phi*_*hag 5 linux modem debian wwan
在 Linux 上使用我的华为 ME906(使用 debian sid、debian Experimental、Fedora 24 和 Ubuntu 16.04 进行测试,但在 Windows 10 下结果相同)时,我收到 或ERROR
消息NO CARRIER
(取决于我使用的设备)。与这个问题相反,该行为是一致的,并且当我在启动后很长时间运行 wvdial 时也会发生。我已删除 SIM PIN 码并验证移动网络是否适用于 Android 智能手机。
使用 Linux 4.7.0-rc4,我看到 5 个可以关联到该卡的设备:
/dev/ttyUSB0
- 讲 AT,输出如下所示/dev/ttyUSB1
- 无输出(GPS?)/dev/ttyUSB2
- 说出 AT,但回答 ERROR 而不是 NO CARRIER to dial/dev/ttyUSB3
- 与 /dev/ttyUSB0 相同的行为/dev/ttyUSB4
- 无输出(GPS?)这是我使用特制的 wvdial.conf得到的输出:
--> WvDial: Internet dialer version 1.61
--> Initializing modem.
--> Sending: ATZ
ATZ
OK
--> Sending: AT+CFUN=1
AT+CFUN=1
OK
--> Sending: ATQ0 V1 E1 S0=0
ATQ0 V1 E1 S0=0
OK
--> Sending: AT+CGDCONT=1,"IP","internet.t-mobile"
AT+CGDCONT=1,"IP","internet.t-mobile"
OK
--> Sending: ATI
ATI
Manufacturer: Huawei Technologies Co., Ltd.
Model: ME906s-158
Revision: 11.617.00.00.00
IMEI: 8<snip by @phihag>0
+GCAP: +CGSM,+DS,+ES
OK
--> Sending: AT+CPIN?
AT+CPIN?
+CPIN: READY
OK
--> Sending: AT+CFUN?
AT+CFUN?
+CFUN: 1
OK
--> Sending: AT+CSQ
AT+CSQ
+CSQ: 99,99
OK
--> Sending: AT+CREG?
AT+CREG?
+CREG: 0,2
OK
--> Modem initialized.
--> Sending: ATD*99#
--> Waiting for carrier.
ATD*99#
NO CARRIER
--> No Carrier! Trying again.
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最后 5 行然后重复 10 次以上。
其他工具(如 sakis3g 和 ModemManager/NetworkManager)在尝试连接时也会挂起。
我还看到与调制解调器关联的网络链接,但也无法访问:
$ ip link
...
6: enp0s20f0u5c2: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc pfifo_fast state DOWN mode DEFAULT group default qlen 1000
link/ether 02:1e:10:1f:00:00 brd ff:ff:ff:ff:ff:ff
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我认为rfkill
不要主动:
$ rfkill list
0: tpacpi_bluetooth_sw: Bluetooth
Soft blocked: no
Hard blocked: no
1: tpacpi_wwan_sw: Wireless WAN
Soft blocked: no
Hard blocked: no
3: phy0: Wireless LAN
Soft blocked: no
Hard blocked: no
10: hci0: Bluetooth
Soft blocked: no
Hard blocked: no
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(和......说话/dev/ttyUSB0
)
AT^RFSWITCH?
^RFSWITCH: 1,1
OK
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按照建议,我尝试使用AT^NDISDUP
相反的方法,但无济于事(尽管在接下来ATZ
我看到了其他行):
$ minicom -D /dev/ttyUSB0
ATZ
OK
^PDPSTATUS: 2
^NDISSTAT: 0,0,,"IPV4"
AT^NDISDUP=1,1,"internet.t-mobile"
OK
AT^DHCP?
ERROR
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然而,ip link
仍然显示NO-CARRIER,并且dhclient -v enp0s20f0u5c2
也超时。随着ethtool
我看到:
$ ethtool -i enp0s20f0u5c2
driver: cdc_ether
version: 22-Aug-2005
firmware-version: CDC Ethernet Device
expansion-rom-version:
bus-info: usb-0000:00:14.0-5
supports-statistics: no
supports-test: no
supports-eeprom-access: no
supports-register-dump: no
supports-priv-flags: no
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dmesg 对我来说看起来不错:
[ 11.674523] cdc_ether 1-5:2.0 usb0: register 'cdc_ether' at usb-0000:00:14.0-5, CDC Ethernet Device, 02:1e:10:1f:00:00
[ 11.674630] usbcore: registered new interface driver cdc_ether
[ 11.675451] option 1-5:2.2: GSM modem (1-port) converter detected
[ 11.675746] usb 1-5: GSM modem (1-port) converter now attached to ttyUSB0
[ 11.675767] option 1-5:2.3: GSM modem (1-port) converter detected
[ 11.676499] usb 1-5: GSM modem (1-port) converter now attached to ttyUSB1
[ 11.676528] option 1-5:2.4: GSM modem (1-port) converter detected
[ 11.676569] usb 1-5: GSM modem (1-port) converter now attached to ttyUSB2
[ 11.676586] option 1-5:2.5: GSM modem (1-port) converter detected
[ 11.676620] usb 1-5: GSM modem (1-port) converter now attached to ttyUSB3
[ 11.676637] option 1-5:2.6: GSM modem (1-port) converter detected
[ 11.676672] usb 1-5: GSM modem (1-port) converter now attached to ttyUSB4
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同样,lsusb
输出看起来相当正常。
如何连接我的华为 ME906?
小智 2
你检查过 AT^RFSWITCH 了吗?地位?它应该返回 AT^RFSWITCH: 1,1。如果有任何零,则调制解调器处于 rfkill“飞行”模式。
华为调制解调器有两种 rfswitch(也称为 rflock 或 rfkill)设置:一种硬件和一种软件。可以通过发出 AT^RFSWITCH=1 来禁用软件 rf-kill。
必须从主板/平台禁用硬件设置,因为它实际上会拉低 M.2/mPCIe 连接器上的引脚。在笔记本电脑上,这通常由 ACPI 功能键控制。在我的 X260 上,这在 Linux 上公开为 /sys/class/rfkill/rfkill3/state
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