a good book about iptables
iptables is widely used in Linux to manipulate network packets. There are a lot of blog posts about its usage. I also recommend one here: […]
Read More →iptables is widely used in Linux to manipulate network packets. There are a lot of blog posts about its usage. I also recommend one here: […]
Read More →最近在解决一个Linux下DHCP无法获取IPv6地址的问题。在分析过程中发现,把IPv6防火墙停掉的话,用dhclient就可以给网卡获取到IPv6地址,否则就无法获取。初步判断,是IPv6的防火墙的问题。 在查看/var/log/iptables.log时,发现里面的log很少,几乎没有什么有用的log。在查看ip6tables rules时,发现有如下的一条规则用于控制log的输出: -A LOGGING6 -m limit –limit 2/hour -j LOG –log-prefix “IP6TABLES DROP:”
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