[c-nsp] nexus material and coloured CWDM 10G SFP+

2011-09-09 Thread Holemans Wim
Recently we started using CWDM coloured 10G SFP+ interfaces (smartoptics) on 
our campus network (in 4900M with OneX convertors). This works just fine 
although Cisco probably will tell us that is not supported...
I'm wondering if someone already did the same thing on nexus 5xxx switches, 
especially 5010 and 5548. We are planning to build a new backbone between 
different datacenters based on nexus material (5010 in 2 remote datacenters, 
5548 in the central datacenter). We could use the transponders of our CWDM 
vendor and use local SR SFP+ interfaces but these transponders cost about 3x 
times more than coloured SFP+ interfaces (and these don't com cheap). Using 
coloured SFP+ interfaces moves control/monitoring of the fiber losses  to the 
end device but we can live with that.
Second question : can you read out fiber losses on a nexus ? (cfr show int 
transc in IOS)

Greetings,

Wim Holemans
Netwerkdienst Universiteit Antwerpen
Network Services University of Antwerp

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Re: [c-nsp] nexus material and coloured CWDM 10G SFP+

2011-09-09 Thread quinn snyder
holemans --

via 'sh int ex/y trans det' one can scrape the dom information from
the pluggable, assuming the pluggable supports dom.

regards,
q.

-= sent via iphone. please excuse spelling, grammar, and brevity =-

On Sep 9, 2011, at 2:24, Holemans Wim wim.holem...@ua.ac.be wrote:

 Recently we started using CWDM coloured 10G SFP+ interfaces (smartoptics) on 
 our campus network (in 4900M with OneX convertors). This works just fine 
 although Cisco probably will tell us that is not supported...
 I'm wondering if someone already did the same thing on nexus 5xxx switches, 
 especially 5010 and 5548. We are planning to build a new backbone between 
 different datacenters based on nexus material (5010 in 2 remote datacenters, 
 5548 in the central datacenter). We could use the transponders of our CWDM 
 vendor and use local SR SFP+ interfaces but these transponders cost about 3x 
 times more than coloured SFP+ interfaces (and these don't com cheap). Using 
 coloured SFP+ interfaces moves control/monitoring of the fiber losses  to the 
 end device but we can live with that.
 Second question : can you read out fiber losses on a nexus ? (cfr show int 
 transc in IOS)

 Greetings,

 Wim Holemans
 Netwerkdienst Universiteit Antwerpen
 Network Services University of Antwerp

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