[c-nsp] 6500 QoS

[Justin Shore]

Randy McAnally wrote:
> We got minor packet loss and noticeably slower speeds off the bat with 'mls
> qos' enabled with all defaults, even with only 40-50% interface utilization. 
> In fact it took a while to figure it out.  Be very careful when you enable it
> if even minor packet loss will be an issue.

I'm neck deep in a similar configuration.  I'm hoping that I don't run 
into similar issues.

Justin