The OpenD Programming Language

TCP_NODELAY

User-settable options (used with setsockopt).

Values

ValueMeaning
TCP_NODELAY1

Don't delay send to coalesce packets

TCP_MAXSEG2

Set maximum segment size

TCP_CORK3

Control sending of partial frames

TCP_KEEPIDLE4

Start keeplives after this period

TCP_KEEPINTVL5

Interval between keepalives

TCP_KEEPCNT6

Number of keepalives before death

TCP_SYNCNT7

Number of SYN retransmits

TCP_LINGER28

Life time of orphaned FIN-WAIT-2 state

TCP_DEFER_ACCEPT9

Wake up listener only when data arrive

TCP_WINDOW_CLAMP10

Bound advertised window

TCP_INFO11

Information about this connection.

TCP_QUICKACK12

Bock/reenable quick ACKs.

TCP_CONGESTION13

Congestion control algorithm.

TCP_MD5SIG14

TCP MD5 Signature (RFC2385)

TCP_THIN_LINEAR_TIMEOUTS16

Use linear timeouts for thin streams

TCP_THIN_DUPACK17

Fast retrans. after 1 dupack

TCP_USER_TIMEOUT18

How long for loss retry before timeout

TCP_REPAIR19

TCP sock is under repair right now

TCP_REPAIR_QUEUE20

Set TCP queue to repair

TCP_QUEUE_SEQ21

Set sequence number of repaired queue.

TCP_REPAIR_OPTIONS22

Repair TCP connection options

TCP_FASTOPEN23

Enable FastOpen on listeners

TCP_TIMESTAMP24

TCP time stamp

TCP_NOTSENT_LOWAT25

Limit number of unsent bytes in write queue.

TCP_CC_INFO26

Get Congestion Control (optional) info.

TCP_SAVE_SYN27

Record SYN headers for new connections.

TCP_SAVED_SYN28

Get SYN headers recorded for connection.

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