Recipe 17.5 of the Perl Cookbook
my $sock = IO::Socket::INET->new(
Proto => 'udp',
PeerPort => 5000,
PeerAddr => 'hostname',
) or die "Could not create socket: $!\n";
$sock->send('a file to have your advice') or die "Send error: $!\n";
has other examples. IO::Socket is slightly easier than Socket, and translating between the two isn't terribly difficult.
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