nanog mailing list archives
RE: GigEth regenerators
From: "Daniska Tomas" <tomas () tronet com>
Date: Thu, 13 Jun 2002 14:47:32 +0200
to correct: imcnetworks don't specify, transmode does 3r oeo regeneration -- Tomas Daniska systems engineer Tronet Computer Networks Plynarenska 5, 829 75 Bratislava, Slovakia tel: +421 2 58224111, fax: +421 2 58224199 A transistor protected by a fast-acting fuse will protect the fuse by blowing first.
-----Original Message----- From: Daniska Tomas Sent: 13. júna 2002 14:30 To: nanog () merit edu Subject: RE: GigEth regenerators a brief summary of responses up to now: - there are several vendors making some kind of sx-to-zx gbe converters (they call it gbe extenders), which gives an equivalent of a device with a zx gbic. these vendors include jdsu, luxn, extreme etc. - two companies were found making gbe optical regenerators - imcnetworks and transmode - other solution is to try with edfa mikael: which exact gbic did you use? i was comparing cisco-reselled gbics and their cwdm gbics seem to be more than 10dB better on power budget... anybody tried this in real life? thanks again -- Tomas Daniska systems engineer Tronet Computer Networks Plynarenska 5, 829 75 Bratislava, Slovakia tel: +421 2 58224111, fax: +421 2 58224199 A transistor protected by a fast-acting fuse will protect the fuse by blowing first.-----Original Message----- From: Mikael Abrahamsson [mailto:swmike () swm pp se] Sent: 12. júna 2002 17:48 To: nanog () merit edu Subject: Re: GigEth regenerators On Wed, 12 Jun 2002, Daniska Tomas wrote:but for gigeth in this case - we need to connect two sitesabout 200kmapart over dark fiberCheck out the 7020 from Transmode <http://www.transmode.se/products/sing_dual.htm> Btw, my personal best so far is 150km over dark fiber using a extra long haul GBIC, 32dB loss over the fiber and it worked perfectly. Only tested it for 10 minutes, but there were no CRC errors during that time. +4dB output from the GGBIC, now we have to worry to notlook into thelaser :) -- Mikael Abrahamsson email: swmike () swm pp se
Current thread:
- GigEth regenerators Daniska Tomas (Jun 12)
- Re: GigEth regenerators Paul Vixie (Jun 12)
- Re: GigEth regenerators Mikael Abrahamsson (Jun 12)
- <Possible follow-ups>
- RE: GigEth regenerators Daniska Tomas (Jun 13)
- Re: GigEth regenerators Paul Vixie (Jun 13)
- RE: GigEth regenerators Mikael Abrahamsson (Jun 13)
- RE: GigEth regenerators Daniska Tomas (Jun 13)