We run a script on the attached mikrotik to monitor the interface and flap
it if it goes to 100, doesn't work in New my firmware though. There is a
fiber kit for these, it multimode. But I think we got the last one in
existence last year

On Mon, Sep 9, 2019, 10:30 PM Matt Corcoran <[email protected]> wrote:

> Careful!  While the Lumina does support Jumbo and baby Jumbo frames, it
> only supports them when the interface is running in 1000BaseT.   If your
> Ethernet or fiber switches to 100BaseT for any reason the MTU limit is
> around 1514.    So if you use Jumbo frames,  you have to lock the interface
> to 1000baseT negotiation or else a minor cable problem can cause a major
> MTU mismatch issue.
>
>
>
>
> On 9/9/19, 11:11 PM, "AF on behalf of George Skorup" <
> [email protected] on behalf of [email protected]> wrote:
>
>     I'm logged into a Lumina and don't see anything special. I don't think
>     there are any settings, because it's just a managed switch with a
>     stated max frame size.
>
>     On Mon, Sep 9, 2019 at 9:34 PM Paul McCall <[email protected]> wrote:
>     >
>     > Natively, without  any settings?
>     >
>     > -----Original Message-----
>     > From: AF <[email protected]> On Behalf Of George Skorup
>     > Sent: Monday, September 9, 2019 10:32 PM
>     > To: AnimalFarm Microwave Users Group <[email protected]>
>     > Subject: Re: [AFMUG] MTU settings on CFIP Lumina FODU - v2.71.07
>     >
>     > I believe the Lumina supports 9600-byte jumbo frames.
>     >
>     > On Mon, Sep 9, 2019 at 8:55 PM Paul McCall <[email protected]> wrote:
>     > >
>     > > We have some SAF CFIP Lumina FODU - v2.71.07 that I am wanting to
> verify the MTU settings on.  Looking to make sure that the MTU is 2000 or
> better.
>     > >
>     > >
>     > >
>     > > Not seeing an option for it in the firmware.  I know this is
> probably old firmware but its been running for years so we haven’t messed
> with it.
>     > >
>     > >
>     > >
>     > > Anybody have insight as to their MTU settings?
>     > >
>     > >
>     > >
>     > > Paul
>     > >
>     > >
>     > >
>     > > Paul McCall, President
>     > >
>     > > Florida Broadband / PDMNet
>     > >
>     > > 658 Old Dixie Highway
>     > >
>     > > Vero Beach, FL 32962
>     > >
>     > > 772-564-6800
>     > >
>     > >
>     > >
>     > > --
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>     > > [email protected]
>     > > http://af.afmug.com/mailman/listinfo/af_af.afmug.com
>     >
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