linux 防御SYN攻击步骤详解
一、默认syn配置
sysctl -a | grep _synnet.ipv4.tcp_max_syn_backlog = 1024net.ipv4.tcp_syncookies = 1net.ipv4.tcp_synack_retries = 5net.ipv4.tcp_syn_retries = 5
sysctl -a | grep _synnet.ipv4.tcp_max_syn_backlog = 1024net.ipv4.tcp_syncookies = 1net.ipv4.tcp_synack_retries = 5net.ipv4.tcp_syn_retries = 5
