NetSim comes with Random way-point, Random Walk, pedestrian, and group mobility models.
| Applicable Release | v11 | v12 | v13.0 |
For user-defined mobility, users can input their own mobility model using FILE_BASED_MOBILITY (mobility.txt file) as explained in section Mobility models in Netsim in NetSim Mobile Ad-hoc Network technology library manual.

| Applicable Release | v10.2 |
For user-defined mobility, users can input their own mobility model using FILE_BASED_MOBILITY (mobility.txt file) as explained in section 8.2.4 of NetSim v10.2 User Manual.
File-Based Mobility is not directly available as a mobility model for the Sensor nodes. To get this option for Sensor nodes
After doing this, upon reopening NetSim, you will get an additional mobility model - FILE_BASED_MOBILITY under the list of Mobility Models in the sensor general properties.