docs: public boolean transportInterClusterAuthEnabled() {
          final boolean interClusterAuthInitiallyDisabled = staticSettings.getAsBoolean(ConfigConstants.SEARCHGUARD_UNSUPPORTED_DISABLE_INTERTRANSPORT_AUTH_INITIALLY, false);
          
          if(interClusterAuthInitiallyDisabled) {
              if(dynamicSgConfig == null) {
                  if(log.isTraceEnabled()) {
                      log.trace("dynamicSgConfig is null, initially static interClusterAuthDisabled");
                  }
                  return false;
              } else {
                  final boolean interClusterAuthDynamicallyDisabled = dynamicSgConfig.getAsBoolean("searchguard.dynamic.disable_intertransport_auth", false);
                  if(log.isTraceEnabled()) {
                      log.trace("searchguard.dynamic.disable_intertransport_auth {}", interClusterAuthDynamicallyDisabled);
                  }
                  return !interClusterAuthDynamicallyDisabled;
              }
          } else {
              return true;
          }
      }