[j-nsp] MTU size of fxp0

[sthaug at nethelp.no]

> Actually this is an comparison trial between Juniper and Cisco.
> I have modified the Cisco's managemnet port MTU from 1500 
> to 9216, and it could be a routed port. So I also want to try it 
> on the Juniper. If I succeed, I would have more than one routed
> port. :)

There is no point in trying to modify the MTU of fxp0, since it
cannot be used for normal routing.

Steinar Haug, Nethelp consulting, sthaug at nethelp.no