topic Re: pppd process terminated with modem hangup in i.MX Processors https://community.nxp.com/t5/i-MX-Processors/pppd-process-terminated-with-modem-hangup/m-p/1008559#M149374 <HTML><HEAD></HEAD><BODY><P>It seems the provider is rejecting the compression request.<BR />Please try to play with protocol options.</P></BODY></HTML> Wed, 26 Feb 2020 06:47:46 GMT b36401 2020-02-26T06:47:46Z pppd process terminated with modem hangup https://community.nxp.com/t5/i-MX-Processors/pppd-process-terminated-with-modem-hangup/m-p/1008558#M149373 <HTML><HEAD></HEAD><BODY><P>Hello Dear,</P><P>i am facing below issues while connecting device with gsm module with imx6dq boards</P><P>is my gsm module working properly ?</P><P></P><P>: pppd 2.4.7 started by root, uid 0<BR />01-01 00:08:42.341&nbsp; 1433&nbsp; 1433 D pppd&nbsp;&nbsp;&nbsp; : Script chat -t 15 -f /system/etc/ppp/chat-isp1 finished (pid 1435), status = 0x0<BR />01-01 00:08:42.341&nbsp; 1433&nbsp; 1433 I pppd&nbsp;&nbsp;&nbsp; : Serial connection established.<BR />01-01 00:08:42.342&nbsp; 1433&nbsp; 1433 D pppd&nbsp;&nbsp;&nbsp; : using channel 3<BR />01-01 00:08:42.343&nbsp; 1433&nbsp; 1433 W pppd&nbsp;&nbsp;&nbsp; : u-blox PPP unit -48 as it is in use<BR />01-01 00:08:42.345&nbsp; 1433&nbsp; 1433 I pppd&nbsp;&nbsp;&nbsp; : Using interface ppp0<BR />01-01 00:08:42.346&nbsp; 1433&nbsp; 1433 I pppd&nbsp;&nbsp;&nbsp; : Connect: ppp0 &lt;--&gt; /dev/ttyACM1<BR />01-01 00:08:43.347&nbsp; 1433&nbsp; 1433 W pppd&nbsp;&nbsp;&nbsp; : Warning - secret file /data/vendor/uril/pap-secrets has world and/or group access<BR />01-01 00:08:43.348&nbsp; 1433&nbsp; 1433 D pppd&nbsp;&nbsp;&nbsp; : sent [LCP ConfReq id=0x1 &lt;asyncmap 0x0&gt; &lt;magic 0x6203a21&gt; &lt;pcomp&gt; &lt;accomp&gt;]<BR />01-01 00:08:43.350&nbsp; 1433&nbsp; 1433 D pppd&nbsp;&nbsp;&nbsp; : rcvd [LCP ConfReq id=0x1 &lt;asyncmap 0x0&gt; &lt;magic 0x59aa304f&gt; &lt;pcomp&gt; &lt;accomp&gt;]<BR />01-01 00:08:43.351&nbsp; 1433&nbsp; 1433 D pppd&nbsp;&nbsp;&nbsp; : sent [LCP ConfAck id=0x1 &lt;asyncmap 0x0&gt; &lt;magic 0x59aa304f&gt; &lt;pcomp&gt; &lt;accomp&gt;]<BR />01-01 00:08:43.351&nbsp; 1433&nbsp; 1433 D pppd&nbsp;&nbsp;&nbsp; : rcvd [LCP ConfAck id=0x1 &lt;asyncmap 0x0&gt; &lt;magic 0x6203a21&gt; &lt;pcomp&gt; &lt;accomp&gt;]<BR />01-01 00:08:43.351&nbsp; 1433&nbsp; 1433 D pppd&nbsp;&nbsp;&nbsp; : sent [CCP ConfReq id=0x1 &lt;deflate 15&gt; &lt;deflate(old#) 15&gt; &lt;bsd v1 15&gt;]<BR />01-01 00:08:43.351&nbsp; 1433&nbsp; 1433 D pppd&nbsp;&nbsp;&nbsp; : sent [IPCP ConfReq id=0x1 &lt;compress VJ 0f 01&gt; &lt;addr 0.0.0.0&gt; &lt;ms-dns1 0.0.0.0&gt; &lt;ms-dns2 0]<BR />01-01 00:08:43.363&nbsp; 1433&nbsp; 1433 D pppd&nbsp;&nbsp;&nbsp; : rcvd [LCP ProtRej id=0x2 80 fd 01 01 00 0f 1a 04 78 00 18 04 78 00 15]<BR />01-01 00:08:43.363&nbsp; 1433&nbsp; 1433 D pppd&nbsp;&nbsp;&nbsp; : Protocol-Reject for 'Compression Control Protocol' (0x80fd) received<BR />01-01 00:08:43.363&nbsp; 1433&nbsp; 1433 D pppd&nbsp;&nbsp;&nbsp; : rcvd [LCP TermReq id=0x3]<BR />01-01 00:08:43.363&nbsp; 1433&nbsp; 1433 I pppd&nbsp;&nbsp;&nbsp; : LCP terminated by peer<BR />01-01 00:08:43.363&nbsp; 1433&nbsp; 1433 D pppd&nbsp;&nbsp;&nbsp; : sent [LCP TermAck id=0x3]<BR />01-01 00:08:44.738&nbsp; 1433&nbsp; 1433 I pppd&nbsp;&nbsp;&nbsp; : Modem hangup<BR />01-01 00:08:44.738&nbsp; 1433&nbsp; 1433 I pppd&nbsp;&nbsp;&nbsp; : Connection terminated.<BR />01-01 00:08:45.770&nbsp; 1433&nbsp; 1433 I pppd&nbsp;&nbsp;&nbsp; : Exit.</P></BODY></HTML> Tue, 25 Feb 2020 08:35:01 GMT https://community.nxp.com/t5/i-MX-Processors/pppd-process-terminated-with-modem-hangup/m-p/1008558#M149373 shilesh_babu 2020-02-25T08:35:01Z Re: pppd process terminated with modem hangup https://community.nxp.com/t5/i-MX-Processors/pppd-process-terminated-with-modem-hangup/m-p/1008559#M149374 <HTML><HEAD></HEAD><BODY><P>It seems the provider is rejecting the compression request.<BR />Please try to play with protocol options.</P></BODY></HTML> Wed, 26 Feb 2020 06:47:46 GMT https://community.nxp.com/t5/i-MX-Processors/pppd-process-terminated-with-modem-hangup/m-p/1008559#M149374 b36401 2020-02-26T06:47:46Z