PortTunnel　中文版　2.0.43.451

TCP/IP port redirector with many features for the advanced user. "Like a Swiss Army Knife". * TCP: IP security (and stealth ports on 2000/XP) * TCP: SSL&TLS; using OpenSSL * TCP: tunnelling of connections through HTTP proxies * TCP: speed limiting, data logging, etc * TCP: passwording of tunnels * SMTP: antispam (DNS/RBL & greylisting) * SMTP: antivirus (using existing installation of Sophos AV or Grisoft AVG) * SMTP: relay filtering and AUTH * FTP: translate 'PORT' and 'PASV' commands (FTP Bouncing) * FTP: FTP over SSL/TLS * Runs as a service on ALL versions of Windows * Great for debugging network programs * Can redirect many ports at once (including port ranges) * Plus much more