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
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