Hello, I am using GSM LTE Modem from Quectel EC21. I am having problem pinging the device after it has successfully acquired the IP address. The modem works fine on Windows machine when I try to use dial up connection. I am doing something wrong or my settings are not correct
Below is the log and config file. #define PPP_SUPPORT 1 /* Set > 0 for PPP */ #define NUM_PPP 1 /* Max PPP sessions. */ #define PPPOS_SUPPORT 1 #define PAP_SUPPORT 1 /* Set > 0 for PAP. */ #define CHAP_SUPPORT 1 /* Set > 0 for CHAP. */ #define MSCHAP_SUPPORT 0 /* Set > 0 for MSCHAP */ #define CBCP_SUPPORT 0 /* Set > 0 for CBCP (NOT FUNCTIONAL!) */ #define CCP_SUPPORT 0 /* Set > 0 for CCP */ #define VJ_SUPPORT 1 /* Set > 0 for VJ header compression. */ #define MD5_SUPPORT 1 /* Set > 0 for MD5 (see also CHAP) */ #define PPP_DEBUG LWIP_DBG_ON #define PRINTPKT_SUPPORT 1 8250:tNET>0.0.0.0.255.255terface pp IPce 8250:tNET>ppp phase changed[0]: phase=0 8250:tNET>ppp_connect[0]: holdoff=0 8250:tNET>ppp phase changed[0]: phase=3 8250:tNET>pppos_connect: unit 0: connecting 8250:tNET>ppp_start[0] 8250:tNET>ppp phase changed[0]: phase=6 8250:tNET>pppos_send_config[0]: out_accm=FF FF FF FF 8250:tNET>ppp_send_config[0] 8250:tNET>pppos_recv_config[0]: in_accm=FF FF FF FF 8250:tNET>ppp_recv_config[0] 8250:tNET> CHAP=1 CHAP_MD5=1s: 8250:tNET>sent [LCP ConfReq id=0x1 <asyncmap 0x0> <magic 0x448fe8ac> <pcomp> <accomp>] 8255:tNET>pppos_write[0]: len=24 8255:tNET>ppp_start[0]: finished 8265:TCP/IP>pppos_input[0]: got 99 bytes 8266:TCP/IP>rcvd [LCP ConfReq id=0x0 <asyncmap 0x0> <auth chap MD5> <magic 0x8ce22304> <pcomp> <accomp>] 8267:TCP/IP>sent [LCP ConfAck id=0x0 <asyncmap 0x0> <auth chap MD5> <magic 0x8ce22304> <pcomp> <accomp>] 8272:TCP/IP>pppos_write[0]: len=29 8273:TCP/IP>rcvd [LCP ConfAck id=0x1 <asyncmap 0x0> <magic 0x448fe8ac> <pcomp> <accomp>] 8273:TCP/IP>netif_set_mtu[0]: mtu=1500 8273:TCP/IP>pppos_send_config[0]: out_accm=0 0 0 0 8274:TCP/IP>ppp_send_config[0] 8274:TCP/IP>pppos_recv_config[0]: in_accm=0 0 0 0 8274:TCP/IP>ppp_recv_config[0] 8274:TCP/IP>ppp phase changed[0]: phase=7 8278:TCP/IP>pppos_input[0]: got 63 bytes 8279:TCP/IP>rcvd [LCP DiscReq id=0x1 magic=0x8ce22304] 8280:TCP/IP>rcvd [CHAP Challenge id=0x1 <7c74c0e1f0fb5cc034cd7687a7c0de25>, name = "UMTS_CHAP_SRVR"] 8280:TCP/IP>No CHAP secret found for authenticating us to UMTS_CHAP_SRVR 8281:TCP/IP>sent [CHAP Response id=0x1 <6a749ee30ba8736e7be0a62fb618565f>, name = ""] 8284:TCP/IP>pppos_write[0]: len=25 8286:TCP/IP>pppos_input[0]: got 10 bytes 8286:TCP/IP>rcvd [CHAP Success id=0x1 ""] 8286:TCP/IP>CHAP authentication succeeded 8287:TCP/IP>CHAP authentication succeeded 8287:TCP/IP>ppp phase changed[0]: phase=9 8287:TCP/IP>sent [IPCP ConfReq id=0x1 <compress VJ 0f 01> <addr 0.0.0.0>] 8290:TCP/IP>pppos_write[0]: len=20 8307:TCP/IP>pppos_input[0]: got 26 bytes 8307:TCP/IP>rcvd [IPCP ConfReq id=0x0] 8308:TCP/IP>sent [IPCP ConfNak id=0x0 <addr 0.0.0.0>] 8310:TCP/IP>pppos_write[0]: len=14 8310:TCP/IP>rcvd [IPCP ConfRej id=0x1 <compress VJ 0f 01>] 8311:TCP/IP>sent [IPCP ConfReq id=0x2 <addr 0.0.0.0>] 8313:TCP/IP>pppos_write[0]: len=14 8313:TCP/IP>pppos_input[0]: got 10 bytes 8314:TCP/IP>rcvd [IPCP ConfReq id=0x1] 8314:TCP/IP>sent [IPCP ConfAck id=0x1] 8315:TCP/IP>pppos_write[0]: len=8 8316:TCP/IP>pppos_input[0]: got 16 bytes 8316:TCP/IP>rcvd [IPCP ConfNak id=0x2 <addr 10.200.45.187>] 8317:TCP/IP>sent [IPCP ConfReq id=0x3 <addr 10.200.45.187>] 8319:TCP/IP>pppos_write[0]: len=14 8321:TCP/IP>pppos_input[0]: got 16 bytes 8321:TCP/IP>rcvd [IPCP ConfAck id=0x3 <addr 10.200.45.187>] 8322:TCP/IP>Could not determine remote IP address: defaulting to 10.64.64.64 8322:TCP/IP>sifvjcomp[0]: VJ compress enable=0 slot=0 max slot=0 8322:TCP/IP>netif: netmask of interface pp set to 255.255.255.255 8323:TCP/IP>netif: GW address of interface pp set to 10.64.64.64 8323:TCP/IP>netif_set_ipaddr: netif address being changed 8323:TCP/IP>netif: IP address of interface pp set to 10.200.45.187 8323:TCP/IP>sifup[0]: err_code=0 ppp_link_status_cb: PPPERR_NONE our_ip4addr = 10.200.45.187 his_ipaddr = 10.64.64.64 netmask = 255.255.255.255 dns1 = 0.0.0.0 dns2 = 0.0.0.0 8325:TCP/IP>local IP address 10.200.45.187 8325:TCP/IP>remote IP address 10.64.64.64 8325:TCP/IP>ppp phase changed[0]: phase=10 Regards, Tushar
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