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@Jochun

[Linux][command] メッセージ送信_wall

Posted at

wallコマンド

$ wall [ファイル]

or 

$ wall
メッセージ

Ctrl + D (終了)
オプション 由来 説明
default write all - ログイン中のすべてのユーザーにメッセージを一斉送信する。
- 標準入力またはファイルを使用
-n no banner - ユーザー名やホスト名などのヘッダ（バナー）を省略して送信
-t timeout - ターミナルへの書き込みタイムアウト（秒）を指定

参考リンク

Ping-t

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