Wireless Flashcards
1
Q
What is 802.11a?
A
- 54 Mbps bandwidth
- 20 - 30 Mbps throughput
- 35 meters indoor/ 100 meters outdoors
2
Q
What is 802.11b?
A
- 11 Mbps bandwidth
- 5-7 Mbps throughput
- 35 meters indoor / 100 meters outdoors
3
Q
What is 802.11g?
A
- 54 Mbps Bandwidth
- 30-32 Mbps Throughput
- 35 meters indoor / 100 meters outdoor
4
Q
What is 802.11n?
A
- 600 Mbps Bandwidth
- 140-150 Mbps throughput
- 70 meters indoors/ 250 meters outdoors
- WIFI-4 (MIMO)
5
Q
What is 802.11ac?
A
- up to 2 Gbps Bandwidth
- 100-500 Mbps Throughput
- 50 meters indoor / 100 meters outdoors
- WIFI-5 (MU-MIMO)
6
Q
What is 802.11ax?
A
- 10 Gbps Bandwidth
- 600-900 Mbps Throughput
- 35 meters indoor / 100 meters outdoors
- WIFI-6
7
Q
WIFI-Security Types, what are they?
A
- Open - No Security or Protection
- WEP - Vector IV
- WPA - TKIP & RC4
- WPA2 - CCMP for integrity & AES for encryption
- WPA3 - SAE & Dragonfly key
- WPS - Push-button configuration
8
Q
What is BSS?
A
- Basic Service Set
- Wireless network using single WAP.
9
Q
What is ESS?
A
- Extended Service Set
- Connect to more than one WAP.
- Enable Roaming
10
Q
What is IBSS?
A
- Independent Basic Service Set
- Client devices communicate to each other without WAP.
11
Q
What is WPS?
A
- WiFi Protected Setup
- Simplifies secure network setup using a PIN or push button
- Should be disabled for security
12
Q
What channel to avoid WiFi overlap?
A
1, 6, 11
13
Q
What is band steering?
A
Enabling band steering allows the router to automatically allocate devices between the 2.4GHz and 5GHz bands based on each device’s signal strength, capabilities, and current network congestion, optimizing performance for all devices.
