Review All Key Topics
Review the most important topics in the chapter, noted with the Key Topic icon in the outer margin of the page. Table 9-9 lists these key topics and the page number on which each is found.
Table 9-9 Key Topics
Key Topic Element |
Description |
Page |
List |
WAN design methodologies |
300 |
Table 9-2 |
Key design principles |
301 |
Table 9-3 |
Application requirements for data, voice, and video traffic |
301 |
Table 9-4 |
Physical bandwidth comparison |
302 |
Table 9-5 |
Availability percentages |
303 |
List |
Deployment models |
304 |
Paragraph |
Single-homed MPLS WANs |
305 |
Paragraph |
Dual-homed MPLS WANs |
306 |
Paragraph |
Hybrid WANs: Layer 3 VPN with Internet tunnels |
306 |
List |
Internet for remote sites |
308 |
List |
WAN backup options |
309 |
Paragraph |
Failover |
310 |
Paragraph |
DiffServ |
311 |
Table 9-6 |
DSCP mapping table |
311 |
Paragraph |
IntServ |
312 |
List |
Classification technologies |
312 |
Paragraph |
Shaping |
313 |
Paragraph |
Policing |
313 |
Paragraph |
Queuing |
313 |
Table 9-7 |
QoS options |
313 |
Table 9-8 |
Link-efficiency mechanisms |
315 |