "File - New"
  2. if the drawing area isn't empty the following warning dialog will appear and you have to confirm the operation.


Insert a router

You have two possibilities:

  1. click with the right mouse into the drawing area and select "Insert Router"
  2. select the menuitem "Insert - Router"
    and then click into the drawing area


Change the name of a router



Add or delete interfaces to a router

Each router can obtain four interfaces. By default a router has one interface at the south-position.




Change the ip address of a router's interface(s)



Edit the routing table of a router

Purpose: That a package can find his way through the network you have to complete the routing table of all routers. If you want, you can copy a routing table from another host or router, which saves you alot of work. You have the possibility to copy a routing table from another network component.

Insert a host

You have two possibilities:

  1. click with the right mouse into the drawing area and select "Insert Host"

  2. select the menuitem "Insert - Host"


    and then click into the drawing area



Change the name of a host



Change the ip address of a host



Edit the routing table of a host

Purpose: That a package can find his way through the network you have to complete the routing table of the host. A host has only one entry, so only change the gateway and the netmask of the existing entry. If you want, you can copy a routing table from another host or router, which saves you alot of work. You have the possibility to copy a routing table from another network component.

Connect two network components

Purpose:

You want to connect a host to a router's interface or a router's interface to another router's interface.

It is not possible to: How to do it:

Simply connect to components with drag and drop, start with one component's blue surrounding and drop by the other's surrounding. If the component is a router, make sure the connection starts from a valid interface.





Delete a connection between two network component

click with the right mouse onto the connection and select "Delete".





Start the animation

You want to see, how a package goes through the network? Make sure you haven't forgotten a point mentioned below and then click on "Start"

on condition that you have: you can start the animation.

Stop the animation

Click on the button "Stop"



Step by step through the animation

Purpose: Use the button "Step" instead of "Start", in case you want to observe how the animation goes through the routing table entry by entry. Every time you want to make the next step, click on the button "Step".

To switch back to a continuous animation, click on the button "Continue".

on condition that you have: you can step into the animation.

Speed up or slow down the animation

Purpose: You can define how fast the animation goes through the routing table.
  1. enter a valid number (integer) into the field "Speed"
  2. confirm with the button "Set"

Attention: a high number slows down the animation

Example of a network

You can use a working network by selecting an entry from the menu "Demo". To start the animation follow the intruction under Start Animation or Step Animation