USB_to_LAN

Testing USB-to-LAN adapters in Linux environments.

Debian Test Lab

Name	Image	PCB_Image	device IDs	Port	Price	Testing Environment	Info
USB-to-LAN-BASIC			35b5:3500	USB 2.0	180	PASS speedtest Debian GNU/Linux 11 (bullseye) 5.10.0-32-amd64	Type : USB Adapter Bus Interface : Universal Serial Bus (USB2.0/1.1) Transfer Rate : USB 1.1/2.0 data transfer rate - 12 / 480 Mbps and LAN data transfer rate - 10 / 100 Mbps Half/Full duplex 10/100 Mbps operation OS Support: Windows98/Me/2000/XP
HAMMOK 2.0			0bda:8152	USB 2.0	260	PASS speedtest Debian GNU/Linux 11 (bullseye) 5.10.0-32-amd64
HAMMOK 3.0				TYPE-C	700	not_yet
LIVETECH 2.0			0bda:8152	USB 2.0	300	PASS speedtest Debian GNU/Linux 11 (bullseye) 5.10.0-32-amd64
COCONUT 2.0				USB 2.0	270	not_yet
COCONUT 3.0				USB 3.0	650	not_yet

USB-to-LAN-BASIC

To configure your USB to LAN adapter (enxec9a0c107e8c)

$ ip

6: enxec9a0c107e8c: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc pfifo_fast state DOWN group default qlen 1000
    link/ether ec:9a:0c:10:7e:8c brd ff:ff:ff:ff:ff:ff
    inet 192.168.96.55/24 brd 192.168.96.255 scope global noprefixroute enxec9a0c107e8c
       valid_lft forever preferred_lft forever
    inet6 fe80::f561:ba40:e06d:53de/64 scope link tentative noprefixroute 
       valid_lft forever preferred_lft forever

$ sudo lshw -C network

       description: Ethernet interface
       physical id: 3
       bus info: usb@1:7
       logical name: enxec9a0c107e8c
       serial: ec:9a:0c:10:7e:8c
       capabilities: ethernet physical
       configuration: broadcast=yes driver=cdc_ether driverversion=5.10.0-32-amd64 firmware=CDC Ethernet Device link=no multicast=yes

Using systemd and Network Configuration Files

Create a New Service

sudo nano /etc/systemd/system/usb-lan-auto-connect.service

usb-lan-auto-connect.service

[Unit]
Description=Auto Connect USB to LAN Adapter
After=network.target

[Service]
Type=oneshot
ExecStart=/sbin/ip link set enxec9a0c107e8c up
ExecStart=/sbin/dhclient enxec9a0c107e8c
RemainAfterExit=yes

[Install]
WantedBy=multi-user.target

sudo systemctl enable usb-lan-auto-connect.service
sudo systemctl start usb-lan-auto-connect.service

Notes:

USB-to-LAN-BASIC

/sbin/modinfo usbnet
/sbin/modinfo cdc_ether
filename:       /lib/modules/5.10.0-32-amd64/kernel/drivers/net/usb/cdc_ether.ko

Oct 11 05:55:47 SH4D0W6 kernel: usb 1-7: Product: SZNX LAN 100M   
Oct 11 05:55:47 SH4D0W6 kernel: usb 1-7: Manufacturer: Naxiang   
Oct 11 05:55:47 SH4D0W6 kernel: usb 1-7: SerialNumber: EC9A0C107E8C

LIVE_TECH 2.0

Bus 001 Device 006: ID 0bda:8152 Realtek Semiconductor Corp. RTL8152 Fast Ethernet Adapter


[  174.210918] usb 1-7: new high-speed USB device number 6 using xhci_hcd
[  174.359746] usb 1-7: New USB device found, idVendor=0bda, idProduct=8152, bcdDevice=20.00
[  174.359752] usb 1-7: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  174.359756] usb 1-7: Product: USB 10/100 LAN
[  174.359760] usb 1-7: Manufacturer: Realtek
[  174.359763] usb 1-7: SerialNumber: 00E04C360B55

https://electronics.stackexchange.com/questions/207268/may-rj45-connector-with-magnetics-connected-in-series
https://lceda.cn/modules/RTL8153-USB3-zhuan-qian-zhao-wang_e46fa0cf74e543fc8797c70aea426145
https://electronics.stackexchange.com/questions/526002/rtl8152b-ethernet-phy-heating-up

HAMMOK 2.0

Bus 001 Device 007: ID 0bda:8152 Realtek Semiconductor Corp. RTL8152 Fast Ethernet Adapter


[  380.360168] usb 1-7: new high-speed USB device number 7 using xhci_hcd
[  380.509101] usb 1-7: New USB device found, idVendor=0bda, idProduct=8152, bcdDevice=20.00
[  380.509104] usb 1-7: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  380.509106] usb 1-7: Product: USB 10/100 LAN
[  380.509107] usb 1-7: Manufacturer: Realtek
[  380.509108] usb 1-7: SerialNumber: 00E04C36032E