curl: (7) Failed connect to

[root@localhost ansible]# curl 192.168.126.129
curl: (7) Failed connect to 192.168.126.129:80; 没有到主机的路由

原因是没有关闭防火墙：

[root@localhost html]# systemctl status firewalld
● firewalld.service - firewalld - dynamic firewall daemon
   Loaded: loaded (/usr/lib/systemd/system/firewalld.service; enabled; vendor preset: enabled)
   Active: active (running) since 五 2021-09-03 18:00:54 CST; 1 day 22h ago
     Docs: man:firewalld(1)
 Main PID: 588 (firewalld)
   CGroup: /system.slice/firewalld.service
           └─588 /usr/bin/python2 -Es /usr/sbin/firewalld --nofork --nopid

9月 03 18:00:53 localhost.localdomain systemd[1]: Starting firewalld - dynamic firewall daemon...
9月 03 18:00:54 localhost.localdomain systemd[1]: Started firewalld - dynamic firewall daemon.
9月 03 18:00:54 localhost.localdomain firewalld[588]: WARNING: AllowZoneDrifting is enabled. This is considered an insecure configuration option.... it now.
Hint: Some lines were ellipsized, use -l to show in full.
[root@localhost html]#
[root@localhost html]#
[root@localhost html]# systemctl stop firewalld

关闭防火墙即可。