Answers

2015-11-06T14:04:16+05:30
Guided media - copper twisted pair, copper coaxial cable
unguided media - LAN, WAN
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2015-11-06T22:44:56+05:30
GUIDED CHANNEL :- 
1. COPPER TWISTED PAIR
2. FIBRE OPTIC CABLES

UNGUIDED CHANNEL:-
1. LAN
2.WAN
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