Update: You can forget about calculating the subnet directed broadcast.

更新：你可以忘记计算的子网直接广播。

youdao

Please don't ask me about it... I spent many hours trying to understand and also searching on the Internet for more information about subnet directed broadcast but couldn't find much.

请不要问我这…我花了许多时间试图了解，也搜索互联网上的更多信息子网直接广播，但无法找到了。

youdao