PC Routers

[James Knott]

Neil Watson wrote:
> On Wed, Dec 21, 2011 at 10:39:43PM -0500, CLIFFORD ILKAY wrote:
>> gigabit switch, and all the servers had gigabit NICs, the best we 
>> could manage on the servers was 10Mb/s. The colo facility's Cisco 
>> switch was configured to be 100Mb/s and consumer-grade switches like 
>> the D-Link apparently don't auto-negotiate down to 100Mb/s as I 
>> thought it would. It fell to the lowest common denominator, 10Mb/s.
>
> I blame Cisco for this.  Cisco often recommend manually configuring
> their switch ports to a set speed.  This often breaks auto-negotiation.
>

Yep.  If auto-negotiation fails, the connection is supposed to default 
to the lowest common denominator, which is 10 Mb half duplex.
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