Tera Term (Pro) is a free software terminal emulator (communication program) which supports: - Serial port connections. - TCP/IP (telnet) connections. - VT100 emulation, and selected VT200/300 emulation. - TEK4010 emulation. - File transfer protocols (Kermit, XMODEM, ZMODEM, B-PLUS, and Quick-VAN). - Scripts using the "Tera Term Language".