sctpTestClose.pkt 816 B

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  1. +0 socket(..., SOCK_STREAM, IPPROTO_SCTP) = 3
  2. +0 connect(3, ..., ...) = -1 EINPROGRESS (Operation now in progress)
  3. +0 > sctp: INIT[flgs=0, tag=..., a_rwnd=..., os=2048, is=10, tsn=0, ...]
  4. +0.05 < sctp: INIT_ACK[flgs=0, tag=22, a_rwnd=100000, os=2048, is=10, tsn=1, STATE_COOKIE[len=4, val=...]]
  5. +0 > sctp: COOKIE_ECHO[flgs=0, len=4, val=...]
  6. +0.05 < sctp: COOKIE_ACK[flgs=0]
  7. +0.05 write(3, ..., 1000) = 1000
  8. +0 > sctp: DATA[flgs=BE, len=1016, tsn=0, sid=0, ssn=0, ppid=0] // Other flags allowed: IU
  9. +0.05 < sctp: SACK[flgs=0, cum_tsn=0, a_rwnd=100000, gaps=[], dups=[]]
  10. +0.15 close(3) = 0
  11. +0 > sctp: SHUTDOWN[flgs=0, cum_tsn=0]
  12. // a DATA chunk has to be sent to provoke an ABORT chunk
  13. +0.05 < sctp: DATA[flgs=BE, len=1016, tsn=1, sid=0, ssn=0, ppid=0]
  14. +0 > sctp: ABORT[flgs=0] //t-bit=0