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From: jh@funet.fi (Juha Heinanen)
Newsgroups: comp.dcom.telecom
Subject: Re: TSL - Trans-Sovietic Line
Message-ID: <8506@accuvax.nwu.edu>
Date: 1 Jun 90 12:02:42 GMT
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X-Telecom-Digest: Volume 10, Issue 403, Message 11 of 11


Hank Nussbacher writes:

>All this is to be a great leap forward for Russia.  Today, the only
>fiber link they have is between Leningrad and Minsk running in
>single-mode at 140Mb (most telecommunications fiber today is multimode
>and is 1.7Gb).  That link is only 100km long.

Most telecom fiber today is single mode because it can support much
longer distances than multi mode fiber.  Multi mode fiber is usually
used at customer premises only.


Juha