Lines Matching refs:TCP
39 protocols for which pmtu events will be honored are TCP, SCTP
43 TCP path mtu must still work but path MTU information of other
72 associated with a socket for example, TCP RSTs or ICMP echo replies).
289 TCP variables
295 See also tcp_max_syn_backlog for additional tuning for TCP sockets.
328 Enable TCP auto corking :
355 TCP SYN and SYNACK messages usually advertise an ADVMSS option,
374 Allows TCP to send "duplicate" SACKs.
389 Control use of Explicit Congestion Notification (ECN) by TCP.
390 ECN is used only when both ends of the TCP connection indicate
434 F-RTO is an enhanced recovery algorithm for TCP retransmission
454 in response to incoming TCP packets that are for an existing
463 rewrite TCP header fields in manner that causes each endpoint
464 to think that the other is sending invalid TCP segments, thus
475 How often TCP sends out keepalive messages when keepalive is enabled.
479 How many keepalive probes TCP sends out, until it decides that the
502 Maximal number of TCP sockets not attached to any user file handle,
536 min: below this number of pages TCP is not bothered about its
539 pressure: when amount of memory allocated by TCP exceeds this number
540 of pages, TCP moderates its memory consumption and enters memory
544 max: number of pages allowed for queueing by all TCP sockets.
561 If set, TCP performs receive buffer auto-tuning, attempting to
567 Controls TCP Packetization-Layer Path MTU Discovery. Takes three
575 Controls how often to start TCP Packetization-Layer Path MTU
580 Controls when TCP Packetization-Layer Path MTU Discovery probing
585 By default, TCP saves various connection metrics in the route cache
589 degradation. If set, TCP will not cache metrics on closing
593 Controls whether TCP saves ssthresh metrics in the route cache.
598 This value influences the timeout of a locally closed TCP connection,
625 Initial reordering level of packets in a TCP stream.
626 TCP stack can then dynamically adjust flow reordering level
632 Maximal reordering level of packets in a TCP stream.
641 certain TCP stacks.
644 This value influences the time, after which TCP decides, that
653 This value influences the timeout of an alive TCP connection,
655 Given a value of N, a hypothetical TCP connection following
661 TCP will effectively time out at the first RTO which exceeds the
668 If set, the TCP stack behaves conforming to RFC1337. If unset,
669 we are not conforming to RFC, but prevent TCP TIME_WAIT
675 min: Minimal size of receive buffer used by TCP sockets.
676 It is guaranteed to each TCP socket, even under moderate memory
681 default: initial size of receive buffer used by TCP sockets.
687 selected receiver buffers for TCP socket. This value does not override
697 TCP tries to reduce number of SACK sent, using a timer
726 Use the Host requirements interpretation of the TCP urgent pointer field.
733 Number of times SYNACKs for a passive TCP connection attempt will
737 for a passive TCP connection will happen after 63seconds.
753 syncookies seriously violate TCP protocol, do not allow
754 to use TCP extensions, can result in serious degradation
790 Enable TCP Fast Open (RFC7413) to send and accept data in the opening
822 Initial time period in second to disable Fastopen on active TCP sockets
852 Number of times initial SYNs for an active TCP connection attempt
856 for an active TCP connection attempt will happen after 127seconds.
871 Since linux-3.12, TCP does an automatic sizing of TSO frames,
873 For specific usages, it's possible to force TCP to build big
874 TSO frames. Note that TCP stack might split too big TSO packets
880 sk->sk_pacing_rate is set by TCP stack using a ratio applied
882 If TCP is in slow start, tcp_pacing_ss_ratio is applied
883 to let TCP probe for bigger speeds, assuming cwnd can be
889 sk->sk_pacing_rate is set by TCP stack using a ratio applied
891 If TCP is in congestion avoidance phase, tcp_pacing_ca_ratio
921 min: Amount of memory reserved for send buffers for TCP sockets.
922 Each TCP socket has rights to use it due to fact of its birth.
926 default: initial size of send buffer used by TCP sockets. This
934 send buffers for TCP sockets. This value does not override
942 A TCP socket can control the amount of unsent bytes in its write queue,
956 remote TCP is broken and treats the window as a signed quantity.
957 If unset, assume the remote TCP is not broken even if we do
976 Controls TCP Small Queue limit per tcp socket.
977 TCP bulk sender tends to increase packets in flight until it
989 in RFC 5961 (Improving TCP's Robustness to Blind In-Window Attacks)
993 Controls a per TCP socket cache of one skb, that might help
995 on systems with a lot of TCP sockets, since it increases
1095 Defines the local port range that is used by TCP and UDP to
1171 for established TCP and connected UDP sockets.
1186 Enable early demux for established TCP sockets.
1782 - 2: enabled for TCP RESET packets (no active listener)
1997 associated with a socket for example, TCP RSTs or ICMPv6 echo replies).