Multiple people have found that FreeBSD's re(4) driver for Realtek
Ethernet chips has problems. Something like a rcp(1) with another
FreeBSD box merely runs slower due to the stalls, but if the other end
has buggy network code and/or if the transfer is forced to use UDP
(Unreliable Data Protocol)
10.3-RELEASE
amd64 with ECC memory
VIA VL805 USB 3.0 controller
ue0 is Siig USB-to-Ethernet Chipset: AX88179
ugen0.7: at usbus0, cfg=0 md=HOST
spd=SUPER (5.0Gbps) pwr=ON (124mA)
ue0: flags=8c43 metric 0
mtu 1500
options=8000b
inet 10.0.210.66 netmask 0xff00 broadcast
> 10.3-RELEASE
> amd64 with ECC memory
> VIA VL805 USB 3.0 controller
> ue0 is Siig USB-to-Ethernet Chipset: AX88179
>
> ugen0.7: at usbus0, cfg=0 md=HOST
>spd=SUPER (5.0Gbps) pwr=ON (124mA)
>
> ue0: flags=8c43 metric 0
> mtu 1500
> options=8000b
> inet 10.0.210.66 netmas
FreeBSD 10.3-RELEASE
The fine man page promises:
netstat -i | -I interface -s [-46] [-f protocol_family | -p protocol]
[-M core] [-N system]
Display per-interface statistics for each network protocol, for a
particular protocol_family, or for a single pro