SSLH
                                                        674+---------+
                          |------------------TCP---------->|  TINC   |
                      +------+         22+---------+       +---------+
                      |      |--SSH----->| OPENSSH |
                   443|      |           +---------+   1194+---------+
  -- SSH/HTTPS/TCP -->| SSLH |---------------TCP---------->| OPENVPN |       
                      |      |       4443+---------+       +---------+
                      |      |--HTTPS--->| SRV WEB |
                      +------+           +---------+   5222+---------+
                          |----------------TCP-XML-------->|  XMPP   |
                                                           +---------+
[[https://github.com/yrutschle/sslh]] \\