Bringing up PPP after ModemManager is up

[Dan Williams]

On Tue, 2015-04-21 at 10:11 -0700, Ali Nematollahi wrote:
> Thanks!!!
> 
> I removed those and ran it, still same response. It keeps coming back with
> this error:
> 
> ModemManager[3261]: <debug> [947014996.794344] [mm-base-manager.c:296]
> device_added(): (net/ppp0): could not get port's parent device

That's actually a harmless error and can be ignored.

Dan


> On Tue, Apr 21, 2015 at 9:50 AM, Aleksander Morgado <
> aleksander at aleksander.es> wrote:
> 
> > On Tue, Apr 21, 2015 at 6:36 PM, Ali Nematollahi <alirezan1 at gmail.com>
> > wrote:
> > > Script /usr/sbin/chat -v -f /etc/ppp/peers/hspa_chat finished (pid 4962),
> > > status = 0x0
> > > Serial connection established.
> > > using channel 1
> > > Using interface ppp0
> > > Connect: ppp0 <--> /dev/ttyUSB3
> > > ModemManager[3261]: <debug> [947011699.820755] [mm-base-manager.c:296]
> > > device_added(): (net/ppp0): could not get port's parent device
> > > Warning - secret file /etc/ppp/pap-secrets has world and/or group access
> > > sent [LCP ConfReq id=0x1 <asyncmap 0x0> <magic 0xdf31bf8f> <pcomp>
> > <accomp>]
> > > ModemManager[3261]: <debug> [947011701.975954] [mm-port-serial.c:1237]
> > > mm_port_serial_open(): (ttyUSB2) device open count is 2 (open)
> > > ModemManager[3261]: <debug> [947011701.976442]
> > [mm-broadband-modem.c:1991]
> > > modem_load_signal_quality(): loading signal quality...
> > > ModemManager[3261]: <debug> [947011701.976649] [mm-port-serial.c:1237]
> > > mm_port_serial_open(): (ttyUSB2) device open count is 3 (open)
> > > ModemManager[3261]: <debug> [947011701.976922] [mm-port-serial-at.c:440]
> > > debug_log(): (ttyUSB2): --> 'AT^SIND?<CR>'
> > > ModemManager[3261]: <debug> [947011702.049414] [mm-port-serial-at.c:440]
> > > debug_log(): (ttyUSB2): <-- '<CR><LF>OK<CR><LF>'
> > > ModemManager[3261]: <debug> [947011702.050791] [mm-port-serial.c:1237]
> > > mm_port_serial_open(): (ttyUSB2) device open count is 4 (open)
> > > ModemManager[3261]: <debug> [947011702.051690] [mm-port-serial.c:1294]
> > > _close_internal(): (ttyUSB2) device open count is 3 (close)
> > > ModemManager[3261]: <debug> [947011702.052479] [mm-port-serial-at.c:440]
> > > debug_log(): (ttyUSB2): --> 'AT+CSQ<CR>'
> > > ModemManager[3261]: <debug> [947011702.077731] [mm-port-serial-at.c:440]
> > > debug_log(): (ttyUSB2): <-- '<CR><LF>+CSQ:
> > 13,99<CR><LF><CR><LF>OK<CR><LF>'
> > > ModemManager[3261]: <debug> [947011702.078895] [mm-port-serial.c:1294]
> > > _close_internal(): (ttyUSB2) device open count is 2 (close)
> > > ModemManager[3261]: <debug> [947011702.080065] [mm-iface-modem.c:1165]
> > > update_signal_quality(): Modem /org/freedesktop/ModemManager1/Modem/0:
> > > signal quality updated (41)
> > > ModemManager[3261]: <debug> [947011702.083394] [mm-port-serial-at.c:440]
> > > debug_log(): (ttyUSB2): --> 'AT^SMONG<CR>'
> > > ModemManager[3261]: <debug> [947011702.103334] [mm-port-serial-at.c:440]
> > > debug_log(): (ttyUSB2): <-- '<CR><LF>ERROR<CR><LF>'
> > > ModemManager[3261]: <debug> [947011702.104258] [mm-serial-parsers.c:364]
> > > mm_serial_parser_v1_parse(): Got failure code 100: Unknown error
> > > ModemManager[3261]: <debug> [947011702.104909] [mm-iface-modem.c:934]
> > > access_technologies_check_ready(): Couldn't refresh access technologies:
> > > 'Unknown error'
> > > ModemManager[3261]: <debug> [947011702.105511] [mm-port-serial.c:1294]
> > > _close_internal(): (ttyUSB2) device open count is 1 (close)
> > > sent [LCP ConfReq id=0x1 <asyncmap 0x0> <magic 0xdf31bf8f> <pcomp>
> > <accomp>]
> > > sent [LCP ConfReq id=0x1 <asyncmap 0x0> <magic 0xdf31bf8f> <pcomp>
> > <accomp>]
> > > sent [LCP ConfReq id=0x1 <asyncmap 0x0> <magic 0xdf31bf8f> <pcomp>
> > <accomp>]
> > > sent [LCP ConfReq id=0x1 <asyncmap 0x0> <magic 0xdf31bf8f> <pcomp>
> > <accomp>]
> > > sent [LCP ConfReq id=0x1 <asyncmap 0x0> <magic 0xdf31bf8f> <pcomp>
> > <accomp>]
> > > sent [LCP ConfReq id=0x1 <asyncmap 0x0> <magic 0xdf31bf8f> <pcomp>
> > <accomp>]
> > > sent [LCP ConfReq id=0x1 <asyncmap 0x0> <magic 0xdf31bf8f> <pcomp>
> > <accomp>]
> > > LCP: timeout sending Config-Requests
> > > Connection terminated.
> > > Script /usr/sbin/chat -v -f /etc/ppp/peers/hspa_chat_down finished (pid
> > > 5134), status = 0x0
> >
> >
> > I'd remove these from your pppd config list:
> >
> > 115200
> > connect '/usr/sbin/chat -v -f /etc/ppp/peers/hspa_chat'
> > disconnect '/usr/sbin/chat -v -f /etc/ppp/peers/hspa_chat_down'
> >
> > There's no chat needed before PPP gets to play with the port, plus not
> > sure if requesting to use a new baudrate will actually work at this
> > point.
> >
> > --
> > Aleksander
> > https://aleksander.es
> >
> _______________________________________________
> ModemManager-devel mailing list
> ModemManager-devel at lists.freedesktop.org
> http://lists.freedesktop.org/mailman/listinfo/modemmanager-devel