1
Q
service providers
A
lease WAN bandwidth so LANs can be interconnected
2
Q
dedicated leased line
A
direct connection between LANs that only you use
3
Q
circuit switched connections
A
use telephone lines
analog - dialup service
digital - ISDN(rare) and ADSL
4
Q
packet switched connections
A
shared bandwidth technology. use shared network of your provider
5
Q
cell switched connections
A
similar to packet switch, but frame size is constant. much faster than packet switched
CCNA-dummies-1
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