Muni Fiber and Politics

Owen DeLong owen at delong.com
Tue Jul 22 21:15:50 UTC 2014


True, but if your end-to-end loop tester sees a good path, you can be pretty sure that
the pair is clean end-to-end.

Owen

On Jul 22, 2014, at 14:07 , Scott Helms <khelms at zcorum.com> wrote:

> My experience is completely opposite though admittedly this may be because
> of the specific projects and cities I've worked with.  In all the cases
> I've been involved with giving the ISPs layer 2 responsibility led to a
> never ending stream of finger pointing.  I'd also say that just because
> your TDR doesn't see a reflection does not mean you have a clean path.
> 
> 
> Scott Helms
> Vice President of Technology
> ZCorum
> (678) 507-5000
> --------------------------------
> http://twitter.com/kscotthelms
> --------------------------------
> 
> 
> On Tue, Jul 22, 2014 at 5:01 PM, Mikael Abrahamsson <swmike at swm.pp.se>
> wrote:
> 
>> On Tue, 22 Jul 2014, Ray Soucy wrote:
>> 
>> The equipment is what makes the speed and quality of service.  If you
>>> have shared infrastructure for L2 then what exactly differentiates a
>>> service?  More to the point; if that equipment gets oversubscribed or gets
>>> neglected who is responsible for it?  I don't think the municipality or
>>> public utility is a good fit.
>>> 
>> 
>> I can also tell from experience in this area, that having the muni active
>> network in between you as a customer, and the ISP, makes for no fun fault
>> finding. The ISP is blind to what's going on, and you have a commercial
>> relationship with the ISP. Their subcontractor, ie the L2 network, needs to
>> assist in qualified fault management, and they usually don't have the skill
>> and resources needed.
>> 
>> Running an L1 network is easier because most of the time the only thing
>> you need to understand is if the light is arriving and how much of it, and
>> you can easily check this with a fiber light meter. Running L2 network,
>> perhaps even with some L3 functions to make multicast etc more efficient,
>> is not as easy to do as it might sound considering all factors.
>> 
>> --
>> Mikael Abrahamsson    email: swmike at swm.pp.se
>> 



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