Network ID Assigner
This component assigns network IDs to PhysBones at build time. Unlike the VRChat SDK, the component assigns IDs based on the hash value of the hierarchy path, so the same ID is assigned even if objects are added or removed.
NDMF
The VRCQuestTools plugin performs the following processes.
Generating Phase
Assigns network IDs to PhysBones which don't have network IDs.