curl: Failed connect to 172.16.100.199:9200; 没有到主机的路由
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没有到主机的路由这种问题很常见，多数是由机器的防火墙没有关闭。
Ubuntu
- 查看防火墙状态
ufw status- 关闭防火墙
ufw disablecentos6
- 查看防火墙状态
service iptables status- 关闭防火墙
chkconfig iptables off centos7
- 查看防火墙状态
firewall-cmd --state- 关闭防火墙
systemctl stop firewalld.service以上是关于curl: Failed connect to 172.16.100.199:9200; 没有到主机的路由的主要内容，如果未能解决你的问题，请参考以下文章
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