Nick Arnett wrote:
>
> > -----Original Message-----
> > From: [EMAIL PROTECTED] [mailto:brin-l-bounces@;mccmedia.com]On
> > Behalf Of Kevin Tarr
>
> ...
>
> > I understand that, but does the telex have full UPS, probably generator
> > based? How big of an outage would there be before you couldn't
> > send anything?
> >
> > Wondering if this is the same around the country: I can think of 4 local
> > telex buildings I know, they are completely windowless, not even mail
> > slots. Is it that way everywhere? Why?
>
> Um, you mean "telco," I think. And yes, telco central offices (where all
> the wires go) tend to have no windows, no signs, and since 9/11, their
> locations are kept relatively secret, although it's pretty darn easy to
> figure out where they are. They don't usually have windows because they
> don't need them, and for security. They've always been somewhat
> security-conscious, if only because they are vital infrastructure -- and
> there's no redundancy. Take out a CO and everybody served by it is dead
> until it is replaced.
Heck, ask someone working in the Accounts Payable dept. of an ISP, and
they can probably get you a physical address for *some* relatively vital
part of a city's telecommunications network. Unless the billing systems
have been redone to hide that information since I was writing AP checks.
> In order to reach everyone with maximum DSL speeds, telcos are installing
> "mini-DSLAMs" in various places, so that there's a DSLAM (that's the DSL
> interface at the telco end) within 5000' of every customer (in theory). I
> don't know if there are redundant Internet connections to those DSLAMs, but
> I suspect their might be... in which case DSL would have more redundancy
> than POTS (Plain Old Telephone Service).
What do the "A" and "M" stand for? Do you know? (Just curious.)
Julia
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