Hi, Have you enabled ICMP ?
#define LWIP_ICMP 1 #define LWIP_UDP 1 I closed CS by hardware as it caused my system not to response to ping. /* CHECKSUM_GEN_IP==1: Generate checksums in software for outgoing IP packets.*/ #define CHECKSUM_GEN_IP 1 /* CHECKSUM_GEN_UDP==1: Generate checksums in software for outgoing UDP packets.*/ #define CHECKSUM_GEN_UDP 1 /* CHECKSUM_GEN_TCP==1: Generate checksums in software for outgoing TCP packets.*/ #define CHECKSUM_GEN_TCP 1 /* CHECKSUM_CHECK_IP==1: Check checksums in software for incoming IP packets.*/ #define CHECKSUM_CHECK_IP 1 /* CHECKSUM_CHECK_UDP==1: Check checksums in software for incoming UDP packets.*/ #define CHECKSUM_CHECK_UDP 1 /* CHECKSUM_CHECK_TCP==1: Check checksums in software for incoming TCP packets.*/ #define CHECKSUM_CHECK_TCP 1 Noam. -----Original Message----- From: [email protected] [mailto:[email protected]] On Behalf Of UV Sent: ד 10 יולי 2013 09:53 To: [email protected] Subject: [lwip-users] No Ping Response Hi I'm using lwIP 1.4.1 on STM32F207. For some reason I cannot ping the device from my PC. I've modified icmp.c based on the bug# 38803 and it still does not work. I've attached a screen shot form Wireshark and CMD. Please help. UV WinShark_ScreenShot.PNG <http://lwip.100.n7.nabble.com/file/n21717/WinShark_ScreenShot.PNG> CMD_ScreenShot.PNG <http://lwip.100.n7.nabble.com/file/n21717/CMD_ScreenShot.PNG> -- View this message in context: http://lwip.100.n7.nabble.com/No-Ping-Response-tp21717.html Sent from the lwip-users mailing list archive at Nabble.com. _______________________________________________ lwip-users mailing list [email protected] https://lists.nongnu.org/mailman/listinfo/lwip-users ************************************************************************************ This footnote confirms that this email message has been scanned by PineApp Mail-SeCure for the presence of malicious code, vandals & computer viruses. ************************************************************************************ ************************************************************************************ This footnote confirms that this email message has been scanned by PineApp Mail-SeCure for the presence of malicious code, vandals & computer viruses. ************************************************************************************ _______________________________________________ lwip-users mailing list [email protected] https://lists.nongnu.org/mailman/listinfo/lwip-users
