# 网络配置
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# 防火墙配置
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| firewall-cmd --enable |
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| systemctl start firewalld |
| systemctl restart firewalld |
| systemctl stop firewalld |
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| firewall-cmd --zone=public --add-port=9200/tcp |
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| firewall-cmd --zone=public --add-port=9200/tcp --permanent |
| firewall-cmd --reload |
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| firewall-cmd --zone=public --remove-port=9200/tcp |
| firewall-cmd --reload |
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# 网络连接设置
# CentOS 启用网卡, 其中ifcfg-eth0为网卡
vi /etc/sysconfig/network-scripts/ifcfg-eth0
将ONBOOT=no改为ONBOOT=yes
# 重启网络服务
systemctl restart network
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# 连接查询
# 查询端口占用
1. 使用 lsof: lsof -i:5000
2. 使用 netstat: netstat -anlp | grep 5000