Centos NFS, Mount error.
CentOS7 Mount error in client server. packet_write_wait: Connection to 115.68.xxx.xxx port 22: Broken pipe Because Firewall. Port open 111, 2049 TCP from Server. -A INPUT -s { CLIENT_IP } -m state --state NEW -m tcp -p tcp --dport 111 -j ACCEPT -A INPUT -s { CLIENT_IP } -m state --state NEW -m tcp -p tcp --dport 2049 -j ACCEPT