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Practice questions for this set
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-the data rate the PVC guarantees to transmit
- if network accepts the connection, it guarantees to provide that level of
service
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1 Committed Information Rate (CIR) 2 Wireless Access Point(AP)!
3 Hub-based Ethernet 4 Routers
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Terms in this set (49)
, Wireless Access Point(AP)! - radio transceiver that plays the same role as a hub
or switch
- directional/omnidirectional antennas
Backbone Design! - switched backbone is most effective architecture
for the distribution layer, in terms of cost and
performance
-routed backbone is used for core layer
-VLANs add considerable cost/complexity to the
network
1. switched backbone or VLAN for the distribution
layer and a routed backbone for the core layer
2. the best practice recommendation for the
backbone technologies is gigabit Ethernet
Backbone(BN) Two Components:
-The Cable
-Hardware devices that connect other networks to
BN(switches, routers, VLAN switches)
Switches use the data link layer to forward packets between
network segments
- operate at data link layer
Routers - connect two different TCP/IP subnets
-operate at the network layer
VLAN switches -special combination of layer 3 switches and
routers
Distribution Layer -distributes network traffic to and from the LANs.