•Provides over IP access for industrial serial devices. •Software selectable RS-232/422/485 3-in-1 serial port •Built-in 15KV ESD serial port protection •Max. baud rate: 460 Kbps •Wide range of versatile serial operation modes - Console Management, Real COM, TCP Server, TCP Client, UDP, Modbus, Serial Tunnel and Virtual Modem •High security via 128-bit SSL encryption for serial data transmission •Redundancy support via multiple simultaneous Real COM, TCP Server, and TCP Client connections •64 Kbyte port buffer prevents data loss when the network is down •Real COM driver for Windows 2000/XP/2003/Vista •Real TTY driver for Linux, Fixed TTY driver for Unix* •Modbus Ethernet-to-Serial support •Modem emulation enables existing modem-based applications to make connections over IP networks •Virtual Terminal support (VT320, VT52, VT100, VT220) •System configuration via Web Console (HTTP/HTTPS), Telnet/SSH Console and Windows utility •Backup/restore and firmware upgrading via Web Console(HTTP/HTTPS) and Windows utility •Easy-to-use Windows utility (2000/XP/2003/Vista) for auto discovery, multiple device setting and monitoring •Centralized external authentication support for RADIUS, LDAP(S), MS Active Directory •SNMP MIB II and RS-232 MIB for network management •SMTP and SNMP trap event notification •Choice of power input: AC-DC adapter or DC direct * Fixed TTY Driver Supports 1) Sco Unix, Sco OpenServer; 2) Unix Ware 7, SVR 5; 3) Unix Ware 2.1, SVR 4.2; 4) QNX 4.25, QNX 6; 5) FreeBSD; 6) Solaris 10; 7) AIX 5.x; 8) HP-UX 11i