Adapter em0 link state changing down/up on 11.1
luzar722 at gmail.com
Thu Aug 3 11:49:08 UTC 2017
Tim Daneliuk wrote:
> On 08/02/2017 01:04 PM, Ernie Luzar wrote:
>> Hello List;
>> Running 11.1 and em0 is a Intel Pro/1000.
>> I keep getting these messages
>> Kernel: em0: Link state changed to Down
>> Kernel: em0: Link state changed to Up
>> This happens 3 to 8 times during a 24 hour period.
>> em0 is connected to the public internet and this down/up cycle
>> disconnects all browser connections that are active.
>> What can I do to fix this?
> I seem to recall seeing this same problem on a 9.x or 10.x system. In
> my case the fix was to replace a failed component. For the life of
> me I cannot recall whether it was the NIC, the cable, or the switch. As
> a first step, at least, I'd swap cables. If that doesn't fix it, move
> it to a different switch port - or better still, a different switch
For the archive record
I replaced the cable between the gateway server and the Time Warner
cable modem and the down/up messages have not happened in the last 24 hours.
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