Review Questions

1.	What tools can you use to mark IP Precedence? DSCP?
2.	If a router has 100,000 concurrent connections on average, approximately how much memory does NBAR use to store information for those connections?
3.	Why is WFQ not scalable to high-speed links?
4.	What is the difference between standard WFQ and CBWFQ?
5.	How many egress queues do Catalyst 29xx/35xx/4xxx series switches have? What about Catalyst 6500 series switches?
6.	What is the difference between traffic shaping and policing?
7.	How does RSVP differ from other QoS congestion avoidance mechanisms?