• How do I set up e-mail warning on a Henrich HES switch?
• What is the difference between FTP and TFTP?
• What is the difference between unicast, multicast, and broadcast?
• How do I select a proper time server to synchronize the switch's clock?
• Can a 100 Mbps Fiber port be connected to a Gigabit Fiber port?
• What happens when RingOn is broken and becomes a "Bus" topology?
• What will happen if I connect an HES that does not support RingOn to a RingOn?
• What will happen if one HES in a RingOn fails?
• When do I need to enable RSTP/STP?
• Can media converter be implemented in a VLAN environment?
• What is the meaning of "Master setting is mismatched" when using the RingOn function?
•Can I connect unmanaged switches in an 802.1Q VLAN environment?
•What is the difference between fiber optic connectors and where you can use them？
• Is it possible to connect HES's 80 km model and HES's 40 km model with each other?
DONALD C WIENCEK