... management operation and AC current monitoring (optional) via TCP/IP networks or local direct connection. Accessing the system is password ... . Support safe Ethernet connection,3. Support DHCP or static IP configure.4. Support simple internet firewall, forbid remote access ... handshaking Ethernet10/100 Base-T, support AUTO-MDIXNetwork Protocol ICMP, IP, TCP/UDP, DHCP, Telnet, DNS, POP3/SMTP, SNMP, ...