Ubuntu 22.04 ポート番号22を解放する方法

環境
OSバージョンを確認します

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# cat /etc/lsb-release
DISTRIB_ID=Ubuntu
DISTRIB_RELEASE=22.04
DISTRIB_CODENAME=jammy
DISTRIB_DESCRIPTION="Ubuntu 22.04.1 LTS"
# cat /etc/lsb-release DISTRIB_ID=Ubuntu DISTRIB_RELEASE=22.04 DISTRIB_CODENAME=jammy DISTRIB_DESCRIPTION="Ubuntu 22.04.1 LTS"
# cat /etc/lsb-release
DISTRIB_ID=Ubuntu
DISTRIB_RELEASE=22.04
DISTRIB_CODENAME=jammy
DISTRIB_DESCRIPTION="Ubuntu 22.04.1 LTS"

操作方法
1.現在の状態を確認します
# sudo ufw status

2.22ポートを開けます

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# sudo ufw allow 22
# sudo ufw reload
# sudo ufw status
# sudo ufw allow 22 # sudo ufw reload # sudo ufw status
# sudo ufw allow 22
# sudo ufw reload
# sudo ufw status

 

Ubuntu 22.04

Posted by arkgame