Public bug reported:
Binary package hint: modemmanager
I cannot connect to the university network using the integrated Dell
5520 HSDPA card in my Laptop.
NetworkManager debug output:
NetworkManager: <info> Activation (ttyUSB0) starting connection 'Vodafone (D2)
connection 1'
NetworkManager: <info> (ttyUSB0): device state change: 3 -> 4 (reason 0)
NetworkManager: <info> Activation (ttyUSB0) Stage 1 of 5 (Device Prepare)
scheduled...
NetworkManager: <info> Activation (ttyUSB0) Stage 1 of 5 (Device Prepare)
started...
NetworkManager: <info> (ttyUSB0): device state change: 4 -> 6 (reason 0)
NetworkManager: <info> Activation (ttyUSB0) Stage 1 of 5 (Device Prepare)
complete.
NetworkManager: <info> Activation (ttyUSB0) Stage 1 of 5 (Device Prepare)
scheduled...
NetworkManager: <info> Activation (ttyUSB0) Stage 1 of 5 (Device Prepare)
started...
NetworkManager: <info> (ttyUSB0): device state change: 6 -> 4 (reason 0)
NetworkManager: <info> Activation (ttyUSB0) Stage 1 of 5 (Device Prepare)
complete.
NetworkManager: <WARN> stage1_prepare_done(): GSM modem connection failed:
Network timeout
NetworkManager: <info> (ttyUSB0): device state change: 4 -> 9 (reason 1)
NetworkManager: <info> Marking connection 'Vodafone (D2) connection 1' invalid.
NetworkManager: Tried to set deprecated property gsm/puk
NetworkManager: <info> Activation (ttyUSB0) failed.
NetworkManager: <info> (ttyUSB0): device state change: 9 -> 3 (reason 0)
NetworkManager: <info> (ttyUSB0): deactivating device (reason: 0).
NetworkManager: flush_routes: assertion `iface_idx >= 0' failed
NetworkManager: flush_addresses: assertion `iface_idx >= 0' failed
NetworkManager: <info> (wlan0): writing resolv.conf to /sbin/resolvconf
NetworkManager: <info> Policy set 'eduroam' (wlan0) as default for routing and
DNS.
modemmanager --debug output:
** Message: (ttyUSB0) opening serial device...
** (modem-manager:4008): DEBUG: (ttyUSB0): --> 'ATE0 V1<CR>'
** (modem-manager:4008): DEBUG: (ttyUSB0): <-- '<CR><LF>OK<CR><LF>'
** (modem-manager:4008): DEBUG: (ttyUSB0): --> 'AT+CPIN?<CR>'
** (modem-manager:4008): DEBUG: (ttyUSB0): <-- '<CR><LF>+CPIN:
READY<CR><LF><CR><LF>OK<CR><LF>'
** (modem-manager:4008): DEBUG: (ttyUSB0): --> 'ATZ E0 V1 X4 &C1
+CMEE=1;+CFUN=1<CR>'
** (modem-manager:4008): DEBUG: (ttyUSB0): <-- '<CR><LF>OK<CR><LF>'
** (modem-manager:4008): DEBUG: (ttyUSB0): --> 'AT+CPIN?<CR>'
** (modem-manager:4008): DEBUG: (ttyUSB0): <-- '<CR><LF>+CPIN:
READY<CR><LF><CR><LF>OK<CR><LF>'
** (modem-manager:4008): DEBUG: (ttyUSB0): --> 'AT+COPS=0,,<CR>'
** (modem-manager:4008): DEBUG: (ttyUSB0): <-- '<CR><LF>OK<CR><LF>'
** (modem-manager:4008): DEBUG: (ttyUSB0): --> 'AT+CREG?<CR>'
** (modem-manager:4008): DEBUG: (ttyUSB0): <-- '<CR><LF>+CREG:
0,2<CR><LF><CR><LF>OK<CR><LF>'
** (modem-manager:4008): DEBUG: Registration state changed: 2
** (modem-manager:4008): DEBUG: (ttyUSB0): --> 'AT+CREG?<CR>'
** (modem-manager:4008): DEBUG: (ttyUSB0): <-- '<CR><LF>+CREG:
0,2<CR><LF><CR><LF>OK<CR><LF>'
** (modem-manager:4008): DEBUG: (ttyUSB0): --> 'AT+CREG?<CR>'
** (modem-manager:4008): DEBUG: (ttyUSB0): <-- '<CR><LF>+CREG:
0,2<CR><LF><CR><LF>OK<CR><LF>'
** (modem-manager:4008): DEBUG: (ttyUSB0): --> 'AT+CREG?<CR>'
** (modem-manager:4008): DEBUG: (ttyUSB0): <-- '<CR><LF>+CREG:
0,0<CR><LF><CR><LF>OK<CR><LF>'
** (modem-manager:4008): DEBUG: Registration state changed: 0
** (modem-manager:4008): DEBUG: (ttyUSB0): --> 'AT+CREG?<CR>'
** (modem-manager:4008): DEBUG: (ttyUSB0): <-- '<CR><LF>+CREG:
0,0<CR><LF><CR><LF>OK<CR><LF>'
** (modem-manager:4008): DEBUG: (ttyUSB0): --> 'AT+CREG?<CR>'
** (modem-manager:4008): DEBUG: (ttyUSB0): <-- '<CR><LF>+CREG:
0,0<CR><LF><CR><LF>OK<CR><LF>'
** (modem-manager:4008): DEBUG: (ttyUSB0): --> 'AT+CREG?<CR>'
** (modem-manager:4008): DEBUG: (ttyUSB0): <-- '<CR><LF>+CREG:
0,0<CR><LF><CR><LF>OK<CR><LF>'
** (modem-manager:4008): DEBUG: (ttyUSB0): --> 'AT+CREG?<CR>'
** (modem-manager:4008): DEBUG: (ttyUSB0): <-- '<CR><LF>+CREG:
0,0<CR><LF><CR><LF>OK<CR><LF>'
[this is repeated for about a minute]
** (modem-manager:4008): DEBUG: (ttyUSB0): --> 'AT+CREG?<CR>'
** (modem-manager:4008): DEBUG: (ttyUSB0): <-- '<CR><LF>+CREG:
0,0<CR><LF><CR><LF>OK<CR><LF>'
** (modem-manager:4008): DEBUG: (ttyUSB0): --> 'AT+CFUN=0<CR>'
** (modem-manager:4008): DEBUG: (ttyUSB0): <-- '<CR><LF>OK<CR><LF>'
** Message: (ttyUSB0) closing serial device...
This is not a regression, it never worked for me with this card before.
wvdial or plain pppd works fine. Updating to
modemmanager_0.2.git.20091008t171625.a088f12-0ubuntu2~nmt1_amd64.deb
from the network-manager ppa does not help.
** Affects: modemmanager (Ubuntu)
Importance: Undecided
Status: New
--
Cannot connect with Dell 5520 3G card
https://bugs.launchpad.net/bugs/447347
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