1) 防火牆設置
# 查看防火牆狀態
systemctl status firewalld
# 查看開機是否啟動防火牆服務
systemctl is-enabled firewalld
# 關閉防火牆
systemctl stop firewalld
systemctl disable firewalld
# 再次查看防火牆狀態和開機防火牆是否啟動
systemctl status firewalld
systemctl is-enabled firewalld
1) 防火牆設置
# 查看防火牆狀態
systemctl status firewalld
# 查看開機是否啟動防火牆服務
systemctl is-enabled firewalld
# 關閉防火牆
systemctl stop firewalld
systemctl disable firewalld
# 再次查看防火牆狀態和開機防火牆是否啟動
systemctl status firewalld
systemctl is-enabled firewalld
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