WireLess TelNet Main Page This site contains WireLess TelNet WTnVT and WTn52 manuals, articles and posts. WTnVT is the Telnet for VT emulation that implements also the SSH2 protocol. Emulated terminals are ANSI, VT100 and VT220 models. WTn52 is the Telnet for IBM 5250 and IBM 3270 emulation. Emulated terminals are 5250, 5292, 3278, 3279, etc.