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ACKs are not generated when receiving segments and the window is zero #22

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whitequark opened this issue Jun 26, 2017 · 1 comment
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ACKs are not generated when receiving segments and the window is zero #22

whitequark opened this issue Jun 26, 2017 · 1 comment
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@whitequark
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From RFC 793:

When the receiving TCP has a zero window and a segment arrives it must
still send an acknowledgment showing its next expected sequence number
and current window (zero).
@whitequark
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Fixed as a side effect of f3dc845.

@benbrittain benbrittain mentioned this issue Jul 15, 2022
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