See point 4 in this informative article written by a Silicon Labs field engineer: Seven Habits of Highly Effective Z-Wave Networks for Consumers | DrZWave
TLDR: When you add or remove devices or suspect you are seeing issues
See point 4 in this informative article written by a Silicon Labs field engineer: Seven Habits of Highly Effective Z-Wave Networks for Consumers | DrZWave
TLDR: When you add or remove devices or suspect you are seeing issues