This sounds more like the distinction between multimode and single mode fiber.
-Brad
At 09:04 AM 9/6/00 -0400, Fomes Iain wrote:
>
> this is a misconception.
>Dark fiber or Dark fibre as we can it here in England.God save the Queen an
>all that is actually a fibre based product that enables long distances to be
>covered.Where as fibre has approximatley a 2km depth, Dark fibre is able to
>run for much longer lengths.
>i have seen it used for up to 20 30 40 miles
>
>> -----Original Message-----
>> From: Richard Dennard [SMTP:[EMAIL PROTECTED]]
>> Sent: 05 September 2000 19:53
>> To: bahadir korkmaz
>> Cc: Cisco
>> Subject: RE: what is dark fiber?
>>
>> dark fiber is a term usually used by providers to indicate fiber that does
>> not have light passing over it (unused).
>>
>> Richard Dennard
>> Network Engineer
>> HY_SPEED_DATA
>> phone 814-260-3966
>> fax 814-274-7370
>>
>> -----Original Message-----
>> From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED]]On Behalf Of
>> bahadir korkmaz
>> Sent: Tuesday, September 05, 2000 11:04 AM
>> To: [EMAIL PROTECTED]
>> Subject: what is dark fiber?
>>
>>
>> hi.
>> what is dark fiber?
>> i found some sites that says dark fiber means unused fiber.
>> is it so?
>> i think dark fiber must be different then unused fiber.
>> i mean for example. 10gigabit ethernet runs on dark fiber.
>> dark must be something related to bandwidth or wavelength.
>>
>> if someone knows dark fiber definition i ll be happy.
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