Loosing Ethernet Connectivity

[David Schulz]

hey, sure, of course i have checked the cat5 first, but it is clearly  
not the cable. id say it is as   ted has written. what i would like  
to know now is how exactly happens this "hardware incompatibility"?

On Jan 22, 2007, at 1:51 PM, bobmc wrote:

> David Schulz wrote:
>> Hello all,
>>
>> every once in a while i have a machine (6.1) that out of the blue,
>> sometimes after days, some after 6 months, looses Ethernet  
>> Connectivity.
> When something is frequently erratic, suspect software.  But your
> problem looks like intermittent hardware.  I have observed that the  
> LAN
> will be marked down if you boot without it connected. Then if you
> connect the LAN and click a web bookmark, it will recover  
> automatically
> without human intervention.
>
> CAT5 LAN cables with RJ45 plugs are not very  robust. And people  
> tend to
> handle them carelessly... stepping on them, tripping over them etc.  
> They
> are usually single strand copper which can break inside the insulation
> with frequent flexing. The RJ45 plugs have poor strain relief such  
> that
> the outer insulation pulls out of the plug creating another failure  
> point.
>
> So for vexing problems like yours, I would examine the hardware very
> closely.
>
> Cheers,     -BobMc-
>
>
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