Выполните команду

lshw -C network

Вывод:

 *-network
       description: Ethernet interface
       product: 82574L Gigabit Network Connection
       vendor: Intel Corporation
       physical id: 0
       bus info: pci@0000:0b:00.0
       logical name: eth0
       version: 00
       serial: 00:1b:21:4c:ee:fb
       size: 1Gbit/s
       capacity: 1Gbit/s
       width: 32 bits
       clock: 33MHz
       capabilities: pm msi pciexpress msix bus_master cap_list rom ethernet physical tp 10bt 10bt-fd 100bt 100bt-fd 1000bt-fd autonegotiation
       configuration: autonegotiation=on broadcast=yes driver=e1000e driverversion=2.3.2-k duplex=full firmware=1.8-0 ip=192.168.1.250 latency=0 link=yes multicast=yes port=twisted pair speed=1Gbit/s
       resources: irq:16 memory:fdde0000-fddfffff memory:fdd00000-fdd7ffff ioport:5000(size=32) memory:fdcf0000-fdcf3fff memory:fdc00000-fdc3ffff