# The client writes a message to Sys::Syslog native method. # The syslogd writes it into a file and through a pipe. # The syslogd -4 passes it via IPv4 UDP to localhost. # The server receives the message on its UDP socket. # Check that localhost gets resolved to the 127.0.0.1 address. use strict; use warnings; use Socket; our %args = ( syslogd => { loghost => '@localhost:$connectport', options => ["-4"], }, server => { listen => { domain => AF_INET, addr => "127.0.0.1" }, }, ); 1;