Cable Colors

Shaun Ewing s.ewing at
Tue Jun 17 01:07:39 UTC 2008

On 17/06/08 10:47 AM, "Shaun Ewing" <s.ewing at> wrote:
> And there you have it. Finding the group of backbone cables (as an example)
> out of a bundle of cables is much easier when they're a different colour.
> What colours we use depends on what area of the network we're in.
> For example (for the DC):
> - Access layer (ie: to servers): Blue
> - Management network (KVM, power, etc): Green
> - Private network (internal only): Black
> - Inter-rack links (don't touch): yellow
> - Network uplinks (really don't touch): red

And, as I forgot to mention.

Crossover cables are the same colours based on their function above with a
different colour boot (red, unless the cable itself is red).


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