This section describes the functionality of the router simulator module.
Screen-shot of the Router Simulator is given below:
"Save Config" button is used for saving the
network configuration for later use. On selecting this
button, you will be prompted for a filename under which the
current configuration of the network has to be saved.
By default this file is stored under "User" directory.
The figure below shows the dialogue box used for saving the current Configuration.
Device console is used for entering the commands. Start
the console by giving a "carriage return". To begin with,
a user prompt is displayed. You can use appropriate commands to practice
as given in the supported commands
3. Load Config:

Load Config button is used to open the saved Configuration file.
Below figure shows the dialogue box for opening the Existing Configuration File.
4. Network Diagram:

Clicking the N/W Diagram button displays the network diagram you are currently working on.
To select a Device click on the device list drop down box and select a
Device. After selecting click on "Select & Exit" command button.
5.Supported Commands:

Clicking this button gives router commands that are supported at this time. Please note
that the commands provided here can only be supported by the Router Simulator. If you type
any other command, "command error" response will be displayed.
6. Exit:

Clicking this Button moves control to the main Screen.