my $tunnel1 = Net::SSH2->new();
	$tunnel1->debug(1);
	$tunnel1->connect($host) or die "connect to DMZ failed";
	$tunnel1->auth_password($user, $rzPass) or die "DMZ auth failed";
	$tunnel1chan = $tunnel1->channel();
	$tunnel1chan->shell();
	$tunnel1->tcpip($host2, 22, '127.0.0.1', $rzPort);

	my $tunnel2 = Net::SSH2->new();
	$tunnel2->connect('127.0.0.1', $rzPort) or die "connect to PLEX failed";
	$tunnel2->auth_password($user, $yzPass) or die "PLEX auth failed";