Ok. It's now works. But bluetooth connection is too slow... (Server/Client both using macOS 10.14.5 and both are connent with bluetooth.) Server...
OS : macOS 10.14.5 (Mojave) / MacPro 5,1 - OpenSSL is installed by brew (1.0.2s) - before used Across 1.0.4 and removed by Across Uninstaller /...
Separate names with a comma.