*-network
   description: Ethernet interface
   product: RTL8101/2/6E PCI Express Fast/Gigabit Ethernet controller
   vendor: Realtek Semiconductor Co., Ltd.
   physical id: 0
   bus info: pci@0000:01:00.0
   logical name: enp1s0
   version: 07
   serial: b0:6e:bf:59:cb:d5
   size: 100Mbit/s
   capacity: 100Mbit/s
   width: 64 bits
   clock: 33MHz
   capabilities: pm msi pciexpress msix vpd bus_master cap_list ethernet physical tp mii 10bt 10bt-fd 100bt 100bt-fd autonegotiation
   configuration: autonegotiation=on broadcast=yes driver=r8169 driverversion=2.3LK-NAPI duplex=full firmware=rtl8106e-1_0.0.1 06/29/12 latency=0 link=yes multicast=yes port=MII speed=100Mbit/s
   resources: irq:126 ioport:e000(size=256) memory:91204000-91204fff memory:91200000-91203fff
*-network
   description: Wireless interface
   product: QCA9565 / AR9565 Wireless Network Adapter
   vendor: Qualcomm Atheros
   physical id: 0
   bus info: pci@0000:02:00.0
   logical name: wlp2s0
   version: 01
   serial: 64:6e:69:49:d2:9e
   width: 64 bits
   clock: 33MHz
   capabilities: pm msi pciexpress bus_master cap_list rom ethernet physical wireless
   configuration: broadcast=yes driver=ath9k driverversion=4.15.0-12-generic firmware=N/A latency=0 link=no multicast=yes wireless=IEEE 802.11
   resources: irq:23 memory:91100000-9117ffff memory:91180000-9118ffff

# interfaces(5) file used by ifup(8) and ifdown(8)
auto lo
iface lo inet loopback

0: phy0: Wireless LAN
Soft blocked: no
Hard blocked: no
1: hci0: Bluetooth
Soft blocked: yes
Hard blocked: no

[    2.790248] r8169 0000:01:00.0 enp1s0: renamed from eth0
[   25.833572] IPv6: ADDRCONF(NETDEV_UP): enp1s0: link is not ready
[   26.113377] r8169 0000:01:00.0 enp1s0: link down
[   26.113664] IPv6: ADDRCONF(NETDEV_UP): enp1s0: link is not ready
[  246.501765] r8169 0000:01:00.0 enp1s0: link up
[  246.501785] IPv6: ADDRCONF(NETDEV_CHANGE): enp1s0: link becomes ready
[  356.459974] r8169 0000:01:00.0 enp1s0: link down
[ 1654.639469] r8169 0000:01:00.0 enp1s0: link up

enp1s0: flags=4099<UP,BROADCAST,MULTICAST>  mtu 1500
    ether b0:6e:bf:59:cb:d5  txqueuelen 1000  (Ethernet)
    RX packets 548  bytes 75510 (75.5 KB)
    RX errors 0  dropped 110  overruns 0  frame 0
    TX packets 103  bytes 14579 (14.5 KB)
    TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0

lo: flags=73<UP,LOOPBACK,RUNNING>  mtu 65536
    inet 127.0.0.1  netmask 255.0.0.0
    inet6 ::1  prefixlen 128  scopeid 0x10<host>
    loop  txqueuelen 1000  (Local Loopback)
    RX packets 7050  bytes 429355 (429.3 KB)
    RX errors 0  dropped 0  overruns 0  frame 0
    TX packets 7050  bytes 429355 (429.3 KB)
    TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0

wlp2s0: flags=4099<UP,BROADCAST,MULTICAST>  mtu 1500
    ether 64:6e:69:49:d2:9e  txqueuelen 1000  (Ethernet)
    RX packets 340  bytes 67484 (67.4 KB)
    RX errors 0  dropped 73  overruns 0  frame 0
    TX packets 83  bytes 13795 (13.7 KB)
    TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0