[c-nsp] 3rd party SFPs Cisco 2960

Kim Onnel karim.adel at gmail.com
Thu Dec 1 03:36:59 EST 2005


Hello,

Apologies for private email.

I wish i can move to Ireland, i have relatives there, so i was wondering if
you guys have vacancies, i currently live in Egypt, if you have, i'll gladly
send my resume.

Regards

On 12/1/05, Colin Whittaker <colin at netech.ie> wrote:
>
>
> We tried this recentlywith ZX and SX SFPs from MRV.
> The problem seems to be that some of the SFPs have serial numbers that
> look like cisco serial number and IOS then tries to verify the checksum
> fails and refuses to use the SFP despite the presence of both those
> commands. TAC have basicly said they don't care that the command does
> not work as expected.
> We tried this on both 3750s running 12.2(25)SEB4 and 7600s running
> 12.2(18)SXE3.
>
> The SFPs work just fine if the serial numbers are different enough.
>
> I am considering getting a programming jig for the EEPROMs and just
> programming the SFPs to look like cisco ones.
>
> Colin
>
>
> On Wed, Nov 30, 2005 at 12:50:41PM -0800, Aaron Thomas wrote:
> > Hi List,
> >
> > Just looking for some advice on 3rd party SFPs with the newish Cisco
> 2960 line of switches.  We are using MRV CWDM optics that have
> > more lambdas than the available Cisco line and would rather no have to
> do a lambda conversion to SX to get around the issue.
> >
> > So specifically I am wanting to know if the 2960s support the "service
> unsuppoprted-tranceiver" and "no errdisable gbic invalid"
> > commands.
> >
> > What have been your experiences?
> >
> > Thanks in advance
> >
> > Aaron
> >
> > _______________________________________________
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> >
>
> --
> Colin Whittaker                                         +353 (0)86 8211
> 965
> http://colin.netech.ie
> colin@(magnet|netech).ie
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