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- srv1:/var/log# sysctl -p
- net.ipv4.conf.all.accept_redirects = 0
- net.ipv6.conf.all.accept_redirects = 0
- net.ipv4.conf.all.send_redirects = 0
- net.ipv4.conf.all.accept_source_route = 0
- net.ipv6.conf.all.accept_source_route = 0
- net.ipv4.conf.all.log_martians = 1
- net.ipv4.ip_local_port_range = 10000 65000
- net.core.netdev_max_backlog = 20000
- net.ipv4.tcp_max_syn_backlog = 20000
- net.ipv4.tcp_max_tw_buckets = 2000000
- net.ipv4.tcp_tw_reuse = 1
- net.ipv4.tcp_fin_timeout = 5
- net.ipv4.tcp_slow_start_after_idle = 0
- net.ipv4.tcp_keepalive_time = 900
- net.ipv4.tcp_keepalive_probes = 4
- net.ipv4.netfilter.ip_conntrack_generic_timeout = 60
- net.ipv4.netfilter.ip_conntrack_tcp_timeout_established = 54000
- net.netfilter.nf_conntrack_max = 131072
- net.netfilter.nf_conntrack_generic_timeout = 60
- net.netfilter.nf_conntrack_tcp_timeout_syn_sent = 120
- net.netfilter.nf_conntrack_tcp_timeout_syn_recv = 60
- net.netfilter.nf_conntrack_tcp_timeout_established = 3600
- net.netfilter.nf_conntrack_tcp_timeout_fin_wait = 120
- net.netfilter.nf_conntrack_tcp_timeout_close_wait = 60
- net.netfilter.nf_conntrack_tcp_timeout_last_ack = 30
- net.netfilter.nf_conntrack_tcp_timeout_time_wait = 120
- net.netfilter.nf_conntrack_tcp_timeout_close = 10
- net.netfilter.nf_conntrack_tcp_timeout_max_retrans = 300
- net.netfilter.nf_conntrack_udp_timeout = 30
- net.netfilter.nf_conntrack_udp_timeout_stream = 180
- net.netfilter.nf_conntrack_icmp_timeout = 30
- net.ipv4.netfilter.ip_conntrack_generic_timeout = 60
- net.ipv4.netfilter.ip_conntrack_tcp_timeout_syn_sent = 120
- net.ipv4.netfilter.ip_conntrack_tcp_timeout_syn_recv = 60
- net.ipv4.netfilter.ip_conntrack_tcp_timeout_established = 3600
- net.ipv4.netfilter.ip_conntrack_tcp_timeout_fin_wait = 120
- net.ipv4.netfilter.ip_conntrack_tcp_timeout_close_wait = 60
- net.ipv4.netfilter.ip_conntrack_tcp_timeout_last_ack = 30
- net.ipv4.netfilter.ip_conntrack_tcp_timeout_time_wait = 120
- net.ipv4.netfilter.ip_conntrack_tcp_timeout_close = 10
- net.ipv4.netfilter.ip_conntrack_tcp_timeout_max_retrans = 300
- net.ipv4.netfilter.ip_conntrack_udp_timeout = 30
- net.ipv4.netfilter.ip_conntrack_udp_timeout_stream = 180
- net.ipv4.netfilter.ip_conntrack_icmp_timeout = 30
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