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View Code? Open in Web Editor NEW使用 iptables 防止端口扫描
使用 iptables 防止端口扫描
自己肯定是连接正确地开放端口
但是自己的ip还是一直在扫描者名单里。
导致自己的ip要过一会才能重新连上 正确的端口。比如ssh
用的是你提供的脚本 install.sh
https://www.linuxidc.com/Linux/2015-01/111187.htm
ifb会在系统中开辟出一块虚拟网卡。如果我们将wlan0(实际网卡)收到的包重定向到ifb,ifb就会将收到的包又发回给wlan0,最后仍然通过wlan0送给IP层,上层协议毫不知情。因此通过设置ifb的发包延迟就可以实现wlan0的收包延迟。
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