yesterday i upgraded my ubuntu version from 15.04 to 15.10, my mobile 3G broadband is correctly connected but when i try to access to internet i can’t, here’s my system log if anyone can help me:
Oct 22 10:43:01 mohamed-ubuntumate NetworkManager[779]: (ttyUSB0): Activation: starting connection ‘Medi Telecom Abonnement 1’ (da0c734a-986b-4ede-a9e5-28310ad58318)
Oct 22 10:43:01 mohamed-ubuntumate NetworkManager[779]: (ttyUSB0): device state change: disconnected -> prepare (reason ‘none’) [30 40 0]
Oct 22 10:43:01 mohamed-ubuntumate NetworkManager[779]: NetworkManager state is now CONNECTING
Oct 22 10:43:01 mohamed-ubuntumate NetworkManager[779]: (ttyUSB0): device state change: prepare -> need-auth (reason ‘none’) [40 60 0]
Oct 22 10:43:01 mohamed-ubuntumate NetworkManager[779]: (ttyUSB0): device state change: need-auth -> prepare (reason ‘none’) [60 40 0]
Oct 22 10:43:01 mohamed-ubuntumate ModemManager[752]: Simple connect started…
Oct 22 10:43:01 mohamed-ubuntumate ModemManager[752]: Simple connect state (4/8): Wait to get fully enabled
Oct 22 10:43:01 mohamed-ubuntumate ModemManager[752]: Simple connect state (5/8): Register
Oct 22 10:43:01 mohamed-ubuntumate ModemManager[752]: Simple connect state (6/8): Bearer
Oct 22 10:43:01 mohamed-ubuntumate ModemManager[752]: Simple connect state (7/8): Connect
Oct 22 10:43:01 mohamed-ubuntumate ModemManager[752]: Modem /org/freedesktop/ModemManager1/Modem/2: state changed (registered -> connecting)
Oct 22 10:43:01 mohamed-ubuntumate NetworkManager[779]: (ttyUSB0): modem state changed, ‘registered’ --> ‘connecting’ (reason: user-requested)
Oct 22 10:43:01 mohamed-ubuntumate ModemManager[752]: Modem /org/freedesktop/ModemManager1/Modem/2: state changed (connecting -> connected)
Oct 22 10:43:01 mohamed-ubuntumate ModemManager[752]: Simple connect state (8/8): All done
Oct 22 10:43:01 mohamed-ubuntumate NetworkManager[779]: (ttyUSB0): modem state changed, ‘connecting’ --> ‘connected’ (reason: user-requested)
Oct 22 10:43:01 mohamed-ubuntumate NetworkManager[779]: (ttyUSB0): failed to look up interface index
Oct 22 10:43:01 mohamed-ubuntumate NetworkManager[779]: (ttyUSB0): device state change: prepare -> config (reason ‘none’) [40 50 0]
Oct 22 10:43:01 mohamed-ubuntumate NetworkManager[779]: (ttyUSB0): device state change: config -> ip-config (reason ‘none’) [50 70 0]
Oct 22 10:43:01 mohamed-ubuntumate NetworkManager[779]: (ttyUSB0): interface ttyUSB0 not up for IP configuration
Oct 22 10:43:01 mohamed-ubuntumate NetworkManager[779]: (ttyUSB0): using modem-specified IP timeout: 20 seconds
Oct 22 10:43:01 mohamed-ubuntumate NetworkManager[779]: starting PPP connection
Oct 22 10:43:01 mohamed-ubuntumate NetworkManager[779]: pppd started with pid 6019
Oct 22 10:43:01 mohamed-ubuntumate NetworkManager[779]: (ttyUSB0): IPv6 configuration disabled
Oct 22 10:43:01 mohamed-ubuntumate pppd[6019]: Plugin /usr/lib/pppd/2.4.6/nm-pppd-plugin.so loaded.
Oct 22 10:43:01 mohamed-ubuntumate NetworkManager[779]: Plugin /usr/lib/pppd/2.4.6/nm-pppd-plugin.so loaded.
