[38604] in North American Network Operators' Group
Re: POS OC48 interfaces using different wave length
daemon@ATHENA.MIT.EDU (Mikael Abrahamsson)
Fri Jun 8 03:00:21 2001
Date: Fri, 8 Jun 2001 08:59:43 +0200 (CEST)
From: Mikael Abrahamsson <swmike@swm.pp.se>
To: <nanog@nanog.org>
In-Reply-To: <Pine.LNX.4.21.0106080247220.28204-100000@Overkill.EnterZone.Net>
Message-ID: <Pine.LNX.4.33.0106080858020.3062-100000@uplift.swm.pp.se>
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On Fri, 8 Jun 2001, John Fraizer wrote:
> Attenuation has nothing to do with the reason the two cards won't work
> together. Think of the cards as color blind. They can only see ONE
> color. They ignore all other colors.
Have you actually tried this? I have personally gotten linkups between
1310 and 1550 GBICs. Just as someone said here before, the receivers are
very wide-band.
> 1550nm and 1310nm are different colors.
Yes, but if your receiver picks up photons in a range from (just guessing)
1200 to 1700nm light, it doesn't matter.
--
Mikael Abrahamsson email: swmike@swm.pp.se
