上图是我已经解决了的截图。在百度查询的资料中，说是把zabbix_agentd.conf文件中server监听的主机127.0.0.1去掉，但是我去掉之后问题仍然没有解决，最后在这篇博客上发现：是我防火墙启动了的原因，至于防火墙启动大概是我安装bt的时候脚本中启动了，将防火墙stop之后，问题解决。

查看agentd日志：

[root@VM_0_10_centos src]# tail -f /tmp/zabbix_agentd.log 
 32170:20191204:164250.030 **************************
 32170:20191204:164250.030 using configuration file: /usr/local/etc/zabbix_agentd.conf
 32170:20191204:164250.030 agent #0 started [main process]
 32171:20191204:164250.031 agent #1 started [collector]
 32172:20191204:164250.031 agent #2 started [listener #1]
 32173:20191204:164250.032 agent #3 started [listener #2]
 32174:20191204:164250.032 agent #4 started [listener #3]
 32175:20191204:164250.032 agent #5 started [active checks #1]
 32176:20191204:164250.032 agent #6 started [active checks #2]
 32176:20191204:164250.035 active check configuration update from [106.53.73.200:10051] started to fail (cannot connect to [
 [106.53.73.200]:10051]: [113] No route to host) # 出现报错
 32176:20191204:164950.123 active check configuration update from [106.53.73.200:10051] is working again  # 解决之后输出的信息

 

 

参考博客：

https://blog.****.net/qq_37961660/article/details/79923963