After logging on to linux locally, the logon message is from etcissue and etcmotdtelnet. after logging on to linux, the logon message is from etcissuenet and etcmotd. Therefore, you can add content in etcmotd, in this way, no matter where you log on, you can display your custom message. we recommend another one.
After logging on to linux locally, the logon message is from/etc/issue and/etc/motd.
After logging on to linux via telnet, the logon message is from/etc/issue.net and/etc/motd.
Therefore, you can add content in/etc/motd so that you can display your custom message no matter where you log on.
In addition, one character word is recommended to generate online website: http://www.network-science.de/ascii/
The following figure shows the effect:
__ ___ __ .______ ___ | |/ / | | | _ \ / \ | ' / | | | |_) | / ^ \ | < | | | _ < / /_\ \ | . \ | | | |_) | / _____ \ |__|\__\ |__| |______/ /__/ \__\ ___ .___ ___. ______ .______ / \ | \/ | / __ \ | _ \ / ^ \ | \ / | | | | | | |_) | / /_\ \ | |\/| | | | | | | / / _____ \ | | | | | `--' | | |\ \----. /__/ \__\ |__| |__| \______/ | _| `._____|