Internet of Things (IOT), Wireless Sensor Networks, 802.15.4
How to Configure Mobile Sink in NetSim?
In Wireless Sensor Networks (WSNs), a mobile sink refers to a device that can roam and gather data from sensor nodes. Unlike sinks that remain fixed, mobile sinks have the advantage of movement making them valuable for data retrieval in large or ...
Simulating simple DDoS attacks in an IoT Network in NetSim
Applicable versions NetSim Academic NetSim Standard Netsim Pro Applicable Releases v13.3 v14.0 A DOS (Denial of Service) attack in IoT (Internet of Things) involves overwhelming a device or network with traffic in order to disrupt its normal ...
IoT running RPL over Zigbee: Reasons for low packet delivery ratio (PDR)
Applicable versions NetSim Academic NetSim Standard Netsim Pro Applicable Releases v11 v12 v13 Given below are some 802.15.4 (ZigBee) protocol functionalities relevant to this analysis. At a transmitter (source node or intermediate node), when a ...
Why does throughput remain constant for different video codecs in WSN/IoT simulations?
Applicable versions NetSim Academic NetSim Standard Netsim Pro Applicable Releases v11 v12 v13 Firstly, it is essential to understand the following limitations of the ZigBee protocol in the WSN/IoT network. ZigBee supports very low data rates. The ...
Energy Calculation in Wireless Sensor Network
Applicable Versions NetSim Acad NetSim Standard NetSim Pro Applicable Version v13 NetSim has a dedicated power model for Sensor nodes that are part of WSN/IoT networks. The power model is user-configurable and can be found in the ZigBee Interface ...
How to visualize the RPL DoDAG in NetSim IoT simulations?
Applicable Versions NetSim Academic NetSim Standard NetSim Pro Applicable Releases v14.0 Introduction Users have the capability to visualize the Directed Acyclic Graph (DAG) structure in an Internet of Things (IoT) Routing Protocol for Low-Power and ...
How can I make a node wait for a particular time and then change its rank in RPL protocol?
Applicable versions NetSim Standard NetSim Pro This can be achieved by adding delay during the network out event based on the type of control packet. 1. Open NetSim source codes through Visual Studio IDE by going to Your Work-> Workspace options-> ...
Why doesn't a malicious node attract other nodes when mobility is introduced?
Applicable Versions NetSim Standard NetSim Pro Applicable Releases v12.2 v13.0 A malicious node in the sinkhole attack implementation will be able to attract a legitimate node only if the following conditions are met: 1. Malicious node is within the ...
How to model buffer overflows in sensor nodes in NetSim?
Applicable Versions NetSim Standard NetSim Pro Applicable Releases v13 The sensor nodes in NetSim WSN/IoT modules have an infinite buffer by default and hence buffer overflows will not occur. However, if you wish to model buffer overflows, it can be ...
How can I view the energy consumption in the sensor nodes using NetSim Packet Animation?
NetSim has a dedicated power model for Sensor nodes that are part of WSN/IoT networks. The power model is user-configurable and can be found in the ZigBee Interface properties of the Sensor nodes. The default settings are as per the Reference ...
How to add new modes of energy consumption in NetSim IoT/WSN/MANETs?
` Applicable Versions NetSim Standard NetSim Pro Applicable Releases v13.0 NetSim features an inbuilt energy model in networks such as WSN, IoT, MANET and VANET. Users can configure various parameters associated such as the initial (battery) energy, ...
How can I implement fog computing in NetSim IOT?
Applicable Versions NetSim Standard NetSim Pro In terms of simulation, fog computing essentially translates to having compute capability at the edge (or) at the intermediate devices. In this example we have a sensor network from which sensed data is ...
How to get RPL child list for an IoT network in NetSim?
Applicable Versions NetSim Standard NetSim Pro Applicable Releases v13 RPL log file contains RPL protocol-specific information related to control message exchange, time stamps, ranks computed, parent selection, siblings list, etc. The child list can ...
How are the parent nodes selected by the child nodes in RPL? What if multiple parent nodes have the same rank?
