[nsp] cat3750 and ip address on sub-interfaces?

[Bradley Dunn]

fredrik-ml at krixor.xy.org wrote:

>>Routed Ports
>>
>>A routed port is a physical port that acts like a port on a router; it
>>does not have to be connected to a router. A routed port is not
>>associated with a particular VLAN, as is an access port. A routed port
>>behaves like a regular router interface, except that it does not
>>support VLAN subinterfaces.
> 
> 
> Can someone explain where this limitation comes from? I'm hoping it's a
> software thing that a later IOS will remedy (currently running
> 12.1(14)EA1a).

I don't know the answer to your question, but what's wrong with 
configuring the interface as a trunk port and using VLAN interfaces (SVIs)?

Bradley