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ack duplicate segments too to prevent connection hanging when a single transmitted ACK gets lost

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jani 2003-01-14 09:38:10 +00:00
parent 3e6202f614
commit 049853362a
1 changed files with 1 additions and 0 deletions
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src/core/tcp_in.c
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@ -873,6 +873,7 @@ tcp_receive(struct tcp_pcb *pcb)
/* must be a duplicate of a packet that has already been correctly handled */ /* must be a duplicate of a packet that has already been correctly handled */
DEBUGF(TCP_INPUT_DEBUG, ("tcp_receive: duplicate seqno %lu\n", seqno)); DEBUGF(TCP_INPUT_DEBUG, ("tcp_receive: duplicate seqno %lu\n", seqno));
tcp_ack_now(pcb);
} }
} }