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 actual line.


Sadly not the case here.

OP is using a 6506, and the majority of the 67xx linecards released (which are 
the decent gige linecards for 6500) don't even support DDM/DOM at all. Only the 
very latest hardware revisions do. Sigh.

Other vendors refuse to report light levels from optics they didn't supply. 
This is just a bad-faith way round the RFP/tender clauses we've all been 
including for the past 5 years prohibiting vendor locking optics. Shame on them.


Will



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