Applicable Versions NetSim Standard NetSim Pro Applicable Releases v12 v13 The Parent selection routine in RPL protocol is part of the choose_parents_and_siblings() function present in the Neighbor.c file in the RPL project When there are two or more ...
Why are there single packet collisions in MANET/ WSN?
In networks like Mobile Ad-hoc Networks (MANETs) and Wireless Sensor Networks (WSN), under certain conditions, there is a likelihood of packet collisions. There are different routing protocols used in these networks like Dynamic Source Routing (DSR), ...
How to modify the ZigBee/805.15.4 PHY chip rate, frequency, and modulation in NetSim?
Applicable Versions NetSim Standard NetSim Pro Applicable Releases v12 v13 NetSim's 802.15.4 implementation runs on a 2 MHz channel, utilizing spread spectrum communication over a chip-stream of 2 million chips per second. In this chip-stream, 32 ...
Combining IoT and 5G networks/protocols in NetSim simulations
Applicable Versions NetSim Standard NetSim Pro TABLE OF CONTENTS Objective Infographic NetSim Scenario Network Configuration Application Configuration Configuration File Structure Performing Simulation via command-line interface Analyzing results and ...
Error in Dynamic Clustering in WSN. Crashes at 0%.
Applicable Versions NetSim Standard NetSim Pro Applicable Releases v12 v13 The following message i.e NetSim Crashing at 0% displayed while running Dynamic Clustering Simulation interfacing with MATLAB. Reason This could be because of following ...
How to get energy harvesting metrics in the results window?
Applicable Versions Netsim Standard Netsim Pro Applicable Releases v11 v12 v13 NetSim has a dedicated power model for Sensor nodes that are part of WSN/IoT networks. The power model is user-configurable and can be found in the ZigBee Interface ...
Adding new nodes after some time in RPL based IoT networks in NetSim?
Applicable Versions NetSim Standard NetSim Pro Applicable Releases v12 v13 New nodes can be added anytime during simulation by modifying the source codes. One way of achieving this behavior is to set the radio state of the devices which you want to ...
How to access the neighbor list of RPL nodes in NetSim IoT?
Applicable Versions NetSim Standard NetSim Pro Applicable Releases v11.1 v12 v13 Each RPL node maintains a neighbor count and neighbor list. The neighbor_list and neighbor_count variables are defined as part of the stru_rpl_node structure in the ...
Can you provide information about the Trickle Timer in NetSim RPL ?
Applicable Versions NetSim Standard NetSim Pro Applicable Releases v11.1 v12 v13 The Trickle algorithm implemented in NetSim is as per RFC 6206. The trickle parameters associated with each RPL node is declared in the structure stru_trickle, which is ...
How to view a node’s Rank, Parent and Sibling in RPL based IOT simulations?
Applicable Versions NetSim Standard NetSim Pro Applicable Releases v11.1 v12 v13 RPL log file contains specific information related to RPL protocol, such as control message exchange with time stamps. Additional information related to ranks, parents, ...
How to implement Objective Function One (MRHOF) for RPL Protocol in NetSim IoT?
Applicable Versions NetSim Standard NetSim Pro Applicable Releases v12 V13 References: https://tools.ietf.org/html/rfc6719 The RPL specification describes constraints on how nodes select potential parents, called a parent set, from their neighbors. ...
How to pass parameters from NetSim Code to Python Code during Simulation?
Applicable Versions NetSim Standard NetSim Pro Applicable Releases v13 v14 NetSim allows users to interact with the simulation at runtime via a socket or through a file. The Real-Time Interaction option in NetSim, lets the NetSimCore.exe (server) ...
How to implement Objective Function Zero for RPL Protocol in NetSim IoT?
Applicable Versions NetSim Standard NetSim Pro Applicable Releases v12 v13 Reference: https://tools.ietf.org/html/rfc6552 The RPL specification describes constraints on how nodes select potential parents, called a parent set, from their neighbors. ...
Configuring access control lists (ACL) in NetSim through python based socket interface?
