![蓝牙互联网/DUN(网络管理器)仅适用于新启动的手机](https://linux22.com/image/1076549/%E8%93%9D%E7%89%99%E4%BA%92%E8%81%94%E7%BD%91%2FDUN%EF%BC%88%E7%BD%91%E7%BB%9C%E7%AE%A1%E7%90%86%E5%99%A8%EF%BC%89%E4%BB%85%E9%80%82%E7%94%A8%E4%BA%8E%E6%96%B0%E5%90%AF%E5%8A%A8%E7%9A%84%E6%89%8B%E6%9C%BA.png)
我通过蓝牙和 Nokia C7 手机连接到移动互联网。当手机刚启动时,蓝牙连接成功(即我在 nm-applet 中单击连接,正确设置,然后连接),但如果不成功,我在 dmesg 中收到以下信息:
Dec 28 21:28:16 falx NetworkManager[1031]: <info> Activation (94:20:53:D9:C8:C8) starting connection 'Vodafone Predefinito'
Dec 28 21:28:16 falx NetworkManager[1031]: <info> (94:20:53:D9:C8:C8): device state change: disconnected -> prepare (reason 'none') [30 40 0]
Dec 28 21:28:16 falx NetworkManager[1031]: <info> Activation (94:20:53:D9:C8:C8) Stage 1 of 5 (Device Prepare) scheduled...
Dec 28 21:28:16 falx NetworkManager[1031]: <info> Activation (94:20:53:D9:C8:C8) Stage 1 of 5 (Device Prepare) started...
Dec 28 21:28:16 falx NetworkManager[1031]: <info> Activation (94:20:53:D9:C8:C8) Stage 2 of 5 (Device Configure) scheduled...
Dec 28 21:28:16 falx NetworkManager[1031]: <info> Activation (94:20:53:D9:C8:C8) Stage 1 of 5 (Device Prepare) complete.
Dec 28 21:28:16 falx NetworkManager[1031]: <info> Activation (94:20:53:D9:C8:C8) Stage 2 of 5 (Device Configure) starting...
Dec 28 21:28:16 falx NetworkManager[1031]: <info> (94:20:53:D9:C8:C8): device state change: prepare -> config (reason 'none') [40 50 0]
Dec 28 21:28:16 falx NetworkManager[1031]: <info> Activation (94:20:53:D9:C8:C8) Stage 2 of 5 (Device Configure) complete.
Dec 28 21:28:20 falx NetworkManager[1031]: <info> Activation (94:20:53:D9:C8:C8 94:20:53:D9:C8:C8/bluetooth) Stage 2 of 5 (Device Configure) successful. Will connect via DUN.
Dec 28 21:28:20 falx NetworkManager[1031]: <info> Activation (94:20:53:D9:C8:C8/bluetooth) Stage 2 of 5 (Device Configure) waiting for modem to appear.
Dec 28 21:28:20 falx modem-manager[998]: <info> (rfcomm0) opening serial port...
Dec 28 21:28:20 falx kernel: [23928.016873] rfcomm_tty_ioctl: TIOCGSERIAL is not supported
Dec 28 21:28:21 falx modem-manager[998]: <info> (rfcomm0) closing serial port...
Dec 28 21:28:21 falx modem-manager[998]: <info> (rfcomm0) serial port closed
Dec 28 21:28:21 falx modem-manager[998]: <info> (rfcomm0) opening serial port...
Dec 28 21:28:21 falx modem-manager[998]: <info> (Generic): GSM modem /sys/devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.4 claimed port rfcomm0
Dec 28 21:28:21 falx kernel: [23928.827280] rfcomm_tty_ioctl: TIOCGSERIAL is not supported
Dec 28 21:28:21 falx modem-manager[998]: <info> (rfcomm0) closing serial port...
Dec 28 21:28:21 falx modem-manager[998]: <info> (rfcomm0) serial port closed
Dec 28 21:28:21 falx NetworkManager[1031]: <info> Activation (94:20:53:D9:C8:C8/bluetooth) Stage 2 of 5 (Device Configure) modem found.
Dec 28 21:28:21 falx modem-manager[998]: <info> (rfcomm0) opening serial port...
Dec 28 21:28:21 falx modem-manager[998]: <info> Modem /org/freedesktop/ModemManager/Modems/5: state changed (disabled -> enabling)
Dec 28 21:28:21 falx kernel: [23929.158953] rfcomm_tty_ioctl: TIOCGSERIAL is not supported
Dec 28 21:28:22 falx modem-manager[998]: <info> Modem /org/freedesktop/ModemManager/Modems/5: state changed (enabling -> enabled)
Dec 28 21:28:22 falx modem-manager[998]: <info> Modem /org/freedesktop/ModemManager/Modems/5: state changed (enabled -> registered)
Dec 28 21:28:22 falx NetworkManager[1031]: <warn> GSM connection failed: (32) Unknown registration status response
Dec 28 21:28:22 falx NetworkManager[1031]: <info> (94:20:53:D9:C8:C8): device state change: config -> failed (reason 'unknown') [50 120 1]
Dec 28 21:28:22 falx NetworkManager[1031]: <info> Marking connection 'Vodafone Predefinito' invalid.
Dec 28 21:28:22 falx NetworkManager[1031]: <warn> Activation (94:20:53:D9:C8:C8) failed.
Dec 28 21:28:22 falx NetworkManager[1031]: <info> (94:20:53:D9:C8:C8): device state change: failed -> disconnected (reason 'none') [120 30 0]
Dec 28 21:28:22 falx NetworkManager[1031]: <info> (94:20:53:D9:C8:C8): deactivating device (reason 'none') [0]
Dec 28 21:28:22 falx NetworkManager[1031]: nm_system_iface_flush_routes: assertion `ifindex > 0' failed
Dec 28 21:28:22 falx NetworkManager[1031]: nm_system_iface_flush_addresses: assertion `ifindex > 0' failed
Dec 28 21:28:22 falx modem-manager[998]: <info> (rfcomm0) closing serial port...
Dec 28 21:28:22 falx modem-manager[998]: <info> (rfcomm0) serial port closed
Dec 28 21:28:22 falx modem-manager[998]: <info> (tty/rfcomm0): released by modem /sys/devices/pci0000:00/0000:00:1a.0/usb1/1-1/1-1.4
Dec 28 21:28:22 falx modem-manager[998]: <info> Modem /org/freedesktop/ModemManager/Modems/5: state changed (registered -> disabled)
Dec 28 21:28:22 falx modem-manager[998]: mm_generic_gsm_update_signal_quality: assertion `self != NULL' failed
重启手机后,连接就正常了。我使用其他供应商(奥地利的 Orange)时也遇到了同样的问题,使用同一供应商(沃达丰)的其他手机时则没有遇到任何问题。
我没有发现任何提到此类问题的 C7 帖子,因此我认为它在 Windows 下运行良好。有什么提示吗?
(我正在运行最新的 Ubuntu 11.10)
答案1
被发现是modemmanager解析手机响应的问题,参见gnome 错误 #667869或者启动板错误 #916038。