Karteikarten
Chapter 1
Karten in diesem Stapel (15)
- 1What does the IEEE mean & what do they do?Institute Electrical & Electronics Engineers
Create standards like 802.11 etc - 2What is the WiFi alliance?Certify equipment and test interoperability between devices
- 3What do ETSI, FCC mean?European Telecomms Standards Institute
Federal Communications Comission - 4What is the difference between Standards & Amendments?Standards are comprehensive documents
Amendments are additions to standards - 5What is the difference between 802.1X and 802.1x802.1X - because its uppercase means its a standard
802.1x does not exist - 6What year, PHY technology, frequency and data rate are: 802.11a/b/g/na: 1999 | OFDM | 5GHz | 6-54 Mbps
b: 1999 | HR-DSSS | 2.4GHz | 1,2,5.5,11
g: 2003 | ERP | 2.4GHz | 1-11,6-54
n: 2009 | HT-OFDM | 2.4 & 5 GHz | 1-54 - 7What year, PHY technology, frequency and data rate are: 802.11ac/ad/afac: 2013 | VHT | 5GHz | 6.93 Gbps
ad: 2012 | VHT | 60GHz | 6.93 Gbps
af: 2014 | 50-900 MHz (Whitespace) - 8What are 802.11d/e/h/i/j/kd: Domain - Regulatory Domain
e: Equality - QoS (Quality of Service)
h: Hop - DFS, TPC < what are these?
i: Security - 802.1X + PSK, CCMP/AES
j: Japan - PHY Amendements
k: Kernel - RRM (Radio Resource Mgmt)
p: Police - Vehicular Environment - 9What are 802.11r/s/u/w/v?r: Roaming - BSS fast transition
s: meSh
u: Int/Ext - WiFi/4G
w: Warden - PMF (Protected Mgmt Frame)
v: WNM (Wireless Network Mgmt) - 10What three roles does 8021X have?Supplicant - Laptop
Authenticator - Access Point
Authentication Server - RADIUS/LDAP - 11Which one is PoE plus? 802.3at or 802.3af802.3at
- 12What is the IETF and what do they do?Internet Engineering Task Force - Look after internet standards like DNS, DHCP using RFC < what is this?
Request For Comments - 13What is EAP PEAP? TLSExtensible Authentication Protocol
Protected EAP
Transport Layer Security - 14What does RADIUS mean? What is it?Remote Authentication Dial In User Service
Database to store hundreds hundreds of user accounts - 15What authentication protocol does RADIUS use?AAA < what is it?
Authentication
Authorisation
Accounting
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- CWNA CWNA Online Karteikarten am Chapter 1, erstellt von Michael Gleeson am 09/01/2017.
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- Michael Gleeson
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