Binary package “uucp” in ubuntu bionic

Unix to Unix Copy Program

 UUCP will copy files to or from another (usually *nix) system, which
 also runs uucp.
 UUCP is used to transfer mail, news and random files between systems
 which are not connected by more modern networks. The communication can
 be made via modems, direct (hard-wired) serial connections or via an IP