8a开放的端口
firewall-cmd --permanent --add-port=21/tcp;
firewall-cmd --permanent --add-port=22/tcp;
firewall-cmd --permanent --add-port=5050/tcp;
firewall-cmd --permanent --add-port=5258/tcp;
firewall-cmd --permanent --add-port=5288/tcp;
firewall-cmd --permanent --add-port=5493/udp;
firewall-cmd --permanent --add-port=5678/tcp;
firewall-cmd --permanent --add-port=5918/tcp;
firewall-cmd --permanent --add-port=5918/udp;
firewall-cmd --permanent --add-port=5919/tcp;
firewall-cmd --permanent --add-port=5919/udp;
firewall-cmd --permanent --add-port=6066-6166/tcp;
firewall-cmd --permanent --add-port=6268/tcp;
firewall-cmd --permanent --add-port=6957/tcp;
firewall-cmd --permanent --add-port=8088/tcp;
看UDP通不通
tcpdump -i eth0 port 5918 -n
通的话长度会是180,大于40,而且会执行很快
看TCP通不通
telnet IP PORT
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