How to send continuous packet from CoAP client to CoAP server through Border Router or without it?

In my research work, I have to send the continuous packet from CoAP client to CoAP server. I am using Cooja Simulator and er-rest-example for my simulation. I am only able to send the packet when...

02 March 2018 1,682 6 View

I want to know How to find queuesize in cooja?

I am working on congestion control in contiki. I have already create network but for that I need to know queuesize of particular node or in particular on border router. I need help for the...

02 March 2016 2,292 2 View

How to change Mobility Model in Cooja?

Hello, I am working on Mobility in RPL. Default mobility plugin give RWMM. I want to compare different mobility model. How to change mobility model in plugin? Thanks Vishal

09 October 2015 3,225 0 View

Can anyone share a streaming protocol in IoT?

I would like to knnow that: Is there any streaming protocol available in Contiki OS/ Cooja Simulator? I want to test video streaming application in IoT using simulator. I am waiting for your...

09 October 2015 1,625 3 View

Where to handle Congestion Control in IoT?

01 January 1970 8,298 11 View

What is the Difference between Congestion Control in IoT and Congestion Control in WSN?

Hello, I am working on Congestion control in IoT. During literature study I have a doubt that How congestion in IoT is differ from congestion in WSN. Is there any survey paper or article related...

01 January 1970 7,703 7 View

Congestion control in MQTT?

Hello, I am working on congestion control in IoT. I have found that CoAP is able to handle it. It works on UDP. I have some question about MQTT. 1) Can MQTT able to handle congestion? If yes,...

01 January 1970 6,171 7 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

Arena simulation - how do i model the following model in ARENA (see description) (new to ARENA)?

Hello, I'm fairly new to ARENA and I have the following problem: I have two queues in which, in each queue, a different order type arrives (both having an arrival rate of exponential 10). Order...

02 March 2021 2,431 3 View

How to code open-ended questions in SPSS?

Hello all, In SPSS I am going to code 2 open-ended questions. I have already read all the answers and I made a list of the most important categories to which I can code the answers. This question...

02 March 2021 1,757 4 View

Why are the velocities so high in my Boussinesq approximation Fluent simulation?

Hello, I have a mechanism where air rises due to convective flows. In this simulation, nothing is driving the air except this. I understand that the Boussinesq approximation only works for small...

02 March 2021 4,910 3 View

Why the results when using wall thickness and when using shell conduction are different in ansys fluent?

Actually, I am running cfd simulation for a heat exchanger which has two fluids one hot and other one is cold fluid. there is a solid domain between them, which I removed and instead I have used...

01 March 2021 9,537 2 View

Joint behaviour in Abaqus is not captured well?

I am working on roof joint and trying to simulate the behaviour in Abaqus. I am successful in running the model but the final graph does not follow the experimental curve in the negative direction...

01 March 2021 6,661 3 View

In Molecular Dynamics Simulation, how do I make changes to the force field according to my protein?

Hi In Molecular Dynamics Simulation, how do I make changes to the force field according to my protein? I got this error in the add-ion stage: Fatal error "./ amber99sb-ildn-HHH.ff / force...

01 March 2021 8,747 4 View