sshd = SshServer.setUpDefaultServer();
sshd.setPort(port);
sshd.setKeyPairProvider(new FileKeyPairProvider(new String[] { "src/test/resources/hostkey.pem" }));
sshd.setShellFactory(new EchoShellFactory());
sshd.setPasswordAuthenticator(new BogusPasswordAuthenticator());
sshd.start();
}