Question: Why ain't I getting gigabit speed?

Josh Paetzel josh at tcbug.org
Sat Feb 9 15:07:18 UTC 2013


There's likely something wrong hardware wise. Either with that nic, the cable, or the port you are plugging it into.  The NIC is (correctly) not autonegotiating 1000TX full duplex for some reason, and when you try to force it it doesn't work. 

Thanks,

Josh Paetzel

On Feb 7, 2013, at 3:53 PM, "Ronald F. Guilmette" <rfg at tristatelogic.com> wrote:

> 
> 
> Apologies for following up on myself, but I just now found this:
> 
>   https://support.freenas.org/ticket/894
> 
> This thread would suggest that I ain't alone in experienceing this
> problem with the RTL8110S.
> 
> That other guy apparently solved his problem by just simply switching
> to a CAT6 cable.  I however am already using CAT6 cables, and the problem
> for me still exists.
> 
> I tried adding:
> 
>    media 1000baseTX
> 
> to my ifconfig_re0= line in my /etc/rc.conf file (and then rebooting),
> however when I did that, a subsequent "ifconfig -a" showed that indeed,
> the card had now been correctly configured to speak 1000baseT, however
> it also said:
> 
>    status:  no carrier
> 
> even though the thing most definitely _is_ still plugged in to my
> E2000 router, and I could not ping anything else, even on my own LAN.
> 
> So I'm still stuck, and still looking for an answer.  How can I get this
> card working at gigabit speed?
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