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Re: ifconfig v2
On Wed, Jun 12, 2013 at 10:47:21AM -0500, David Young wrote:
> I like the idea of combining the keywords that way, but even with
> compression, the capabilities and enables take at least 4 out of 9 lines
> in a fairly normal default display:
> wm0: flags < up, running >
> capabilities: ip4csum, tcp4csum, tcp6csum, tso4, tso6,
> udp4csum, udp6csum
> enabled: <none>
> ether capabilities: vlan-mtu, vlan-hwtagging, jumbo-mtu
> ether enabled: <none>
> media: Ethernet none (none)
> link 00:26:2d:f3:c8:c7
> inet 169.254.162.222 prefixlen 16
> inet6 fe80::226:2dff:fef3:c8c7%wm0 prefixlen 64 scopeid 0x1
> I am pretty sure that most of the time, people are not looking for the
> capabilities/enables in the ifconfig output.
> I find it hard to ignore the larger issue, though, which is that those
> capability flags are only useful insofar as the NetBSD networking stack
> and drivers are distrusted or buggy and some masochists like to turn
> knobs until they find a combo that works. :-) Ordinarily a driver should
> enable the offload capabilities that are known to work reliably, and it
> should not advertise the buggy ones.
it's more complicated than that; there are cases (e.g. mixing
offload-enabled an non-enabled interfaces in a bridge) breaks things
in subtle ways, and it's not the ethernet driver's fault.
So yes, I need to see them.
Manuel Bouyer <bouyer%antioche.eu.org@localhost>
NetBSD: 26 ans d'experience feront toujours la difference
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