Are people still building SONET networks from scratch?

Dan Shechter danshtr at
Sun Sep 9 17:01:57 UTC 2012

OT, what is the _expected_ latency on each hop/ADM in the SDH/SONET network?

Dan #13685 (RS/Sec/SP)
The CCIE troubleshooting blog:
Bring order to your Private VLAN network:

On Sun, Sep 9, 2012 at 6:20 PM, Robert E. Seastrom <rs at> wrote:
> Will Orton <will at> writes:
> > I've considered using J's PE-4CHOC3-CE-SFP (OC3 emulated SAToP), then I
> > could do it all with gig-e underneath. Does anyone make a cheaper OC3
> > circuit emulation module or box? Most likely the customer wouldn't believe
> > such a thing is possible and we'd have to put something in the contract
> > allowing them SLA credit if their OC3 suffers too many timing slips or
> > something.
> And so you find yourself at the intersection of two timeless maxims:
> 1) The customer is always right, but not everyone needs to be our customer.
> 2) Don't say no to the customer, let the customer say no thanks.
> Time to model the cost/benefit/profit margin of having these folks as
> a customer at all (I'd imagine that this circuit is not the only thing
> that they buy from you or you'd be running away even today).  What are
> your engineering costs for this trick?  Are you passing that on to the
> customer?
> You may find it advantageous to do a pricing model where you do
> circuit emulation on a hope-for-the-best basis and count on a maximum
> SLA payout every month (and still make money).  Then if you fail to
> pay SLA credits from time to time, that's pure gravy.
> -r

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