code: public synchronized ModelNode doCommand(String command) throws CommandFormatException, IOException {
          ModelNode request = cmdCtx.buildRequest(command);
          return execute(request, isSlowCommand(command)).getResponseNode();
      }
docs: Submit a command to the server.
  
  @param command The CLI command
  @return The DMR response as a ModelNode
  @throws CommandFormatException
  @throws IOException