From mboxrd@z Thu Jan 1 00:00:00 1970 Content-Type: multipart/mixed; boundary="===============6986825800162572005==" MIME-Version: 1.0 From: Marcel Holtmann Subject: Re: PPP LCP configuration issue Date: Thu, 01 Apr 2010 18:00:17 -0700 Message-ID: <1270170017.22331.52.camel@localhost.localdomain> In-Reply-To: <1270106746.22331.28.camel@localhost.localdomain> List-Id: To: ofono@ofono.org --===============6986825800162572005== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Hi Kristen, > so I added some debug code to actually print the options during the > configuration stage. And something seems to be wrong here. > = > lcp: pppcp_open_event: current state 0:INITIAL > lcp: pppcp_up_event: current state 1:STARTING > lcp: pppcp_initialize_restart_count: current state 1:STARTING > lcp: pppcp_send_configure_request: current state 1:STARTING > lcp: option 2 len 6 (Async-Control-Character-Map) 00 00 00 00 > lcp: pppcp_process_configure_request: current state 6:REQSENT > lcp: option 2 len 6 (Async-Control-Character-Map) 00 00 00 00 > lcp: option 3 len 5 (Authentication-Protocol) c2 23 05 > lcp: option 5 len 6 (Magic-Number) 01 ff ef e0 > lcp: option 7 len 2 (Protocol-Field-Compression) > lcp: option 8 len 2 (Address-and-Control-Field-Compression) > lcp: pppcp_rcr_plus_event: current state 6:REQSENT > lcp: pppcp_send_configure_ack: current state 6:REQSENT > lcp: option 2 len 6 (Async-Control-Character-Map) 00 00 00 00 > lcp: option 3 len 5 (Authentication-Protocol) c2 23 05 > lcp: option 5 len 6 (Magic-Number) 01 ff ef e0 > lcp: option 7 len 2 (Protocol-Field-Compression) > lcp: option 8 len 2 (Address-and-Control-Field-Compression) > lcp: pppcp_process_configure_ack: current state 8:ACKSENT > lcp: option 2 len 6 (Async-Control-Character-Map) 00 00 00 00 > oops -- found acked option 2 we didn't request > lcp: pppcp_rca_event: current state 8:ACKSENT > lcp: pppcp_initialize_restart_count: current state 8:ACKSENT > = > I see the oops comment here, but we clearly requested the async control > character map. So why does it get recognized as not requested? This is > clearly a bug and needs to be fixed. so I added pppdump support to GAtPPP and gsmdial. This allows us to create log files that can be read by pppdump and Wireshark. The method of debugging with strace is just not feasible. The attached log file is one of these. I see a couple of confirmation requests that were send twice in a row. That seems to be wrong. Can you explain what is going on. 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