12 Ethercon® 10/100/1000 Mbps ports: 6 primary, 6 secondary 

2 Ethercon 1000 Mbps ports for the link between Fast units, 1 primary, 1 secondary. 

99 groups can be managed from the front Status and traffic indicator lights (TRAFFIC) for each port. 

Identification LED (ID) for each assignable port on the front panel. 

Possible bus, star and ring architectures

IGMP Snooping Filtering

Q.O.S

Root Bridge Election