Applicable Versions NetSim Standard NetSim Pro Applicable Releases v14 NetSim provides a TCP socket for establishing connections with a socket program or application written in any programming language. The connection remains active until terminated ...
How does the wireless link quality impact RPL rank calculations in IoT?
Applicable Versions NetSim Standard NetSim Pro Applicable Releases v12 v13 In NetSim's implementation of the Routing Protocol for Low-Power and Lossy Networks (RPL), compliance is maintained with RFC 6550. This standard specifies that "Rank" serves ...
How to connect Adhoc links in NetSim IOT/WSN/MANET scenarios?
Applicable Versions NetSim Standard NetSim Pro Applicable Releases v11 v12 v13 Ad hoc links are used in NetSim to visually represent the connection of devices on an Ad hoc basis. Connecting Adhoc links is a two-step process. 1. Click and drop the ...
Wireless Body Area Network (WBAN) application. Reading sensor measurements from a csv/xl file
Applicable Versions NetSim Standard NetSim Pro Applicable Releases v13 v14 In this example, we explain the simulation of a Body Area Sensor Network/ IoT Healthcare application based on real data. Multiple sensors in the real BAN measure various ...
What are the known issues with COAP in NetSim?
Applicable Versions NetSim Standard NetSim Pro NetSim Acad Applicable Releases v12 COAP MULTICAST RESPONSE parameter which can be set to TRUE or FALSE is not implemented. MULTICAST COAP is not supported COAP ACK Required parameter if set to true ...
How to see the impact of fading in a NetSim WSN simulation?
Applicable Versions NetSim Standard NetSim Pro In NetSim ZigBee protocol which is part of WSN/IoT networks, the fading model is not factored in for received power calculation. However, underlying source codes can be modified, if you want to see the ...
Energy/Power model in NetSim WSN/IOT
Applicable Versions NetSim Acad NetSim Standard NetSim Pro Applicable Releases v11 v12 v13 The different currents available in the Sensor Battery model are (i) Transmit-Current (ii) Receive-Current (iii) IdleMode-Current, and (iv) SleepMode-Current ...
Functional Overview of 802.15.4
Superframe Beacon enabled and beacon disabled mode. In beacon enabled mode NetSim supports slotted CSMA/CA with Active & Inactive Period (controlled by Beacon order and super-frame order parameters) GTS is not implemented Data Transfer Model Device ...
How do I connect a sensor network to external devices such as router, switch etc?
This can be done using IoT network module in NetSim. The WSN / Zigbee network would consists of sensors running 802.15.4 in MAC / PHY and RPL / AODV in L3. This can then connect to an externeal network having routers, switches via the 6LoWPAN ...
What is behind the traffic generation for IoT devices? Do NetSim's algorithms mimic real IoT?
The traffic patterns of a real IoT device can vary widely. There are millions of IoT devices and the traffic generated by these is highly dependent on the device and the environment in which it is used. There are many traffic generation models in ...
How to obtain custom Metrics in NetSim Results Window?
Applicable Versions NetSim Standard NetSim Pro NetSim allows users to add additional metrics tables to the Simulation Results window in addition to the default set of tables that are available at the end of any simulation. This has to be done via ...
How to identify the hop count and route of a packet in NetSim?
Applicable Versions NetSIm Standard NetSim Pro Applicable Releases v11 v12 v13 In NetSim, the route taken by a packet and the hop count can be easily identified using the Packet Trace log file and the Packet Animation. Packet animation enables users ...
How do I plot energy consumption over time for Sensor nodes for WSN/IoT networks?
Plotting Overall Energy Consumption in the Sensor Devices: At the end of any network simulation in WSN/IoT networks in NetSim, a detailed Energy Consumption Metrics is provided as part of the Results Window as shown below: Battery Model Metrics ...
Where is energy consumption (battery model) in NetSim WSN & IoT set/calculated?
NetSim has a dedicated power model for Sensor nodes that are part of WSN/IoT networks. The power model is user-configurable and can be found in the ZigBee Interface properties of the Sensor nodes as shown below: Applicable Releases v11 v12 v13 Energy ...
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