Stan Gammons <s_gammons <at> charter.net> writes:

> 
> On 07/29/14 04:01, Stuart Henderson wrote:
> > That's to do with the traffic that the system is handling, you 
> > wouldn't normally expect to see all that much fragmented traffic. If 
> > there are lots of fragments, are you using pppoe? If so then make sure 
> > you either use 'scrub max-mss' or set suitable MTU on all machines on 
> > the lan. (In some cases you can use a larger MTU with pppoe RFC4638, 
> > but the re(4) driver doesn't yet support jumbo frames on the APU's nic 
> > so this won't be available to you). 
> 
> Are there other issues with the re(4) driver on the APU besides jumbo 
> frames?  The LED on the Ethernet ports on the one I have don't seem to 
> be working right.  At 100 meg the amber link LED is on, but at 1 gig the 
> LED is off.  I would have thought the green LED would be on for a 1 gig 
> link.   Other than that, I'm pretty pleased with how OpenBSD runs on it.

>From the datasheet, "The RTL8111E supports customizable LED operation modes 
via IO register offset 18h~19h". I haven't spotted anything setting this in 
our driver so perhaps it's initialized to strange values by the BIOS. 
"Standard" behaviour is for the link led to blink when it has link at any 
speed, or "when this LED is high for extended periods, it indicates that a 
link problem exists".

The datasheet is also annoyingly silent about the register config for jumbo 
frames.

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