Oct 22 10:43:01 mohamed-ubuntumate NetworkManager[779]: nm-pppd-plugin-Message: nm-ppp-plugin: (plugin_init): initializing
Oct 22 10:43:01 mohamed-ubuntumate pppd[6019]: pppd 2.4.6 started by root, uid 0
Oct 22 10:43:01 mohamed-ubuntumate NetworkManager[779]: nm-pppd-plugin-Message: nm-ppp-plugin: (nm_phasechange): status 3 / phase ‘serial connection’
Oct 22 10:43:01 mohamed-ubuntumate NetworkManager[779]: nm_device_get_device_type: assertion ‘NM_IS_DEVICE (self)’ failed
Oct 22 10:43:01 mohamed-ubuntumate NetworkManager[779]: (ppp0): new Generic device (carrier: UNKNOWN, driver: ‘unknown’, ifindex: 18)
Oct 22 10:43:01 mohamed-ubuntumate pppd[6019]: Using interface ppp0
Oct 22 10:43:01 mohamed-ubuntumate NetworkManager[779]: Using interface ppp0
Oct 22 10:43:01 mohamed-ubuntumate pppd[6019]: Connect: ppp0 <–> /dev/ttyUSB0
Oct 22 10:43:01 mohamed-ubuntumate NetworkManager[779]: Connect: ppp0 <–> /dev/ttyUSB0
Oct 22 10:43:01 mohamed-ubuntumate NetworkManager[779]: nm-pppd-plugin-Message: nm-ppp-plugin: (nm_phasechange): status 5 / phase ‘establish’
Oct 22 10:43:01 mohamed-ubuntumate NetworkManager[779]: nm-pppd-plugin-Message: nm-ppp-plugin: (nm_phasechange): status 6 / phase ‘authenticate’
Oct 22 10:43:01 mohamed-ubuntumate NetworkManager[779]: nm-pppd-plugin-Message: nm-ppp-plugin: (get_credentials): passwd-hook, requesting credentials…
Oct 22 10:43:01 mohamed-ubuntumate NetworkManager[779]: devices added (path: /sys/devices/virtual/net/ppp0, iface: ppp0)
Oct 22 10:43:01 mohamed-ubuntumate NetworkManager[779]: device added (path: /sys/devices/virtual/net/ppp0, iface: ppp0): no ifupdown configuration found.
Oct 22 10:43:01 mohamed-ubuntumate NetworkManager[779]: nm-pppd-plugin-Message: nm-ppp-plugin: (get_credentials): got credentials from NetworkManager
Oct 22 10:43:01 mohamed-ubuntumate pppd[6019]: CHAP authentication succeeded
Oct 22 10:43:01 mohamed-ubuntumate pppd[6019]: CHAP authentication succeeded
Oct 22 10:43:01 mohamed-ubuntumate NetworkManager[779]: CHAP authentication succeeded
Oct 22 10:43:01 mohamed-ubuntumate NetworkManager[779]: CHAP authentication succeeded
Oct 22 10:43:01 mohamed-ubuntumate NetworkManager[779]: nm-pppd-plugin-Message: nm-ppp-plugin: (nm_phasechange): status 8 / phase ‘network’
Oct 22 10:43:04 mohamed-ubuntumate pppd[6019]: Could not determine remote IP address: defaulting to 10.64.64.64
Oct 22 10:43:04 mohamed-ubuntumate NetworkManager[779]: Could not determine remote IP address: defaulting to 10.64.64.64
Oct 22 10:43:04 mohamed-ubuntumate NetworkManager[779]: local IP address 197.247.23.154
Oct 22 10:43:04 mohamed-ubuntumate pppd[6019]: local IP address 197.247.23.154
Oct 22 10:43:04 mohamed-ubuntumate pppd[6019]: remote IP address 10.64.64.64
Oct 22 10:43:04 mohamed-ubuntumate pppd[6019]: primary DNS address 8.8.8.8
Oct 22 10:43:04 mohamed-ubuntumate pppd[6019]: secondary DNS address 41.214.140.5
Oct 22 10:43:04 mohamed-ubuntumate NetworkManager[779]: keyfile: add connection in-memory (6fc663cf-d629-4ef8-80c0-fed721c9b0e0,“ppp0”)
Oct 22 10:43:04 mohamed-ubuntumate NetworkManager[779]: remote IP address 10.64.64.64
Oct 22 10:43:04 mohamed-ubuntumate NetworkManager[779]: primary DNS address 8.8.8.8
Oct 22 10:43:04 mohamed-ubuntumate NetworkManager[779]: secondary DNS address 41.214.140.5
Oct 22 10:43:04 mohamed-ubuntumate NetworkManager[779]: nm-pppd-plugin-Message: nm-ppp-plugin: (nm_phasechange): status 9 / phase ‘running’
Oct 22 10:43:04 mohamed-ubuntumate NetworkManager[779]: nm-pppd-plugin-Message: nm-ppp-plugin: (nm_ip_up): ip-up event
Oct 22 10:43:04 mohamed-ubuntumate NetworkManager[779]: nm-pppd-plugin-Message: nm-ppp-plugin: (nm_ip_up): sending IPv4 config to NetworkManager…
Oct 22 10:43:04 mohamed-ubuntumate NetworkManager[779]: (ppp0): device state change: unmanaged -> unavailable (reason ‘connection-assumed’) [10 20 41]
Oct 22 10:43:04 mohamed-ubuntumate NetworkManager[779]: (ppp0): device state change: unavailable -> disconnected (reason ‘connection-assumed’) [20 30 41]
Oct 22 10:43:04 mohamed-ubuntumate NetworkManager[779]: Device ‘ppp0’ has no connection; scheduling activate_check in 0 seconds.
