tcp_basic_client.pkt 642 B

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  1. // SPDX-License-Identifier: GPL-2.0
  2. //
  3. // Minimal active open.
  4. // First to close connection.
  5. `./defaults.sh`
  6. 0 socket(..., SOCK_STREAM, IPPROTO_TCP) = 4
  7. // Connect to server: active open: three-way handshake
  8. +0...0 connect(4, ..., ...) = 0
  9. +0 > S 0:0(0) <mss 1460,sackOK,TS val 0 ecr 0,nop,wscale 8>
  10. +0 < S. 0:0(0) ack 1 win 65535 <mss 1460,sackOK,nop,nop,nop,wscale 7>
  11. +0 > . 1:1(0) ack 1
  12. // Send data
  13. +0 send(4, ..., 1000, 0) = 1000
  14. +0 > P. 1:1001(1000) ack 1
  15. +0 < . 1:1(0) ack 1001 win 257
  16. +0 close(4) = 0
  17. +0 > F. 1001:1001(0) ack 1
  18. +0 < F. 1:1(0) ack 1002 win 257
  19. +0 > . 1002:1002(0) ack 2