TCP Link Mapper (mlink)
TCP Link Mapper (mlink) intended for creating TCP mapped links - Client <-> Gateway <-> Server.
TCP mapped links are connection-based, bidirectional, links directed to a specific server, suitable for protocols such as NNTP, POP3, SMTP, IRC, Telnet. Connections to specific ports of gateway machine will be redirected to specific servers.
Using mlink, you can make gateway for protocols such as NNTP, POP3, SMTP, IRC, Telnet. Also, mlink can use SOCKS v5 server for outgoing connections.
For configuration details, see readme file from downloaded package. For history of changes - history.txt.