# # Vyatta router specific sysctl settings. # See sysctl.conf (5) for information. # # Only answer ARP requests on same subnet net.ipv4.conf.default.arp_filter=1 # Enable packet forwarding for IPv4 net.ipv4.ip_forward=1 # if a primary address is removed from an interface promote the # secondary address if available net.ipv4.conf.all.promote_secondaries=1 # Ignore ICMP broadcasts sent to broadcast/multicast net.ipv4.icmp_echo_ignore_broadcasts=1 # Ignore bogus ICMP errors net.ipv4.icmp_ignore_bogus_error_responses=1 # Send ICMP responses with primary address of exiting interface net.ipv4.icmp_errors_use_inbound_ifaddr=1 # Turn off SACK since it causes problems with MD5 due to lack of options space net.ipv4.tcp_sack=0 # Enable packet forwarding for IPv6 net.ipv6.conf.all.forwarding=1