net.ipv4.ip_forward = 1 net.ipv4.ip_dynaddr = 1 net.ipv4.icmp_echo_ignore_broadcasts = 1 net.ipv4.icmp_ignore_bogus_error_responses = 1 net.ipv4.tcp_sack = 0 net.ipv4.tcp_timestamps = 0 net.ipv4.tcp_syncookies = 1 net.ipv4.tcp_fin_timeout = 30 net.ipv4.tcp_window_scaling = 0 net.ipv4.tcp_syn_retries = 3 net.ipv4.tcp_synack_retries = 3 net.ipv4.conf.default.rp_filter = 0 net.ipv4.conf.default.accept_redirects = 0 net.ipv4.conf.default.accept_source_route = 0 net.ipv4.conf.default.log_martians = 1 net.ipv4.conf.all.rp_filter = 0 net.ipv4.conf.all.accept_redirects = 0 net.ipv4.conf.all.accept_source_route = 0 net.ipv4.conf.all.log_martians = 1 kernel.printk = 1 4 1 7 vm.swappiness=0