net.ipv4.ip_forward = 1
net.core.rmem_max=16777216
net.core.wmem_max=16777216
net.core.netdev_max_backlog=50000
net.netfilter.nf_conntrack_buckets=33554432
net.netfilter.nf_conntrack_dccp_timeout_open=600
net.netfilter.nf_conntrack_sctp_timeout_established=600
net.netfilter.nf_conntrack_tcp_timeout_established=600
net.netfilter.nf_conntrack_max = 4194304
net.netfilter.nf_conntrack_expect_max = 524288
net.netfilter.nf_conntrack_udp_timeout = 30
net.netfilter.nf_conntrack_udp_timeout_stream = 180
net.netfilter.nf_conntrack_tcp_timeout_close_wait = 60
net.netfilter.nf_conntrack_tcp_timeout_fin_wait = 120
net.netfilter.nf_conntrack_tcp_timeout_time_wait = 120