# from perldoc Frontier::Daemon
SYNOPSIS
    
    use Frontier::Daemon;
    
    Frontier::Daemon->new(methods => {
        'rpcName' => \&sub_name,
           ...
        });

##</code><code>##

# from Frontier::RPC2
my $method = $call->{'method_name'};
if (!defined $methods->{$method}) {
    return $self->encode_fault(3, "no such method \`$method'\n");
}