Kieran, thank you to review.
On Thu, Apr 15, 2010 at 5:44 PM, Kieran Mansley <[email protected]> wrote: > On Thu, 2010-04-15 at 15:32 +0800, yueyue papa wrote: >> Hi All, >> >> I use lwIP in GPRS environment. Wireshark is setup in the server. I >> find these information: >> >> lwip device <--------------------> server (Wireshark running there) >> >> if TSS = 512, the TCP stream is working very stable. >> >> if TSS = 1024, 1460, there is always TCP ACK lost in server. The >> resend is always happen. >> >> The resend cause the performance down. > > Are you sure it is ACKs that are being lost rather than packets with > payload? Could you post an example wireshark capture to show this? > >> Is there a solution I could configure lwIP make duplicate ACK send, so >> as to decrease the ACK lost possibility? > > Not that I know of. > > Kieran > > > > _______________________________________________ > lwip-users mailing list > [email protected] > http://lists.nongnu.org/mailman/listinfo/lwip-users >
gprsSpeedSocketWavecomCase4.rar
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