This document is the user manual for Moxa PowerTrans Ethernet Switch PT-7828. The manual provides information about the software features and usage guidelines of the product, including RS-232 console, Telnet remote console configuration, Web browser configuration, basic settings, link aggregation, SNMP configuration, communication redundancy, Turbo Ring settings, STP/RSTP settings, traffic priority configuration, VLAN configuration, Multicast filtering, etc.