Install stone by entering the following commands in the terminal:
sudo apt update sudo apt install stone
Description:
TCP/IP packet repeater in the application layer
It repeats TCP and UDP packets from inside to outside of a firewall, or from outside to inside. Stone supports SSL. stone can encrypt/decrypt packets with OpenSSL library. Stone can also be a tiny http proxy. POP -> APOP conversion. With stone and a mailer that does not support APOP, you can access to an APOP server.
Version: 2.3.e-2.1
Section: universe/net