source-directory /etc/network/interfaces.d

auto wlan0
iface wlan0 inet static
wpa-ssid "MyWifiRouter"
wpa-psk "XXXXX"
address 192.168.0.77
netmask 255.255.255.0
gateway 192.168.0.1
dns-search google.com
dns-nameservers 8.8.8.8 8.8.4.4

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May 19 00:15:10 raspbx kernel: [    5.571517] usb 1-1.3: new high-speed USB device number 5 using dwc_otg
May 19 00:15:11 raspbx kernel: [    5.694510] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready
May 19 00:15:11 raspbx kernel: [    5.694540] brcmfmac: power management disabled
May 19 00:15:11 raspbx kernel: [    5.703281] usb 1-1.3: New USB device found, idVendor=12d1, idProduct=1520
May 19 00:15:11 raspbx kernel: [    5.703299] usb 1-1.3: New USB device strings: Mfr=3, Product=2, SerialNumber=0
May 19 00:15:11 raspbx kernel: [    5.703308] usb 1-1.3: Product: HUAWEI Mobile
May 19 00:15:11 raspbx kernel: [    5.703316] usb 1-1.3: Manufacturer: HUAWEI Technology
May 19 00:15:11 raspbx kernel: [    5.706479] usb-storage 1-1.3:1.0: USB Mass Storage device detected
May 19 00:15:11 raspbx kernel: [    5.709479] scsi host0: usb-storage 1-1.3:1.0
May 19 00:15:11 raspbx mtp-probe: checking bus 1, device 5: "/sys/devices/platform/soc/3f980000.usb/usb1/1-1/1-1.3"
May 19 00:15:11 raspbx mtp-probe: bus: 1, device: 5 was not an MTP device
May 19 00:15:11 raspbx kernel: [    6.039563] usb 1-1.3: USB disconnect, device number 5
May 19 00:15:11 raspbx kernel: [    6.077969] usbcore: registered new interface driver uas
May 19 00:15:14 raspbx kernel: [    9.029424] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
May 19 00:15:16 raspbx kernel: [   11.510456] Bluetooth: Core ver 2.22
May 19 00:15:16 raspbx kernel: [   11.510579] NET: Registered protocol family 31
May 19 00:15:16 raspbx kernel: [   11.510591] Bluetooth: HCI device and connection manager initialized
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