Modeling & Simulation

What code executes when a node is dropped?
When a network is designed the codes that execute are related to the graphical user interface only. The final network created that is created is written a...
Fri, 15 Jul, 2016 at 11:08 AM
Do you have directional antenna in NetSim?
Our 802.11 / LTE PHY model have Antenna Tx_Gain and Rx_Gain which are currently set as zero.  Users would need to modify this function per their algor...
Wed, 20 Apr, 2016 at 3:36 PM
Where can I see the properties of a wireless device?
Most of the commonly used properties is available in the GUI itself and can be viewed doing rightclick -> properties on the device. To see more properti...
Mon, 16 Jul, 2018 at 12:30 AM
How does the Random Number Generator in NetSim work?
All network simulations involve an element of randomness.  Some examples are - a. While, it is possible to configure the traffic sources in the ...
Fri, 19 Aug, 2016 at 4:58 PM
How to model errors in links in NetSim?
The error rates in NetSim wired links are based on a standard error measurement unit called BER or Bit Error Rate.    BER represents the ratio of err...
Fri, 2 Sep, 2016 at 10:30 AM
How can we analyze peer to peer application in NetSim?
The peer to peer application in NetSim has the following properties: Peer count - Number of 'receivers' of the file Peer ID - The node I...
Fri, 4 Nov, 2016 at 12:22 PM
What is Simulation time ?
To start, note that the notion of time in a simulation is not directly related to the actual time that it takes to run a simulation (as measured by a wall-c...
Wed, 22 Feb, 2017 at 9:12 AM
What is the impact of Application traffic (Packet Generation) rate on performance metrics?
The traffic generation rate can be modified by changing application properties. Note that the generation rate should be less than or equal to service rate f...
Fri, 19 May, 2017 at 10:46 AM
How do I calculate the traffic generation rate for a video application?
The section below explains the traffic generation rate for Video applications based on the CONTINUOUS_NORMAL_VBR model This CONTINUOUS_NORMAL_VBR model is ...
Mon, 24 Jul, 2017 at 10:51 AM
How do I introduce jitter in NetSim simulations / emulations?
Introduction: Jitter is defined as a variation in the delay of received packets. Let us suppose at the sending side, packets are sent in a continuous s...
Mon, 2 Jul, 2018 at 3:51 PM