# cat /sys/class/net/enp7s1/speed
1000
# mii-tool enp7s1
enp7s1: negotiated 1000baseT-FD flow-control, link ok
# ethtool enp7s1
Settings for enp7s1:
Supported ports: [ TP MII ]
Supported link modes: 10baseT/Half 10baseT/Full
100baseT/Half 100baseT/Full
1000baseT/Half 1000baseT/Full
Supported pause frame use: No
Supports auto-negotiation: Yes
Supported FEC modes: Not reported
Advertised link modes: 10baseT/Half 10baseT/Full
100baseT/Half 100baseT/Full
1000baseT/Half 1000baseT/Full
Advertised pause frame use: Symmetric Receive-only
Advertised auto-negotiation: Yes
Advertised FEC modes: Not reported
Link partner advertised link modes: 10baseT/Half 10baseT/Full
100baseT/Half 100baseT/Full
1000baseT/Full
Link partner advertised pause frame use: No
Link partner advertised auto-negotiation: Yes
Link partner advertised FEC modes: Not reported
Speed: 1000Mb/s
Duplex: Full
Port: MII
PHYAD: 0
Transceiver: internal
Auto-negotiation: on
Supports Wake-on: pumbg
Wake-on: g
Current message level: 0x00000033 (51)
drv probe ifdown ifup
Link detected: yes
# lshw -C network
*-network
description: Ethernet interface
product: RTL-8110SC/8169SC Gigabit Ethernet
vendor: Realtek Semiconductor Co., Ltd.
physical id: 1
bus info: pci@0000:07:01.0
logical name: enp7s1
version: 10
serial: bc:ae:c5:30:13:a5
size: 1Gbit/s
capacity: 1Gbit/s
width: 32 bits
clock: 66MHz
capabilities: pm vpd bus_master cap_list rom 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 ip=192.168.1.9 latency=64 link=yes maxlatency=64 mingnt=32 multicast=yes port=MII speed=1Gbit/s
resources: irq:19 ioport:e000(size=256) memory:fbe20000-fbe200ff memory:fbe00000-fbe1ffff
*-network
description: Ethernet interface
physical id: 1
logical name: docker0
serial: 02:42:aa:e0:3f:71
capabilities: ethernet physical
configuration: broadcast=yes driver=bridge driverversion=2.3 firmware=N/A ip=172.17.0.1 link=no multicast=yes