Hi Shivaraj, On Sat, Jan 19, 2019 at 12:32:16PM +0530, shivaraj Dandagihalli wrote: > Hi, > I'm using the linux-lwip here i'm not able to receive the ppp packets, > whatever we are sending we receive the same data packets.please find the > following attached log and send me some proper solution.
The reason could not be written more clearly in the debug log: "Serial line is looped back.". Please configure your TTY in RAW mode. This is obvious once you remove all the useless garbage from the log: $ egrep '^(sent|rcvd)' 3G_ppp_log.txt sent [LCP ConfReq id=0x1 <asyncmap 0x0> <magic 0xa697346c> <pcomp> <accomp>] rcvd [LCP ConfReq id=0x1 <asyncmap 0x0> <magic 0xa697346c> <pcomp> <accomp>] sent [LCP ConfNak id=0x1 <magic 0x2b572cc0>] rcvd [LCP ConfNak id=0x1 <magic 0x2b572cc0>] sent [LCP ConfReq id=0x2 <asyncmap 0x0> <magic 0x1f3d4b7f> <pcomp> <accomp>] rcvd [LCP ConfReq id=0x2 <asyncmap 0x0> <magic 0x1f3d4b7f> <pcomp> <accomp>] sent [LCP ConfNak id=0x2 <magic 0x18addfe7>] rcvd [LCP ConfNak id=0x2 <magic 0x18addfe7>] sent [LCP ConfReq id=0x3 <asyncmap 0x0> <magic 0x8a70613> <pcomp> <accomp>] rcvd [LCP ConfReq id=0x3 <asyncmap 0x0> <magic 0x8a70613> <pcomp> <accomp>] sent [LCP ConfNak id=0x3 <magic 0xbc09c631>] rcvd [LCP ConfNak id=0x3 <magic 0xbc09c631>] sent [LCP ConfReq id=0x4 <asyncmap 0x0> <magic 0x3f2d2486> <pcomp> <accomp>] rcvd [LCP ConfReq id=0x4 <asyncmap 0x0> <magic 0x3f2d2486> <pcomp> <accomp>] sent [LCP ConfNak id=0x4 <magic 0x63434104>] rcvd [LCP ConfNak id=0x4 <magic 0x63434104>] sent [LCP ConfReq id=0x5 <asyncmap 0x0> <magic 0x7c6b5dd7> <pcomp> <accomp>] rcvd [LCP ConfReq id=0x5 <asyncmap 0x0> <magic 0x7c6b5dd7> <pcomp> <accomp>] sent [LCP ConfNak id=0x5 <magic 0x49f5853e>] rcvd [LCP ConfNak id=0x5 <magic 0x49f5853e>] sent [LCP ConfReq id=0x6 <asyncmap 0x0> <magic 0xf4c591f7> <pcomp> <accomp>] rcvd [LCP ConfReq id=0x6 <asyncmap 0x0> <magic 0xf4c591f7> <pcomp> <accomp>] sent [LCP ConfNak id=0x6 <magic 0xe066343f>] rcvd [LCP ConfNak id=0x6 <magic 0xe066343f>] sent [LCP ConfReq id=0x7 <asyncmap 0x0> <magic 0x9434156d> <pcomp> <accomp>] rcvd [LCP ConfReq id=0x7 <asyncmap 0x0> <magic 0x9434156d> <pcomp> <accomp>] sent [LCP ConfNak id=0x7 <magic 0xa881b27e>] rcvd [LCP ConfNak id=0x7 <magic 0xa881b27e>] sent [LCP ConfReq id=0x8 <asyncmap 0x0> <magic 0xe061b65e> <pcomp> <accomp>] rcvd [LCP ConfReq id=0x8 <asyncmap 0x0> <magic 0xe061b65e> <pcomp> <accomp>] sent [LCP ConfNak id=0x8 <magic 0xdcfd53dc>] rcvd [LCP ConfNak id=0x8 <magic 0xdcfd53dc>] sent [LCP ConfReq id=0x9 <asyncmap 0x0> <magic 0x3ee790d0> <pcomp> <accomp>] rcvd [LCP ConfReq id=0x9 <asyncmap 0x0> <magic 0x3ee790d0> <pcomp> <accomp>] sent [LCP ConfNak id=0x9 <magic 0xaa15cb88>] rcvd [LCP ConfNak id=0x9 <magic 0xaa15cb88>] sent [LCP ConfReq id=0xa <asyncmap 0x0> <magic 0x4cc840e> <pcomp> <accomp>] rcvd [LCP ConfReq id=0xa <asyncmap 0x0> <magic 0x4cc840e> <pcomp> <accomp>] sent [LCP ConfNak id=0xa <magic 0xab028367>] rcvd [LCP ConfNak id=0xa <magic 0xab028367>] sent [LCP TermReq id=0xb "Loopback detected"] rcvd [LCP TermReq id=0xb "Loopback detected"] sent [LCP TermAck id=0xb] rcvd [LCP TermAck id=0xb] Sylvain
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