The switch features four auto-sensing 10/100/1000Mbps Ethernet ports
and 2 SFP expansion ports for optional Multimode fiber, Single mode
fiber or 1000BaseT copper connections. Advanced management features
include: Web browser management; DHCP server; Option 82 relay; Option
61; N-Ring technology with ~30ms healing; configuration backup via
optional SD card; IGMP Auto Configuration; and LLDP (Link Layer
Discovery Protocol).N-Tron Corp.www.n-tron.com251.342.2164