25 lines
408 B
Markdown
25 lines
408 B
Markdown
---
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title: Ubuntu防火墙操作
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createTime: 2021/09/28
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tags:
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- Ubuntu
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---
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```bash
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# 启用防火墙
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sudo ufw enable
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# 查看防火墙状态
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sufo ufw status
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# 默认拒绝连接
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sudo ufw default deny
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# 开启端口
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sudo ufw allow 1234
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# 开启指定协议的端口
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sudo ufw allow 8001/tcp
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# 删除规则
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sudo ufw delete allow 1234
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sudo ufw delete allow 8081/tcp
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# 重新加载配置
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sudo ufw reload
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```
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