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answered 2017-11-17 16:11:22 +0000
You can try the Wireshark (and tshark) display filter !(tcp.analysis.retransmission or tcp.analysis.fast_retransmission).
!(tcp.analysis.retransmission or tcp.analysis.fast_retransmission)
You can't use capture (BPF) filters as they have no knowledge of previous transmissions.