D1-UNKNOWN-IMEI:~ # ethtool eth0
Settings for eth0:
        Supported ports: [ TP MII ]
        Supported link modes:   10baseT/Half 10baseT/Full
                                100baseT/Half 100baseT/Full
                                1000baseT/Full
        Supported pause frame use: No
        Supports auto-negotiation: Yes
        Advertised link modes:  10baseT/Half 10baseT/Full
                                100baseT/Half 100baseT/Full
                                1000baseT/Full
        Advertised pause frame use: No
        Advertised auto-negotiation: Yes
        Link partner advertised link modes:  10baseT/Half 10baseT/Full
                                             100baseT/Half 100baseT/Full
                                             1000baseT/Half 1000baseT/Full
        Link partner advertised pause frame use: Symmetric Receive-only
        Link partner advertised auto-negotiation: Yes
        Speed: 1000Mb/s
        Duplex: Full
        Port: MII
        PHYAD: 7
        Transceiver: external
        Auto-negotiation: on
        Supports Wake-on: g
        Wake-on: d
        Current message level: 0x00000000 (0)

        Link detected: yes
D1-UNKNOWN-IMEI:~ # ethtool -S eth0
NIC statistics:
     Good Rx Frames: 1543
     Broadcast Rx Frames: 384
     Multicast Rx Frames: 1159
     Pause Rx Frames: 0
     Rx CRC Errors: 0
     Rx Align/Code Errors: 0
     Oversize Rx Frames: 0
     Rx Jabbers: 0
     Undersize (Short) Rx Frames: 0
     Rx Fragments: 0
     Rx Octets: 205029
     Good Tx Frames: 0
     Broadcast Tx Frames: 0
     Multicast Tx Frames: 0
     Pause Tx Frames: 0
     Deferred Tx Frames: 0
     Collisions: 0
     Single Collision Tx Frames: 0
     Multiple Collision Tx Frames: 0
     Excessive Collisions: 0
     Late Collisions: 0
     Tx Underrun: 0
     Carrier Sense Errors: 0
     Tx Octets: 0
     Rx + Tx 64 Octet Frames: 944
     Rx + Tx 65-127 Octet Frames: 261
     Rx + Tx 128-255 Octet Frames: 238
     Rx + Tx 256-511 Octet Frames: 11
     Rx + Tx 512-1023 Octet Frames: 73
     Rx + Tx 1024-Up Octet Frames: 16
     Net Octets: 205029
     Rx Start of Frame Overruns: 0
     Rx Middle of Frame Overruns: 0
     Rx DMA Overruns: 0
     Rx DMA chan: head_enqueue: 1
     Rx DMA chan: tail_enqueue: 447
     Rx DMA chan: pad_enqueue: 0
     Rx DMA chan: misqueued: 0
     Rx DMA chan: desc_alloc_fail: 0
     Rx DMA chan: pad_alloc_fail: 0
     Rx DMA chan: runt_receive_buf: 0
     Rx DMA chan: runt_transmit_buf: 0
     Rx DMA chan: empty_dequeue: 0
     Rx DMA chan: busy_dequeue: 736
     Rx DMA chan: good_dequeue: 384
     Rx DMA chan: requeue: 0
     Rx DMA chan: teardown_dequeue: 0
     Tx DMA chan: head_enqueue: 0
     Tx DMA chan: tail_enqueue: 0
     Tx DMA chan: pad_enqueue: 0
     Tx DMA chan: misqueued: 0
     Tx DMA chan: desc_alloc_fail: 0
     Tx DMA chan: pad_alloc_fail: 0
     Tx DMA chan: runt_receive_buf: 0
     Tx DMA chan: runt_transmit_buf: 0
     Tx DMA chan: empty_dequeue: 0
     Tx DMA chan: busy_dequeue: 0
     Tx DMA chan: good_dequeue: 0
     Tx DMA chan: requeue: 0
     Tx DMA chan: teardown_dequeue: 0
D1-UNKNOWN-IMEI:~ # ifconfig
eth0      Link encap:Ethernet  HWaddr 50:65:83:5F:4D:41
          inet addr:192.168.1.1  Bcast:192.168.1.255  Mask:255.255.255.0
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
          RX packets:394 errors:0 dropped:0 overruns:0 frame:0
          TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000
          RX bytes:61920 (60.4 KiB)  TX bytes:0 (0.0 B)

eth0:0    Link encap:Ethernet  HWaddr 50:65:83:5F:4D:41
          inet addr:169.254.0.1  Bcast:169.254.0.255  Mask:255.255.255.0
          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1

lo        Link encap:Local Loopback
          inet addr:127.0.0.1  Mask:255.0.0.0
          UP LOOPBACK RUNNING  MTU:65536  Metric:1
          RX packets:11910 errors:0 dropped:0 overruns:0 frame:0
          TX packets:11910 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1
          RX bytes:595500 (581.5 KiB)  TX bytes:595500 (581.5 KiB)
D1-UNKNOWN-IMEI:~ # uname -a
Linux D1-UNKNOWN-IMEI 4.4.12 #94 Tue Feb 28 18:33:20 PST 2017 armv7l GNU/Linux