How to Disable Telnet Service on Synology NAS
Telnet is an old client-server protocol based on a reliable connection-oriented transport. Typically, this protocol is used to establish a connection to the Transmission Control Protocol (TCP), port number 22 or 23, where a Telnet server application “telnetd” is listening. Telnet, however, predates TCP/IP and was originally run over Network Control Program (NCP) protocols. You … Read more about How to Disable Telnet Service on Synology NAS