[c-nsp] NPE-G2 Gigabit Ignored Errors

[Kevin Graham]

> On a related note, we are seeing input overruns on almost all native GigaE 
> ports on the NPE-G1.  Example on 12.4(21):

On the other side, of those NPE-G1 ports, do you see any flow control from
them? I've never seen a G1's counters show pause frame that it sends, but
even watching them indirectly, they're always several orders of magnitude
less than the number of overruns...