Install dns2tcp by entering the following commands in the terminal:
sudo apt update sudo apt install dns2tcp
Description:
TCP over DNS tunnel client and server
dns2tcp is a set of tools allowing to encapsulate a TCP session in DNS packets. This type of encapsulation generates smaller packets compeared to ip-over-DNS tools, thus allows a better throughput. The client does not need root priledges.
Homepage: http://www.hsc.fr/ressources/outils/dns2tcp/
Version: 0.5.2-1.1build1
Section: universe/net