To install Plack::Server::ReverseHTTP, simply copy and paste either of the commands in to your terminal

cpanm

                    cpanm MIYAGAWA/Plack-Handler-AnyEvent-ReverseHTTP-0.04.tar.gz

CPAN shell

                    perl -MCPAN -e shell
                    install MIYAGAWA/Plack-Handler-AnyEvent-ReverseHTTP-0.04.tar.gz

For more information on module installation please visit the detailed CPAN module installation guide.