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jpf-netplus-1.7
Wireless Network
| Question | Answer |
|---|---|
| What is the operating frequency of 802.11a | 5 Ghz |
| What is the operating frequency of 802.11b | 2.4 Ghz |
| What is the operating frequency of 802.11g | 2.4 Ghz |
| What is the operating frequency of 802.11n | 2.4 and 5Ghz |
| What is the throughput of 802.11a | 54 Mbit/s |
| What is the throughput of 802.11b | 11 Mbit/s |
| What is the throughput of 802.11g | 54 Mbit/s |
| What is the throughput of 802.11n | 600 Mbit/s |
| What is the approximate range of 802.11a | 35m |
| What is the approximate range of 802.11b | 38m |
| What is the approximate range of 802.11g | 100m |
| What is the approximate range of 802.11n | 300m |
| What does RADIUS stand for? | Remote Authentication Dial In User Service. |
| What does RADIUS do? | Authenticates users accessing a network. |
| What does AAA stand for? | Authorization,Authentication and Accounting. |
| What protocols are used to encrypt communication over wireless networks | WEP, WPA/TKIP |
| What does WEP stand for? | Wired Equivalent Privacy |
| What is the levels of encryption key strength | 40 bit and 104 bit key |
| What does WPA stand for? | WiFi Protected Access |
| What protocol does WPA use? | Temporal Key Integrity Protocol(TKIP) |
| What is the key length for WPA | 256 bit key generated from 8 to 63 ASCII Characters |