Oct 22 10:43:04 mohamed-ubuntumate NetworkManager[779]: (ppp0): Activation: starting connection ‘ppp0’ (6fc663cf-d629-4ef8-80c0-fed721c9b0e0)
Oct 22 10:43:04 mohamed-ubuntumate NetworkManager[779]: PPP manager (IPv4 Config Get) reply received.
Oct 22 10:43:04 mohamed-ubuntumate whoopsie[772]: [10:43:04] Cannot reach: https://daisy.ubuntu.com
Oct 22 10:43:04 mohamed-ubuntumate NetworkManager[779]: (ppp0): device state change: disconnected -> prepare (reason ‘none’) [30 40 0]
Oct 22 10:43:04 mohamed-ubuntumate NetworkManager[779]: (ttyUSB0): device state change: ip-config -> ip-check (reason ‘none’) [70 80 0]
Oct 22 10:43:04 mohamed-ubuntumate NetworkManager[779]: (ppp0): device state change: prepare -> config (reason ‘none’) [40 50 0]
Oct 22 10:43:04 mohamed-ubuntumate NetworkManager[779]: (ppp0): device state change: config -> ip-config (reason ‘none’) [50 70 0]
Oct 22 10:43:04 mohamed-ubuntumate NetworkManager[779]: (ttyUSB0): device state change: ip-check -> secondaries (reason ‘none’) [80 90 0]
Oct 22 10:43:04 mohamed-ubuntumate NetworkManager[779]: (ppp0): arping could not be found; no ARPs will be sent
Oct 22 10:43:04 mohamed-ubuntumate NetworkManager[779]: (ppp0): device state change: ip-config -> ip-check (reason ‘none’) [70 80 0]
Oct 22 10:43:04 mohamed-ubuntumate NetworkManager[779]: (ttyUSB0): device state change: secondaries -> activated (reason ‘none’) [90 100 0]
Oct 22 10:43:04 mohamed-ubuntumate NetworkManager[779]: NetworkManager state is now CONNECTED_LOCAL
Oct 22 10:43:04 mohamed-ubuntumate NetworkManager[779]: NetworkManager state is now CONNECTED_GLOBAL
Oct 22 10:43:04 mohamed-ubuntumate NetworkManager[779]: Policy set ‘Medi Telecom Abonnement 1’ (ppp0) as default for IPv4 routing and DNS.
Oct 22 10:43:04 mohamed-ubuntumate NetworkManager[779]: Writing DNS information to /sbin/resolvconf
Oct 22 10:43:04 mohamed-ubuntumate dnsmasq[2003]: setting upstream servers from DBus
Oct 22 10:43:04 mohamed-ubuntumate dnsmasq[2003]: using nameserver 8.8.8.8#53
Oct 22 10:43:04 mohamed-ubuntumate dnsmasq[2003]: using nameserver 41.214.140.5#53
Oct 22 10:43:04 mohamed-ubuntumate NetworkManager[779]: (ttyUSB0): Activation: successful, device activated.
