[hp-840g1 mike]# ls /dev/ttyUSB*
ls: невозможно получить доступ к '/dev/ttyUSB*': Нет такого файла или каталога

[hp-840g1 mike]# touch /etc/wvdial.conf &&
> wvdialconf /etc/wvdial.conf
Editing `/etc/wvdial.conf'.

Scanning your serial ports for a modem.

Modem Port Scan<*1>: S0 S1 S2 S3

Sorry, no modem was detected! Is it in use by another program?
Did you configure it properly with setserial?

hp-840g1 mike]# hwinfo --short
cpu:
Intel® Core(TM) i5-4200U CPU @ 1.60GHz, 2042 MHz
Intel® Core(TM) i5-4200U CPU @ 1.60GHz, 2075 MHz
Intel® Core(TM) i5-4200U CPU @ 1.60GHz, 1993 MHz
Intel® Core(TM) i5-4200U CPU @ 1.60GHz, 2017 MHz
keyboard:
/dev/input/event3 AT Translated Set 2 keyboard
mouse:
/dev/input/mice SHARKOON 2.4G Mouse
/dev/input/mice PS/2 Generic Mouse
/dev/input/mice SynPS/2 Synaptics TouchPad
joystick:
/dev/input/event19 ST LIS3LV02DL Accelerometer
monitor:
LCD Monitor
ASUS VS247
graphics card:
Intel Haswell-ULT Integrated Graphics Controller
sound:
Intel 8 Series HD Audio Controller
Intel Haswell-ULT HD Audio Controller
storage:
Floppy disk controller
Intel 8 Series SATA Controller 1 [AHCI mode]
network:
wlo1 Intel Dual Band Wireless-N 7260
enp0s25 Intel Ethernet Connection I218-LM
network interface:
wlo1 Ethernet network interface
lo Loopback network interface
enp0s25 Ethernet network interface
disk:
/dev/sdb TS256GMTS430S
/dev/sda TOSHIBA-TR200
partition:
/dev/sdb1 Partition
/dev/sdb2 Partition
/dev/sdb5 Partition
/dev/sdb6 Partition
/dev/sdb7 Partition
/dev/sda1 Partition
/dev/sda2 Partition
/dev/sda5 Partition
/dev/sda6 Partition
/dev/sda7 Partition
usb controller:
Intel 8 Series USB EHCI 1
Intel 8 Series USB xHCI HC
bios:
BIOS
bridge:
Intel 8 Series PCI Express Root Port 1
Intel 8 Series LPC Controller
Intel 8 Series PCI Express Root Port 6
Intel 8 Series PCI Express Root Port 4
Intel Haswell-ULT DRAM Controller
hub:
Linux Foundation 2.0 root hub
Microchip Technology, Inc. (formerly SMSC) Hub
Intel Hub
Linux Foundation 2.0 root hub
Microchip Technology, Inc. (formerly SMSC) Hub
Linux Foundation 3.0 root hub
memory:
Main Memory
bluetooth:
Intel Bluetooth Device
unknown:
FPU
DMA controller
PIC
Keyboard controller
/dev/lp0 Parallel controller
PS/2 Controller
Realtek RTS5227 PCI Express Card Reader
Intel 8 Series HECI 0
Intel 8 Series SMBus Controller
HP hs3110 HSPA+ Mobile Broadband Device
/dev/input/event21 Chicony Electronics HP HD Webcam

[hp-840g1 mike]# lsusb -v

…
Bus 001 Device 003: ID 03f0:521d HP, Inc HP hs3110 HSPA+ Mobile Broadband Device
Device Descriptor:
bLength 18
bDescriptorType 1
bcdUSB 2.00
bDeviceClass 255 Vendor Specific Class
bDeviceSubClass 2
bDeviceProtocol 1
bMaxPacketSize0 64
idVendor 0x03f0 HP, Inc
idProduct 0x521d
bcdDevice 0.01
iManufacturer 5 Hewlett-Packard
iProduct 4 HP hs3110 HSPA+ Mobile Broadband Device
iSerial 0
bNumConfigurations 2
Configuration Descriptor:
bLength 9
bDescriptorType 2
wTotalLength 0x0151
bNumInterfaces 6
bConfigurationValue 1
iConfiguration 2 configuration 0
bmAttributes 0xa0
(Bus Powered)
Remote Wakeup
MaxPower 500mA
Interface Descriptor:
bLength 9
bDescriptorType 4
bInterfaceNumber 0
bAlternateSetting 0
bNumEndpoints 3
bInterfaceClass 255 Vendor Specific Class
bInterfaceSubClass 2
bInterfaceProtocol 1
iInterface 0
** UNRECOGNIZED: 05 24 00 10 01
** UNRECOGNIZED: 04 24 02 03
** UNRECOGNIZED: 05 24 01 00 00
** UNRECOGNIZED: 05 24 06 00 00
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x81 EP 1 IN
bmAttributes 3
Transfer Type Interrupt
Synch Type None
Usage Type Data
wMaxPacketSize 0x0040 1x 64 bytes
bInterval 5
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x82 EP 2 IN
bmAttributes 2
Transfer Type Bulk
Synch Type None
Usage Type Data
wMaxPacketSize 0x0200 1x 512 bytes
bInterval 32
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x01 EP 1 OUT
bmAttributes 2
Transfer Type Bulk
Synch Type None
Usage Type Data
wMaxPacketSize 0x0200 1x 512 bytes
bInterval 32
Interface Descriptor:
bLength 9
bDescriptorType 4
bInterfaceNumber 1
bAlternateSetting 0
bNumEndpoints 2
bInterfaceClass 255 Vendor Specific Class
bInterfaceSubClass 2
bInterfaceProtocol 2
iInterface 0
** UNRECOGNIZED: 05 24 00 10 01
** UNRECOGNIZED: 04 24 02 02
** UNRECOGNIZED: 05 24 01 00 01
** UNRECOGNIZED: 05 24 06 01 01
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x83 EP 3 IN
bmAttributes 2
Transfer Type Bulk
Synch Type None
Usage Type Data
wMaxPacketSize 0x0200 1x 512 bytes
bInterval 32
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x02 EP 2 OUT
bmAttributes 2
Transfer Type Bulk
Synch Type None
Usage Type Data
wMaxPacketSize 0x0200 1x 512 bytes
bInterval 32
Interface Descriptor:
bLength 9
bDescriptorType 4
bInterfaceNumber 2
bAlternateSetting 0
bNumEndpoints 2
bInterfaceClass 255 Vendor Specific Class
bInterfaceSubClass 2
bInterfaceProtocol 3
iInterface 0
** UNRECOGNIZED: 05 24 00 10 01
** UNRECOGNIZED: 04 24 02 02
** UNRECOGNIZED: 05 24 01 00 02
** UNRECOGNIZED: 05 24 06 02 02
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x84 EP 4 IN
bmAttributes 2
Transfer Type Bulk
Synch Type None
Usage Type Data
wMaxPacketSize 0x0200 1x 512 bytes
bInterval 32
Endpoint Descriptor:
bLength 7
bDescriptorType 5
bEndpointAddress 0x03 EP 3 OUT
bmAttributes 2
Transfer Type Bulk
Synch Type None
Usage Type Data
wMaxPacketSize 0x0200 1x 512 bytes
bInterval 32
…

hp-840g1 mike]# hwinfo --short --network
network interface:
wlo1 Ethernet network interface
lo Loopback network interface
enp0s25 Ethernet network interface