What type is your modem? Check your modem serial setting, and try to use some AT command to change the flow control.
On Wed, Jan 27, 2010 at 9:28 AM, Xingwen Huang <hxwsi...@gmail.com> wrote: > I check the data on the port, and find one issue. > i use chat util to dial ATD*99***1#, and it got the CONNECT and other data > (I guest it is the REQ from the peer) > 0d 0a 43 4f 4e 4e 45 43-54 0d 0a (CONNECT) > 7e ff 7d 23 c0 21 7d 21-7d 21 7d 20 7d 32 7d 22 > 7d 26 7d 20 7d 2a 7d 20-7d 20 7d 23 7d 24 c0 23 > 7d 27 7d 22 7d 28 7d 22-55 83 7e > > However, the pppd seems to ignore the REQ, > sent [LCP ConfReq id=0x1 <asyncmap 0x0>] > rcvd [LCP ConfNak id=0x1 <asyncmap 0xa0000>] > sent [LCP ConfReq id=0x2 <asyncmap 0xa0000>] > rcvd [LCP ConfAck id=0x2 <asyncmap 0xa0000>] > > rcvd [LCP ConfReq id=0x1 <asyncmap 0xa0000> <auth pap> <pcomp> <accomp>] > sent [LCP ConfRej id=0x1 <pcomp> <accomp>] > > rcvd [LCP ConfReq id=0x2 <asyncmap 0xa0000> <auth pap>] > sent [LCP ConfAck id=0x2 <asyncmap 0xa0000> <auth pap>] > > > PAP authentication succeeded > sent [IPCP ConfReq id=0x2 <addr 0.0.0.0> <ms-dns1 0.0.0.0> <ms-dns3 > 0.0.0.0>] > rcvd [IPCP ConfReq id=0x1] > rcvd rcvd [LCP TermReq id=0x3] > > Will that REQ be the point? > > > On Tue, Jan 26, 2010 at 6:08 PM, ypluo <lypin...@gmail.com> wrote: > >> my work version with China unicom/CMCC >> /dev/ttyUSB1 >> crtscts >> noauth >> nodetach >> usepeerdns >> defaultroute >> modem >> 460800 >> 0.0.0.0:0.0.0.0 >> noipdefault >> >> it's highly dependent on your modem implementation, I suggest set less >> options, and if possible check the modem's log. >> >> the ppp link setup proc, firstly AT command for pdp context LCP link >> setup, may along with auth, then the ipcp procedure to get IP address, >> please refer to 3GPP TS27.060 >> >> >> >> >> >> -- >> unsubscribe: >> android-porting+unsubscr...@googlegroups.com<android-porting%2bunsubscr...@googlegroups.com> >> website: http://groups.google.com/group/android-porting >> > > -- > unsubscribe: > android-porting+unsubscr...@googlegroups.com<android-porting%2bunsubscr...@googlegroups.com> > website: http://groups.google.com/group/android-porting > -- unsubscribe: android-porting+unsubscr...@googlegroups.com website: http://groups.google.com/group/android-porting