Oct 22 10:43:04 mohamed-ubuntumate dbus[721]: [system] Activating via systemd: service name=‘org.freedesktop.nm_dispatcher’ unit=‘dbus-org.freedesktop.nm-dispatcher.service’
Oct 22 10:43:04 mohamed-ubuntumate systemd[1]: Starting Network Manager Script Dispatcher Service…
Oct 22 10:43:04 mohamed-ubuntumate whoopsie[772]: [10:43:04] The default IPv4 route is: /org/freedesktop/NetworkManager/ActiveConnection/25
Oct 22 10:43:04 mohamed-ubuntumate whoopsie[772]: [10:43:04] Network connection may be a paid data plan: /org/freedesktop/NetworkManager/Devices/14
Oct 22 10:43:04 mohamed-ubuntumate NetworkManager[779]: (ppp0): device state change: ip-check -> secondaries (reason ‘none’) [80 90 0]
Oct 22 10:43:04 mohamed-ubuntumate dbus[721]: [system] Successfully activated service ‘org.freedesktop.nm_dispatcher’
Oct 22 10:43:04 mohamed-ubuntumate systemd[1]: Started Network Manager Script Dispatcher Service.
Oct 22 10:43:04 mohamed-ubuntumate nm-dispatcher: Dispatching action ‘up’ for ppp0
Oct 22 10:43:04 mohamed-ubuntumate whoopsie[772]: [10:43:04] Cannot reach: https://daisy.ubuntu.com
Oct 22 10:43:04 mohamed-ubuntumate systemd[1]: Stopping LSB: Start NTP daemon…
Oct 22 10:43:04 mohamed-ubuntumate ntp[6117]: * Stopping NTP server ntpd
Oct 22 10:43:04 mohamed-ubuntumate ntpd[5944]: ntpd exiting on signal 15
Oct 22 10:43:04 mohamed-ubuntumate ntp[6117]: …done.
Oct 22 10:43:04 mohamed-ubuntumate systemd[1]: Stopped LSB: Start NTP daemon.
Oct 22 10:43:04 mohamed-ubuntumate ntpdate[6126]: name server cannot be used: Temporary failure in name resolution (-3)
Oct 22 10:43:04 mohamed-ubuntumate systemd[1]: Starting LSB: Start NTP daemon…
Oct 22 10:43:04 mohamed-ubuntumate ntp[6154]: * Starting NTP server ntpd
Oct 22 10:43:04 mohamed-ubuntumate ntpd[6162]: ntpd [email protected] Fri Oct 2 10:30:36 UTC 2015 (1)
Oct 22 10:43:04 mohamed-ubuntumate ntpd[6163]: proto: precision = 0.768 usec
Oct 22 10:43:04 mohamed-ubuntumate ntpd[6163]: ntp_io: estimated max descriptors: 1024, initial socket boundary: 16
Oct 22 10:43:04 mohamed-ubuntumate ntp[6154]: …done.
Oct 22 10:43:04 mohamed-ubuntumate systemd[1]: Started LSB: Start NTP daemon.
Oct 22 10:43:04 mohamed-ubuntumate ntpd[6163]: Listen and drop on 0 v4wildcard 0.0.0.0 UDP 123
Oct 22 10:43:04 mohamed-ubuntumate ntpd[6163]: Listen and drop on 1 v6wildcard :: UDP 123
Oct 22 10:43:04 mohamed-ubuntumate ntpd[6163]: Listen normally on 2 lo 127.0.0.1 UDP 123
Oct 22 10:43:04 mohamed-ubuntumate ntpd[6163]: Listen normally on 3 ppp0 197.247.23.154 UDP 123
Oct 22 10:43:04 mohamed-ubuntumate ntpd[6163]: Listen normally on 4 lo ::1 UDP 123
Oct 22 10:43:04 mohamed-ubuntumate ntpd[6163]: peers refreshed
Oct 22 10:43:04 mohamed-ubuntumate ntpd[6163]: Listening on routing socket on fd #21 for interface updates
Oct 22 10:43:04 mohamed-ubuntumate ntpd[6163]: Deferring DNS for 0.ubuntu.pool.ntp.org 1
Oct 22 10:43:04 mohamed-ubuntumate ntpd[6163]: Deferring DNS for 1.ubuntu.pool.ntp.org 1
Oct 22 10:43:04 mohamed-ubuntumate ntpd[6163]: Deferring DNS for 2.ubuntu.pool.ntp.org 1
Oct 22 10:43:04 mohamed-ubuntumate ntpd[6163]: Deferring DNS for 3.ubuntu.pool.ntp.org 1
Oct 22 10:43:04 mohamed-ubuntumate ntpd[6163]: Deferring DNS for ntp.ubuntu.com 1
Oct 22 10:43:06 mohamed-ubuntumate NetworkManager[779]: (ppp0): arping could not be found; no ARPs will be sent