North American Network Operators Group Date Prev | Date Next | Date Index | Thread Index | Author Index | Historical RE: DC fiber cut: field report
Correct you are! Having spent 7 years of my career doing large OSP (OSP in this case is Outside Plant) installations around the country including direct buried, ducted and aerial I can confirm that these techniques are routinely employed. That makes 2 cable weenies! -S -----Original Message----- From: Jay R. Ashworth [SMTP:[email protected]] Sent: Friday, July 18, 1997 2:38 PM To: Owen DeLong Cc: Dave O'Shea; [email protected]; [email protected] Subject: Re: DC fiber cut: field report On Fri, Jul 18, 1997 at 11:59:11AM -0700, Owen DeLong wrote: > Gee, makes a good case for putting innerduct inside conduit and putting > gas through it just to discourage BIFF. :-) Am I the only one who's a cables and switches weenie enough to know that the telco's _already do this_? Large numbers of local multi-pair trunking cables are pressurized with nitrogen, and they put pressure drop alarms on them, so they know if one takes a hit. Cheers, -- jra -- Jay R. Ashworth [email protected] nk.com Member of the Technical Staff Unsolicited Commercial Emailers Sued The Suncoast Freenet "People propose, science studies, technology Tampa Bay, Florida conforms." -- Dr. Don Norman +1 813 790 7592
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