boolean enabled = pairing_enable.getValue();
param_auto_auth.setEnabled( pm.isEnabled() && enabled );
param_port_or.setEnabled( pm.isEnabled() && enabled );
boolean test_ok = pm.isEnabled() && pairing_enable.getValue() && pm.peekAccessCode() != null && !pm.hasActionOutstanding();
pairing_test.setEnabled( test_ok );
connection_test.setEnabled( test_ok );
setupPairing( p_sid, enabled );