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Virtual-Circuit Networks

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best explanation of Virtual-Circuit Networks

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Chapter 18
Virtual-Circuit Networks:
Frame Relay and ATM


18.1

, 18-1 FRAME RELAY

Frame Relay is a virtual-circuit wide-area network
that was designed in response to demands for a new
type of WAN in the late 1980s and early 1990s.


Topics discussed in this section:
Architecture
Frame Relay Layers
Extended Address
FRADs
VOFR
LMI

18.2

, Figure 18.1 Frame Relay network




18.3

, Note

VCIs in Frame Relay are called DLCIs.




18.4
Connected book
image
Behrouz Forouzan Data Communications and Networking
Publisher: Unknown ISBN: 9780072967753 Edition: Unknown

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