[c-nsp] setting max mtu on switch (Jumbo)

[CiscoNSP_list CiscoNSP_list]

Thanks Gert.

> You need to ensure that the MTU settings of the layer3 devices connected
> to the l2 fabric is smaller or equal than the *lowest* L2 MTU of any
> switch in the fabric.  
> 
> If one of the switches has a bigger L2 MTU, that's no problem.
> 


So If we have an existing 3560 with mtu of 1998, that connects to a 7200 w/NPE400 (10/100 Ints and max mtu of 1500), we should have no issues if we adjust the 3560 MTU to 9000?

Is it best practice to set all switches to max mtu?