1. rsync服务端开启的iptables防火墙/selinux没关 [客户端的错误] No route to host [错误演示过程] [root@nfs01 tmp]# rsync -avz /etc/hosts rsync_backup@172.16.1.41::backup rsync: failed to connect to 172.16.1.41: No route to host () rsync error: error in socket IO (code ) at cl…