
6 Chapter 1 • Introduction to BCRAN and Cisco Remote Access Solutions
Circuit-Switched Connections
In a circuit-switched connection, a dedicated path is established over a
telephone company’s network when a call is placed, and then terminated
at the end of each session. People use circuit-switched connections when-
ever they place a call to another person. The link is brought up only when
needed, and is used exclusively by the two connected parties. A new con-
nection is created for every voice, fax, or data connection required.
Analog Modem Connections
Analog modem connections are circuit-switched solutions (as illustrated in
Figure 1.3) that use a modem ...