The NatNetTwo2OSC software is located under

D:\Software\NatNet2OSC\Motive1.x

inside this folder is a batchfile called Motive1_to_App

right-click - open and you can edit the startup parameters:

D:\Software\NatNet2OSC\Motive1.x\NatNet2OSC 127.0.0.1 54321 239.255.42.99 0 0

<D:\Software\NatNet2OSC\Motive1.x\NatNet2OSC> is the path to the NatNet2OSC.exe

<OscSendIP (127.0.0.1)>

<OscSendPort (54321)>

<Multicast IP (239.255.42.99)>

<verbose [1]>

if you want to create another batchfile, simply copy this file and change the settings accordingly.