#5, First Floor, 4th Street , Dr. Subbarayan Nagar, Kodambakkam, Chennai-600 024 pro@slogix.in

Office Address

  • #5, First Floor, 4th Street Dr. Subbarayan Nagar Kodambakkam, Chennai-600 024 Landmark : Samiyar Madam
  • pro@slogix.in
  • +91- 81240 01111

Social List

How to run CoAP applications in contiki cooja simulator?


To know about how to run COAP application simulates in contiki cooja network simulator tools.

Open the Contiki OS with Vmware workstation. And login into contiki user password: user.
Now open the terminal in contiki desktop and make the right directories to run the cooja simulator tools.

Cmd: cd contiki/ tools/ cooja --> press enter

ant run --> enter

After successful execution of above command. make file will build automatically and then Contiki Cooja Network simulator application tool will appear. It’s a blue color terminal.
Open file menu on cooja and create new simulation with random seeding
it will auto-generate the seeds for every time reload the simulation.

File -new simulation (or) (ctrl+ n).

click -New random seed on reload option.

click -Create .


After click the create option number of tabs will appear in terminal it is basic necessary to simulate applications.Open motes menu >> add motes >> create new motes type >> sky

Three files are necessary to run CoAP applications. In order to create the motes,

i. border- router.

ii. er-example-server.c

iii. er-example-client.c

To create border router motes

Choose the file in location >> compile >> create >> Add motes.


To create server motes.


Choose a file location >> compile>> create >> choose sever

count(optional)>> Add motes.


To create client motes .


Choose a file in location >> compile >> create >> choose client

count(optional) >> Add motes.


Now connect the serial socket server in border router.

In cooja, network terminal .. View menu -choose the options you want,

For example: mote Type, mote ID’s, radio traffic, ...

Left click on border router motes >> choose: mote tools for sky1 >> serial socket(SERVER).

New tab will appear click : start -> now the default port will listen.

open one more command terminal and set directories to this location:

Cd contiki/ examples/ ipv6/ rpl-border-router/

Make connect-router-cooja the server will be connected to router.