# Tweak Common Network Settings # These are common settings that you can change to adjust how # the kernel networking works. This file is passed to sysctl via # the -p flag and will override existing settings. # # Playing with these settings could break things, so change them # at your own risk. #net.ipv4.conf.all.forwarding=0 #net.ipv4.conf.default.forwarding=0 #net.ipv4.tcp_tw_recycle=0 #net.ipv4.tcp_tw_reuse=0 #net.ipv4.tcp_mtu_probing=1 #net.ipv4.ip_local_port_range=20000 65535 #net.ipv4.tcp_window_scaling=1 #net.ipv4.tcp_sack=1 #net.ipv4.conf.all.accept_source_route=0 #net.ipv4.conf.all.secure_redirects=1 #net.ipv6.conf.all.forwarding=0 #net.ipv6.conf.default.forwarding=0 #net.netfilter.nf_conntrack_tcp_timeout_time_wait=30 #net.netfilter.nf_conntrack_timestamp=1 #net.ipv4.netfilter.ip_conntrack_generic_timeout = 600 #net.ipv4.netfilter.ip_conntrack_tcp_timeout_syn_sent = 120 #net.ipv4.netfilter.ip_conntrack_tcp_timeout_syn_sent2 = 120 #net.ipv4.netfilter.ip_conntrack_tcp_timeout_syn_recv = 60 #net.ipv4.netfilter.ip_conntrack_tcp_timeout_established = 432000 #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 = 30 #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 #net.ipv4.netfilter.ip_conntrack_sctp_timeout_closed = 10 #net.ipv4.netfilter.ip_conntrack_sctp_timeout_cookie_wait = 3 #net.ipv4.netfilter.ip_conntrack_sctp_timeout_cookie_echoed = 3 #net.ipv4.netfilter.ip_conntrack_sctp_timeout_established = 432000 #net.ipv4.netfilter.ip_conntrack_sctp_timeout_shutdown_sent = 0 #net.ipv4.netfilter.ip_conntrack_sctp_timeout_shutdown_recd = 0 #net.ipv4.netfilter.ip_conntrack_sctp_timeout_shutdown_ack_sent = 3