Panasonic NS1000 Manual page 180

2-2. Main 'One-Look' Features
Simplified Programming via embedded Web Maintenance tool (WebMC)
The Web MC connection to the Main unit can be used to program all the Slave Units.
Web MC
Master Unit
Web MC connected to Master can
configure both Master and Slave Units.
One-look Networking
Slave Unit Slave Unit
Web MC connected to a Slave unit
can only program 'local' parameters
of the Slave Unit.