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43 questions

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144
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1
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no
votes
2024-09-05 09:41:45 +0000 SYN-bit flag of Netherlands

TCP Handshake unexpected behaviour

101
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1
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no
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2024-06-10 19:08:01 +0000 Jaap flag of Netherlands

Wireshark Logging Time

330
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1
answer
no
votes
2024-04-30 17:35:38 +0000 Chuckc

How Wireshark Calculate RTT

129
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1
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no
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2024-03-29 00:35:25 +0000 Chuckc

tcpd->rev->is_first_ack

89
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no
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no
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2023-10-02 08:52:18 +0000 grahamb flag of United Kingdom of Great Britain and Northern Ireland

No ack with dropped packet on win2019 hosted as VMs

97
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no
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no
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2023-05-11 14:49:08 +0000 dFx

tcp dup ack in excess (#170)

436
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1
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no
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2023-05-08 11:00:22 +0000 hugo.vanderkooij

Modbus TCP [Retransmission], [RST]

328
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no
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no
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2022-10-19 08:13:27 +0000 grahamb flag of United Kingdom of Great Britain and Northern Ireland

RST acknowledgment numbers

201
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no
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no
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2022-04-08 08:36:11 +0000 zhangdi_zt

tcp dup ack problem

299
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no
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no
votes
2021-11-28 15:10:22 +0000 gash

An ACK packet got lost in a TCP three way handshake

205
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no
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no
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2021-10-05 21:14:49 +0000 jmartie

RST, ACK Server to Host

6k
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1
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2020-06-28 10:00:04 +0000 Jasper

how to recognize a duplicate packet in wireshark ?

771
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1
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no
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2020-06-25 11:34:23 +0000 grahamb flag of United Kingdom of Great Britain and Northern Ireland

Handshake Modbus/TCP

1k
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no
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no
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2020-06-11 09:54:16 +0000 Christian_R flag of Germany

SFTP connection issue RST sent intead of ACK

518
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no
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no
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2020-06-03 19:54:58 +0000 dikkia

rst,ack after some tcp retrasmissions on a tls comms

458
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no
answers
no
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2020-05-06 09:06:37 +0000 codec

ack and delay ack

7k
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1
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no
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2019-09-19 16:22:36 +0000 Jaap flag of Netherlands

Red RST, ACK Why?

214
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no
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no
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2019-08-30 17:22:05 +0000 sigrant

TCP ACK with 1460 Bytes of Data

168
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no
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no
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2019-08-23 12:48:38 +0000 Notts19

Failures during high load

968
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1
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no
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2019-08-13 01:52:35 +0000 Spooky flag of Canada

Log analysis - suspicious inbound

838
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no
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no
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2019-07-31 17:48:11 +0000 dee

Windows updates issue

1k
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1
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no
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2019-07-01 09:21:26 +0000 SYN-bit flag of Netherlands

Receiver sends window update instead of DUP ACK

1k
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2
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no
votes
2019-04-04 09:25:44 +0000 dogwood

frame 1 [syn] -> frame 2 [rst, ack] on port 25 of remote server

477
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1
answer
no
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2019-03-04 16:18:07 +0000 becco981

ACK behavior

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