More "noise" in ifconfig
Brandon Gooch
jamesbrandongooch at gmail.com
Tue Nov 30 17:30:12 UTC 2010
On Tue, Nov 30, 2010 at 11:21 AM, Garrett Cooper <yanegomi at gmail.com> wrote:
> Just updated to HEAD and I saw the recent ifconfig, usb ethernet,
> et all changes:
>
> $ ifconfig
> usbus0: flags=0<> metric 0 mtu 0
> usbus1: flags=0<> metric 0 mtu 0
> usbus2: flags=0<> metric 0 mtu 0
> usbus3: flags=0<> metric 0 mtu 0
> msk0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu 1500
> options=c011b<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,TSO4,VLAN_HWTSO,LINKSTATE>
> ether 00:1d:60:b6:eb:97
> inet 192.168.20.3 netmask 0xffffff00 broadcast 192.168.20.255
> media: Ethernet autoselect (1000baseT
> <full-duplex,flowcontrol,rxpause,txpause>)
> status: active
> usbus4: flags=0<> metric 0 mtu 0
> usbus5: flags=0<> metric 0 mtu 0
> usbus6: flags=0<> metric 0 mtu 0
> usbus7: flags=0<> metric 0 mtu 0
> lo0: flags=8049<UP,LOOPBACK,RUNNING,MULTICAST> metric 0 mtu 16384
> options=3<RXCSUM,TXCSUM>
> inet 127.0.0.1 netmask 0xff000000
> $ ifconfig -l
> usbus0 usbus1 usbus2 usbus3 msk0 usbus4 usbus5 usbus6 usbus7 lo0
>
> I don't have any USB ethernet devices, so I would expect usbus, et
> all to be blank, but this would break a few (dumb) scenarios we have
> at my work where it goes and looks at ifconfig -l (of course I've
> tried convincing others to use ifconfig -l inet instead, but that was
> to no avail).
> This could potentially break other dumb scripts as well.
> So the question is: what are we gaining with this additional, terse output?
> Thanks,
> -Garrett
I believe a patch has been proposed that would eliminate the usbus
devices from ifconfig output:
http://lists.freebsd.org/pipermail/freebsd-current/2010-November/021542.html
-Brandon
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