lsusb && ip address
Bus 004 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 003 Device 002: ID 046a:b090 Cherry GmbH Keyboard
Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 003: ID 0bda:b812 Realtek Semiconductor Corp. 802.11ac NIC
Bus 001 Device 004: ID 062a:4102 MosArt Semiconductor Corp. 2.4G Wireless Mouse
Bus 001 Device 011: ID 12d1:108a Huawei Technologies Co., Ltd. BLN-L21
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
inet 127.0.0.1/8 scope host lo
valid_lft forever preferred_lft forever
inet6 ::1/128 scope host
valid_lft forever preferred_lft forever
2: enp30s0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc fq_codel state UP group default qlen 1000
link/ether 4c:cc:6a:fc:f9:c3 brd ff:ff:ff:ff:ff:ff
5: enp3s0f0u1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc fq_codel state UNKNOWN group default qlen 1000
link/ether e2:61:f8:72:74:4a brd ff:ff:ff:ff:ff:ff
inet 192.168.42.245/24 brd 192.168.42.255 scope global dynamic noprefixroute enp3s0f0u1
valid_lft 3404sec preferred_lft 3404sec
inet6 2003:e0:370e:3745:731d:1e85:f49:9a9/64 scope global dynamic noprefixroute
valid_lft 86233sec preferred_lft 14233sec
inet6 fe80::631e:3ad4:333f:2de9/64 scope link noprefixroute
valid_lft forever preferred_lft forever
Okay, thanks for the correction, i thought Device-1 would be just the LAN port.
I'm 100% procnt sure my mainboard has no WiFi, but i will try to blacklist Device-1 and Device-2 anyway. I have currently a smartphone with tethering connected, just if you see one unexpected device or it plays a role.