WNE Chapter 7 Flashcards
1
Q
nonpromiscuous mode
A
sniffer captures data sent directly to or from the system capturing the traffic
2
Q
promiscous mode
A
sniffer captures all traffic even traffic not intended for it
3
Q
cross talk
A
data jumping from one transmission to another
4
Q
Twisted pair categories
A
Cat 5 - 100 Mbps - 100 MHz
CAT 5E - Rated up to 1000 Mbps - 100 MHz
CAT 6 - Rated up to 1000 Mbps - 250 MHz
CAT 6A - Rated up to 10000 Mbps - 500 MHz
CAT 7 - Rated up to 1000 Mbps - 600 MHz - shielded for manufacturing environments
5
Q
fiber optic cable
A
glass or a type of plastic that carries light pulses, immune to interference
6
Q
wireless
A
- 11a - 54 Mbps - 5 GHz - About 30 meters - less susceptible to interference
- 11b - 11 Mbps - 2.4 GHz - About 35 meters - can configure specific channels
- 11g - 54 Mbps - 2.4 GHz - About 35 meters - widely deployed
- 11n - 300 Mbps - 2.4 GHz or 5 GHz - About 70 meters - newer and quickly overtaking 802.11g in popularity
