我想向 ssh MOTD 添加一些字段。
今日交通部：
Linux toker 2.6.31-22-generic-pae #69-Ubuntu SMP Wed Nov 24 09:04:58 UTC 2010 i686
To access official Ubuntu documentation, please visit:
http://help.ubuntu.com/
System information as of Tue Jan 25 19:25:53 CET 2011
System load: 0.23 Processes: 139
Usage of /: 76.8% of 911.20GB Users logged in: 1
Memory usage: 17% IP address for eth0: 192.168.1.102
Swap usage: 0%
Graph this data and manage this system at https://landscape.canonical.com/
38 packages can be updated.
38 updates are security updates. …我刚刚do-release-upgrade从 Ubuntu 16.04 升级到 17.04。但是，现在当我通过 SSH 登录时，我收到以下消息
Welcome to Ubuntu 17.04 (GNU/Linux 4.10.0-20-generic x86_64)
* Documentation: https://help.ubuntu.com
* Management: https://landscape.canonical.com
* Support: https://ubuntu.com/advantage
Ubuntu 12.04 LTS end-of-life was April 28, 2017 -- Upgrade your Precise systems!
$ sudo do-release-upgrade -m server
0 packages can be updated.
0 updates are security updates.
我的问题是，如何删除
Ubuntu 12.04 LTS end-of-life was April 28, 2017 -- Upgrade your Precise systems!
$ sudo do-release-upgrade -m server
它在发布升级之前不存在
我查了一下，我在 Zesty 上
lsb_release -a
No LSB …随着圣诞节的临近，我想让我的系统提示（对于每个用户）更加喜庆和愉快。
也就是说，我想Happy Holidays!为系统上的每个用户（终端登录、SSH 或本地）附加一个（或类似的）登录后消息。我假设这是一个简单的echo命令，但我不确定放置这个命令的合适位置是否会影响到每个人。出于显而易见的原因，我宁愿不修改每个人的.bashrc. 那么，那是哪里？