net.ipv4.ip_forward = 1
net.nf_conntrack_max = 16777216
net.ipv4.netfilter.ip_conntrack_max = 16777216
net.netfilter.nf_conntrack_max = 16777216
net.ipv4.neigh.default.gc_thresh1 = 8192
net.ipv4.neigh.default.gc_thresh2 = 9216
net.ipv4.neigh.default.gc_thresh3 = 12288
net.ipv4.conf.default.accept_source_route = 0
net.ipv4.conf.all.rp_filter = 1
net.ipv4.conf.default.rp_filter = 1
net.ipv4.tcp_rmem = 4096 8388608 16777216
net.ipv4.tcp_wmem = 4096 4194394 16777216
net.core.rmem_max = 33554432
net.core.wmem_max = 33554432
net.core.rmem_default = 8388608
net.core.wmem_default = 4194394
net.core.netdev_max_backlog = 30000
net.ipv4.tcp_fin_timeout = 30
net.ipv6.conf.all.disable_ipv6 = 1
net.ipv6.conf.all.autoconf = 0
net.ipv6.conf.all.accept_ra = 0
net.core.warnings = 0
net.ipv4.tcp_mem = 786432 1048576 1572864
net.netfilter.nf_conntrack_tcp_timeout_established = 7200
net.netfilter.nf_conntrack_generic_timeout = 300
net.core.somaxconn = 65535
net.ipv4.tcp_tw_recycle = 1
net.ipv4.tcp_tw_reuse = 1
net.ipv4.tcp_keepalive_time = 1800
net.ipv4.tcp_keepalive_intvl = 30
net.ipv4.tcp_keepalive_probes = 7
net.ipv4.tcp_syncookies = 1
net.ipv4.tcp_max_syn_backlog = 262144
net.ipv4.ip_local_port_range = 1024 65535
net.ipv4.tcp_rfc1337 = 1
net.ipv4.tcp_max_tw_buckets = 720000