Re: AW: Recommended 1Gb SFP for ~115km?

2010-08-10 Thread Will Hargrave
On 4 Aug 2010, at 17:58, Thomas Weible wrote: Cisco did a quite good job on implementing the DDM characteristics of the optics. So why not to take a 32dB or even 41dB power budget SFP and make it workable in the switch / router. Works like charm in some setups and you see straight the

Re: Recommended 1Gb SFP for ~115km?

2010-08-06 Thread Robert Blayzor
On Aug 4, 2010, at 12:27 PM, Abello, Vinny wrote: Thanks for the input, Justin. I'm familiar with Transition Networks and have used their solutions in other scenarios (as well as MRV). I'm aware of the fiber characteristics being a major factor of the link budget and dispersion, etc. I am

Re: Recommended 1Gb SFP for ~115km?

2010-08-06 Thread Henry Linneweh
: Recommended 1Gb SFP for ~115km? On Aug 4, 2010, at 12:27 PM, Abello, Vinny wrote: Thanks for the input, Justin. I'm familiar with Transition Networks and have used their solutions in other scenarios (as well as MRV). I'm aware of the fiber characteristics being a major factor of the link budget

Recommended 1Gb SFP for ~115km?

2010-08-04 Thread Abello, Vinny
Hello, Any pointers on real world experience on this topic would greatly be appreciated. What are people using successfully out there as far as third party SFP's go to hit a distance of approximately 115km? This would be for a Catalyst 6506. Cisco's solution was a much more costly EDFA

Re: Recommended 1Gb SFP for ~115km?

2010-08-04 Thread Justin M. Streiner
On Wed, 4 Aug 2010, Abello, Vinny wrote: Any pointers on real world experience on this topic would greatly be appreciated. What are people using successfully out there as far as third party SFP's go to hit a distance of approximately 115km? This would be for a Catalyst 6506. Cisco's solution

RE: Recommended 1Gb SFP for ~115km?

2010-08-04 Thread Abello, Vinny
the splicing of the fiber for us so I know what I have to work with. Thanks again! -Vinny -Original Message- From: Justin M. Streiner [mailto:strei...@cluebyfour.org] Sent: Wednesday, August 04, 2010 7:46 AM To: Abello, Vinny Cc: nanog@nanog.org Subject: Re: Recommended 1Gb SFP

AW: Recommended 1Gb SFP for ~115km?

2010-08-04 Thread Thomas Weible
technology. -Ursprüngliche Nachricht- Von: Abello, Vinny [mailto:vinny_abe...@dell.com] Gesendet: Mittwoch, 4. August 2010 18:27 An: Justin M. Streiner Cc: nanog@nanog.org Betreff: RE: Recommended 1Gb SFP for ~115km? Thanks for the input, Justin. I'm familiar with Transition Networks

Re: AW: Recommended 1Gb SFP for ~115km?

2010-08-04 Thread Justin M. Streiner
On Wed, 4 Aug 2010, Thomas Weible wrote: the setup with two media-converters works but has a major drawback. If you want to see the overall line (digital diagnostic) you always have to take into consideration that there are actually 3 physical links involved in the overall link. Looking from