Hi Funk: Thank you for your suggestion , it works now , the line insert software checksum to ICMP packet
Thank you very much Vincent From: [email protected] [mailto:[email protected]] On Behalf Of Funk, Artur Sent: 2012年6月6日 19:49 To: Mailing list for lwIP users Subject: Re: [lwip-users] ping thread fails to works when IP, UDP, TCP and ICMP checksums by hardware An idea: comment this line in ping_prepare_echo function: iecho->chksum = inet_chksum(iecho, len); Von: [email protected] [mailto:[email protected]] Im Auftrag von vincent cui Gesendet: Mittwoch, 6. Juni 2012 13:12 An: Mailing list for lwIP users Betreff: [lwip-users] ping thread fails to works when IP, UDP, TCP and ICMP checksums by hardware All I ported ping thread from contrib. packet, and found that it fails to works when IP, UDP, TCP and ICMP checksums by HW. But it works when those checksums by SW. Anyone meets same problem ? Regards, Vincent
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