net.ipv4.conf.all.rp_filter=1
net.ipv4.conf.lo.rp_filter=1
net.ipv4.conf.eth0.rp_filter=1
net.ipv4.conf.default.rp_filter=1
net.ipv4.conf.lo.accept_source_route=0
net.ipv4.conf.eth0.accept_source_route=0
net.ipv4.conf.default.accept_source_route=0
net.core.netdev_max_backlog=10000
net.core.somaxconn=262144
net.ipv4.tcp_max_syn_backlog=1024
net.ipv4.tcp_max_tw_buckets=720000
net.ipv4.tcp_fin_timeout=30
net.ipv4.tcp_keepalive_time=1800
net.ipv4.tcp_keepalive_probes=7
net.ipv4.tcp_keepalive_intvl=30
net.core.wmem_default=4194394
net.core.rmem_default=8388608
net.core.wmem_max=33554432
net.core.rmem_max=33554432
net.ipv4.tcp_rmem=4096 8388608 16777216
net.ipv4.tcp_wmem=4096 4194394 16777216
net.ipv4.conf.default.rp_filter=1
kernel.msgmnb=65536
kernel.msgmax=65536
kernel.shmmax=68719476736
kernel.shmall=4294967296
net.ipv4.icmp_echo_ignore_all=0
net.ipv4.tcp_synack_retries=1
net.ipv4.tcp_syncookies=1
net.ipv4.tcp_synack_retries=5
net.ipv4.tcp_sack=0
net.ipv4.tcp_tw_recycle=1
net.ipv4.tcp_tw_reuse=1
net.ipv4.inet_peer_maxttl=500
net.ipv4.inet_peer_minttl=80
net.ipv4.tcp_syncookies =   1
net.netfilter.nf_conntrack_max=1048576