connessione con cellulare huawei

[Massimo1968]

ecco il risultato della prova:
da live:

sudo lshw -c network
  *-network               
      description: Ethernet interface
      product: RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller
      vendor: Realtek Semiconductor Co., Ltd.
      physical id: 0
      bus info: pci@0000:02:00.0
      logical name: enp2s0
      version: 15
      serial: 80:ce:62:16:dc:29
      size: 100Mbit/s
      capacity: 1Gbit/s
      width: 64 bits
      clock: 33MHz
      capabilities: pm msi pciexpress msix bus_master cap_list ethernet physical tp mii 10bt 10bt-fd 100bt 100bt-fd 1000bt 1000bt-fd autonegotiation
      configuration: autonegotiation=on broadcast=yes driver=r8169 driverversion=2.3LK-NAPI duplex=full firmware=rtl8168h-2_0.0.2 02/26/15 ip=192.168.1.26 latency=0 link=yes multicast=yes port=MII speed=100Mbit/s
      resources: irq:32 ioport:3000(size=256) memory:f0304000-f0304fff memory:f0300000-f0303fff
  *-network
      description: Wireless interface
      product: Intel Corporation
      vendor: Intel Corporation
      physical id: 0
      bus info: pci@0000:03:00.0
      logical name: wlp3s0
      version: 10
      serial: 40:a3:cc:3e:ef:ea
      width: 64 bits
      clock: 33MHz
      capabilities: pm msi pciexpress bus_master cap_list ethernet physical wireless
      configuration: broadcast=yes driver=iwlwifi driverversion=4.18.0-15-generic firmware=29.1044073957.0 latency=0 link=no multicast=yes wireless=IEEE 802.11
      resources: irq:40 memory:f1000000-f1001fff

da installato:

massimo@massimo:~$ sudo lshw -c network
[sudo] password di massimo:
  *-network               
      description: Ethernet interface
      product: RTL8111/8168/8411 PCI Express Gigabit Ethernet Controller
      vendor: Realtek Semiconductor Co., Ltd.
      physical id: 0
      bus info: pci@0000:02:00.0
      logical name: enp2s0
      version: 15
      serial: 80:ce:62:16:dc:29
      size: 100Mbit/s
      capacity: 1Gbit/s
      width: 64 bits
      clock: 33MHz
      capabilities: pm msi pciexpress msix bus_master cap_list ethernet physical tp mii 10bt 10bt-fd 100bt 100bt-fd 1000bt-fd autonegotiation
      configuration: autonegotiation=on broadcast=yes driver=r8169 duplex=full firmware=rtl8168h-2_0.0.2 02/26/15 latency=0 link=yes multicast=yes port=MII speed=100Mbit/s
      resources: irq:32 ioport:3000(size=256) memory:f0304000-f0304fff memory:f0300000-f0303fff
  *-network
      description: Wireless interface
      product: Dual Band Wireless-AC 3168NGW [Stone Peak]
      vendor: Intel Corporation
      physical id: 0
      bus info: pci@0000:03:00.0
      logical name: wlp3s0
      version: 10
      serial: 40:a3:cc:3e:ef:ea
      width: 64 bits
      clock: 33MHz
      capabilities: pm msi pciexpress bus_master cap_list ethernet physical wireless
      configuration: broadcast=yes driver=iwlwifi driverversion=5.3.0-28-generic firmware=29.1044073957.0 latency=0 link=no multicast=yes wireless=IEEE 802.11
      resources: irq:35 memory:f1000000-f1001fff
massimo@massimo:~$

l'unica differenza sono quelle che ho evidenziato con grassetto ovvero: 
in live 
 description: Wireless interface
      product: Intel Corporation
da installato
 description: Wireless interface
      product: Dual Band Wireless-AC 3168NGW [Stone Peak]
altre io non ne ho viste, quindi non capisco come risolvere il problema.
grazie a tutti