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How to Add the Extra Fields in DIO Packets in RPL Using Contiki Cooja Simulator?

Add the extra fields in DIO packets in RPL using contiki cooja simulator

Cooja Simulator Sample for Adding the Extra Fields in DIO Packets in RPL

Description:

   To know about how to add the extra fields in DIO packets in rpl using cooja network simulator.

Step-1

   open a file at location

   Home/user/contiki/core/
net/rpl/rpl-icmp6.c

   Here the dio messages are
handling function dio_input().
We can add here the extra option
to the basic DIO message format.

Step-2

   For example added in
dio packets

In dio_input() function

Process the dio base option
Step-3

home/user/contiki/core/net/rpl/rpl-private.h

Added and received the packets
Step-3

   run the cooja simulation
and check the output.

run the cooja simulation
Output
Get the output