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Re: Undersea fiber cut after Taiwan earthquake - PCCW / Singtel / KT e tc connectivity disrupted
- From: Marshall Eubanks
- Date: Sun Jan 21 08:07:19 2007
On Jan 21, 2007, at 12:05 AM, Brian Wallingford wrote:
The same still happens with much land-based sonet, where "diverse
still share the same entrance to a given facility. Unless each end
Entrances, ha. Anyone remember that railroad tunnel in Baltimore ?
And I am pretty sure that Fairfax County isn't much better.
negotiate cost sharing for diverse paths, or unless the owner of
can cost justify the same, chances are you're not going to see the
Money will always speak louder than idealism.
Undersea paths complicate this even further.
On Sun, 21 Jan 2007, Rod Beck wrote:
:What's really interesing is the fragility of the existing telecom
infrastructure. These six cables were apparently very close to each
other in the water. In other words, despite all the preaching about
physical diversity, it was ignored in practice. Indeed, undersea
cables very often use the same conduits for terrestrial backhaul
since it is the most cost effective solution. However, that means
that diversifying across undersea cables does not buy the sort of
physical diversity that is anticipated.
:Roderick S. Beck
:EMEA and North American Sales