Searched refs:syncookies (Results 1 – 11 of 11) sorted by relevance
8 obj-$(CONFIG_SYN_COOKIES) += syncookies.o
23 ipv6-$(CONFIG_SYN_COOKIES) += syncookies.o
34 obj-$(CONFIG_SYN_COOKIES) += syncookies.o
7551 u8 syncookies; in tcp_syn_flood_action() local7553 syncookies = READ_ONCE(net->ipv4.sysctl_tcp_syncookies); in tcp_syn_flood_action()7556 if (syncookies) { in tcp_syn_flood_action()7564 if (syncookies != 2 && !READ_ONCE(queue->synflood_warned)) { in tcp_syn_flood_action()7654 u8 syncookies; in tcp_conn_request() local7669 syncookies = READ_ONCE(net->ipv4.sysctl_tcp_syncookies); in tcp_conn_request()7671 if (syncookies == 2 || inet_csk_reqsk_queue_is_full(sk)) { in tcp_conn_request()7730 if (!syncookies && in tcp_conn_request()
283 about SYN cookies, check out <https://cr.yp.to/syncookies.html>.
1136 local syncookies=$11149 ip netns exec "${NSA}" sysctl -wq net.ipv4.tcp_syncookies=${syncookies}1150 ip netns exec "${NSB}" sysctl -wq net.ipv4.tcp_syncookies=${syncookies}1157 log_test_addr ${a} $? 0 "SO_DONTROUTE client, syncookies=${syncookies}"1162 log_test_addr ${a} $? 0 "SO_DONTROUTE server, syncookies=${syncookies}"1175 log_test_addr ${a} $? 1 "SO_DONTROUTE client, syncookies=${syncookies}"1181 log_test_addr ${a} $? 2 "SO_DONTROUTE server, syncookies=${syncookies}"
228 establish them using syncookies before they are passed on to the
214 establish them using syncookies before they are passed on to the
946 Send out syncookies when the syn backlog queue of a socket950 Note, that syncookies is fallback facility.958 syncookies seriously violate TCP protocol, do not allow965 If you want to test which effects syncookies have to your967 unconditionally generation of syncookies.
670 establish them using syncookies before they are passed on to the
18613 F: net/ipv4/syncookies.c18617 F: net/ipv6/syncookies.c