Observed in  crbug.com/753120 
    TX packets 0  bytes 8898338802 (8.2 GiB)

This isn't right. :(

localhost ~ # lsusb
...
Bus 001 Device 003: ID 0b95:1780 ASIX Electronics Corp. AX88178
...

localhost ~ # ethtool -i eth1
driver: asix
version: 22-Dec-2011
firmware-version: ASIX AX88178 USB 2.0 Ethernet
bus-info: usb-0000:00:14.0-5
supports-statistics: no
supports-test: no
supports-eeprom-access: yes
supports-register-dump: no
supports-priv-flags: no

eth1: flags=4163<UP,BROADCAST,RUNNING,MULTICAST>  mtu 1500
        inet 100.115.199.107  netmask 255.255.254.0  broadcast 100.115.199.255
        inet6 fe80::20e:c6ff:fe89:a1ad  prefixlen 64  scopeid 0x20<link>
        ether 00:0e:c6:89:a1:ad  txqueuelen 1000  (Ethernet)
        RX packets 72083394  bytes 36260186088 (33.7 GiB)
        RX errors 0  dropped 0  overruns 0  frame 0
        TX packets 0  bytes 8898338802 (8.2 GiB)
        TX errors 0  dropped 0 overruns 0  carrier 0  collisions 0

uname -a
Linux localhost 3.18.0-15891-g2feb20f413f7 #1 SMP PREEMPT Thu Aug 3 11:03:01 PDT 2017 x86_64 Intel(R) Core(TM) i3-6100U CPU @ 2.30GHz GenuineIntel GNU/Linux

CHROMEOS_RELEASE_BUILDER_PATH=sentry-paladin/R62-9805.0.0-rc1
CHROMEOS_RELEASE_DESCRIPTION=9805.0.0-rc1 (Continuous Builder - Builder: N/A) sentry