
Introduction to BCRAN and Cisco Remote Access Solutions • Chapter 1 11
Table 1.3 Advantages and Disadvantages of a Packet-Switched Network
Advantages Disadvantages
Generally cheaper than dedicated Bandwidth is shared
connections
High-speed connections More complex than dedicated
connections
Efficient use of carrier’s bandwidth
Carry voice, video, and data
WAN Encapsulation Protocols
All routers must use some form of encapsulation when sending traffic
across WAN connections. The type of encapsulation used depends on the
modules or built-in interfaces on your router, the type of WAN technology
chosen to transport the information, and the commands used ...