版本CentOS 7.6.1810 7.93版 nginx 1.21/1.20/1.22 切换过都是一样的问题
防火墙查询反馈:
firewall-cmd --list-all
public
target: default
icmp-block-inversion: no
interfaces:
sources:
services: dhcpv6-client ssh
ports:
protocols:
masquerade: no
forward-ports:
source-ports:
icmp-blocks:
rich rules:
没有防火墙不安全啊
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