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).
239 TCP variables
245 See also tcp_max_syn_backlog for additional tuning for TCP sockets.
278 Enable TCP auto corking :
305 TCP SYN and SYNACK messages usually advertise an ADVMSS option,
324 Allows TCP to send "duplicate" SACKs.
339 Control use of Explicit Congestion Notification (ECN) by TCP.
340 ECN is used only when both ends of the TCP connection indicate
384 F-RTO is an enhanced recovery algorithm for TCP retransmission
404 in response to incoming TCP packets that are for an existing
413 rewrite TCP header fields in manner that causes each endpoint
414 to think that the other is sending invalid TCP segments, thus
425 How often TCP sends out keepalive messages when keepalive is enabled.
429 How many keepalive probes TCP sends out, until it decides that the
452 Maximal number of TCP sockets not attached to any user file handle,
486 min: below this number of pages TCP is not bothered about its
489 pressure: when amount of memory allocated by TCP exceeds this number
490 of pages, TCP moderates its memory consumption and enters memory
494 max: number of pages allowed for queueing by all TCP sockets.
511 If set, TCP performs receive buffer auto-tuning, attempting to
517 Controls TCP Packetization-Layer Path MTU Discovery. Takes three
525 Controls how often to start TCP Packetization-Layer Path MTU
530 Controls when TCP Packetization-Layer Path MTU Discovery probing
535 By default, TCP saves various connection metrics in the route cache
539 degradation. If set, TCP will not cache metrics on closing
543 Controls whether TCP saves ssthresh metrics in the route cache.
548 This value influences the timeout of a locally closed TCP connection,
575 Initial reordering level of packets in a TCP stream.
576 TCP stack can then dynamically adjust flow reordering level
582 Maximal reordering level of packets in a TCP stream.
591 certain TCP stacks.
594 This value influences the time, after which TCP decides, that
603 This value influences the timeout of an alive TCP connection,
605 Given a value of N, a hypothetical TCP connection following
611 TCP will effectively time out at the first RTO which exceeds the
618 If set, the TCP stack behaves conforming to RFC1337. If unset,
619 we are not conforming to RFC, but prevent TCP TIME_WAIT
625 min: Minimal size of receive buffer used by TCP sockets.
626 It is guaranteed to each TCP socket, even under moderate memory
631 default: initial size of receive buffer used by TCP sockets.
638 selected receiver buffers for TCP socket. This value does not override
648 TCP tries to reduce number of SACK sent, using a timer
677 Use the Host requirements interpretation of the TCP urgent pointer field.
684 Number of times SYNACKs for a passive TCP connection attempt will
688 for a passive TCP connection will happen after 63seconds.
704 syncookies seriously violate TCP protocol, do not allow
705 to use TCP extensions, can result in serious degradation
716 Enable TCP Fast Open (RFC7413) to send and accept data in the opening
748 Initial time period in second to disable Fastopen on active TCP sockets
778 Number of times initial SYNs for an active TCP connection attempt
782 for an active TCP connection attempt will happen after 127seconds.
797 Since linux-3.12, TCP does an automatic sizing of TSO frames,
799 For specific usages, it's possible to force TCP to build big
800 TSO frames. Note that TCP stack might split too big TSO packets
806 sk->sk_pacing_rate is set by TCP stack using a ratio applied
808 If TCP is in slow start, tcp_pacing_ss_ratio is applied
809 to let TCP probe for bigger speeds, assuming cwnd can be
815 sk->sk_pacing_rate is set by TCP stack using a ratio applied
817 If TCP is in congestion avoidance phase, tcp_pacing_ca_ratio
847 min: Amount of memory reserved for send buffers for TCP sockets.
848 Each TCP socket has rights to use it due to fact of its birth.
852 default: initial size of send buffer used by TCP sockets. This
860 send buffers for TCP sockets. This value does not override
868 A TCP socket can control the amount of unsent bytes in its write queue,
882 remote TCP is broken and treats the window as a signed quantity.
883 If unset, assume the remote TCP is not broken even if we do
902 Controls TCP Small Queue limit per tcp socket.
903 TCP bulk sender tends to increase packets in flight until it
915 in RFC 5961 (Improving TCP's Robustness to Blind In-Window Attacks)
919 Controls a per TCP socket cache of one skb, that might help
921 on systems with a lot of TCP sockets, since it increases
1021 Defines the local port range that is used by TCP and UDP to
1095 for established TCP and connected UDP sockets.
1110 Enable early demux for established TCP sockets.
1678 - 2: enabled for TCP RESET packets (no active listener)
1829 associated with a socket for example, TCP RSTs or ICMPv6 echo replies).