[c-nsp] WS-SUP720-3B and DOM/DDM enabled SFPs

[Tóth András]

According to Gigabit Transceiver Matrix, DOM is not supported for SX/LH/ZX
modules on 6500, neither Sup720 nor Sup2T nor 6824/6848 linecards.
http://www.cisco.com/en/US/docs/interfaces_modules/transceiver_modules/compatibility/matrix/OL_6981.pdf

Best regards,
Andras



On Wed, Jan 9, 2013 at 11:22 AM, Phil Mayers <p.mayers at imperial.ac.uk>wrote:

> On 01/09/2013 08:24 AM, Florian Bauhaus wrote:
>
>  According to Cisco documentation (I found) the Sup720-3B does support
>> GLC-LH-SMD and GLC-SX-MMD Transceivers but does not support their DOM
>> functionality. Is that true?
>>
>
> It depends.
>
> There's a long-standing bug/limitation that means DOM doesn't work on
> 6748-SFP linecards for *any* optic. This has been discussed on the list
> previously - search the archives for details e.g.
>
> http://puck.nether.net/**pipermail/cisco-nsp/2007-**January/037234.html<http://puck.nether.net/pipermail/cisco-nsp/2007-January/037234.html>
> http://puck.nether.net/**pipermail/cisco-nsp/2008-**March/049187.html<http://puck.nether.net/pipermail/cisco-nsp/2008-March/049187.html>
>
> ...and other threads I can't find right now.
>
>
> I *believe* the SFP ports on the sup itself support DOM, but I've never
> tried it because it's completely useless - two whole ports, wow, hold on
> while I pass out with excitement!
>
>
> Basically 1gig DOM == no on sup720 platforms.
>
> Does anyone know if this is fixed on 6948/sup2T linecards?
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