TP2

TP2

• Énoncé https://drive.google.com/file/d/1nS4mk0fHeocC8q4htI4TaQvGp109988l/view

Create the experiment

# I am rich I take four of them
m3-142.lille.iot-lab.info
m3-149.lille.iot-lab.info
m3-150.lille.iot-lab.info
m3-159.lille.iot-lab.info

Do commands now

ssh iotlab # because I have it in my ssh config
wget https://www.dropbox.com/s/p5ezah2b4ke2y74/Files_TP.tar
mkdir tp2
# untar in directory
tar -xvf Files_TP.tar -C tp2

• Get an IP at https://www.iot-lab.info/legacy/tutorials/understand-ipv6-subnetting-on-the-fit-iot-lab-testbed/index.html

# I choose 2001:660:4403:0499::1/64
sudo tunslip6.py -v2 -L -a m3-159 -p 20000 2001:660:4403:0499::1/64
# flash the border router
iotlab-node --flash border-router.iotlab-m3 -l lille,m3,159
# tunslip show print the IP of the border router
# in my case it is 2001:660:4403:499::1657

# flash the http
iotlab-node --flash http-server.iotlab-m3 -l lille,m3,150

# flash the coap
iotlab-node --flash er-example-server.iotlab-m3 -l lille,m3,149


lynx -dump http://[2001:660:4403:499::1657]

   Neighbors
fe80::b089
fe80::1057

   Routes
2001:660:4403:499::1057/128 (via fe80::1057) 1794s
2001:660:4403:499::b089/128 (via fe80::b089) 1793s

lynx -dump http://[2001:660:4403:499::1057]
#    {"Pressure": 3112960}

aiocoap-client coap://[2001:660:4403:499::b089]:5683/sensors/pressure
# 998

time aiocoap-client coap://[2001:660:4403:499::b089]:5683/sensors/pressure
# real    0m0.201s


time lynx -dump http://[2001:660:4403:499::1057]
# real    0m0.327s

COAP is

• faster which is pretty neat
• energy efficient