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无法连接到 wwan0 接口

tag-icon • tag-icon networking netplan
无法连接到 wwan0 接口

如果这是一个愚蠢的问题，我提前道歉。
所以我尝试使用 netplan 设置到我的 4g 调制解调器的网络连接，例如：

network:
  version: 2
  renderer: networkd
  ethernets:
     wwx001e101f0000:
           dhcp4: true

但它似乎不起作用我做错了什么：|

wwx001e101f0000: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc fq_codel state DOWN group default qlen 1000
    link/ether 00:1e:10:1f:00:00 brd ff:ff:ff:ff:ff:ff


usb 2-2: new high-speed USB device number 111 using xhci_hcd
usb 2-2: New USB device found, idVendor=12d1, idProduct=155e, bcdDevice= 1.02
usb 2-2: New USB device strings: Mfr=1, Product=2, SerialNumber=0
usb 2-2: Product: HUAWEI_MOBILE
usb 2-2: Manufacturer: HUAWEI_MOBILE
option 2-2:1.0: GSM modem (1-port) converter detected
usb 2-2: GSM modem (1-port) converter now attached to ttyUSB0
option 2-2:1.1: GSM modem (1-port) converter detected
usb 2-2: GSM modem (1-port) converter now attached to ttyUSB1
option 2-2:1.2: GSM modem (1-port) converter detected
usb 2-2: GSM modem (1-port) converter now attached to ttyUSB2
cdc_ncm 2-2:1.3: MAC-Address: 00:1e:10:1f:00:00
cdc_ncm 2-2:1.3: setting rx_max = 16384
cdc_ncm 2-2:1.3 wwan0: register 'cdc_ncm' at usb-0000:00:14.0-2, Mobile Broadband Network Device, 00:1e:10:1f:00:00
cdc_ncm 2-2:1.3 wwx001e101f0000: renamed from wwan0

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