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Test your basic knowledge |
CCNP Wireless Security
Start Test
Study First
Subjects
:
cisco
,
it-skills
,
ccnp
Instructions:
Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. Switchport config to enable dot1x on a port
1. NAC Guest Server (NGS) - Like a RADIUS server when people can create guest accounts 2. Nac Manager (NAM) - Centrilized server for creating policies & profiles that determine network access. 3. Network Access Server (NAS) - The device which control
1. Scanning - for other aps in the area 2. exchanging 802.11 auth messages (first from client then from ap) w/ the target ap 3. exchanging re-association messages with target ap 4. dot1x master key (PMK) negotiation 5. key derivation - 4way handshake
uses TLS to secure other eap methods like certs - user/pass - smart cards. Identifies itself to client with certificate. Utilizes: fast reconnect (faster roaming w/ key caching) and server authentication
switchport mode access - dot1x pae authenticator - dot1x port-control auto
2. 802.11R
AES-Key Wrap
specifies fast bss transitions by allowing negotiations and requests for wireless resources to occur simultaneously. Does this by allowing for part of the key to be cached (server key) among the network - so full 802.1x auth. isnt required
1. PMK is only valid for 1 hour -- CCKM creates a main key & derives secondary keys. These secondary keys are sent to all wlc/aps.
Sends RADIUS packets from a dynamic interface instead of the WLC Mgmt interface address
3. Directed Roam Request
1. User performs .1x with RADIUS 2. WLC forwards radius accounting start to NAM (along with clients IP) 3. clients NAA detects network con. & tries to connect to NAM. 4. NAS Intercepts step 3 & contacts NAM itself to see if client is in the online li
WLC sends a roam-request to a client when it can better serve that client on a different AP. Client can accept or ignore. CCXv4+
AES-Key Wrap
1812 - Authentication 1813 - Authorization
4. 3 modes of radius fallback
PKI
when you want some wlcs to be part of the same mobility group - but not others.
1 AP per 15 -000 sq. feet.
1. Off (default) - moves down list and uses next server indefinately. 2. Passive -- Upon failure - server is marked as inactive for (300 seconds) then is put back in list and tried again (if its highest priority). 3. Active -- Actively probes failed
5. What is 802.11w?
WLCs create a deriviative of the PMK - called Opportunistic Key Caching (OPC) for fast-roaming among HREAPs in the same HREAP group.
1. client -> authenticator: eapol_start 2. authenticator -> client: eap request/identity 3. client -> authenticator: eap response/identity 4. authenticator -> aaa: radius access request 5. aaa -> client: eap-tls handshake 6.aaa -> authenticator: radi
Sends the PMK to all WLCs that the client can roam to.
MFP
6. Things to Enable in ACS (Global Authentication Page) for PEAP support
WLC generates a Message Integrity Check Information Element (MIC IE) - which includes a sequence # - and aps add it to each mgmt frame. Clients ignore this IE - as they do not understand it.
1. Allow EAP-MSCHAPv2 2. Allow EAP-GTC 3. Check Posture Validation when doing NAC
1. RSSI 2. SNR 3. Load-Ballancing
1. Off (default) - moves down list and uses next server indefinately. 2. Passive -- Upon failure - server is marked as inactive for (300 seconds) then is put back in list and tried again (if its highest priority). 3. Active -- Actively probes failed
7. Steps to roaming in non802.1R
1. RSSI 2. SNR 3. Load-Ballancing
after authentication - the client & radius server cache session keys for a configurable amount of time
1. Off (default) - moves down list and uses next server indefinately. 2. Passive -- Upon failure - server is marked as inactive for (300 seconds) then is put back in list and tried again (if its highest priority). 3. Active -- Actively probes failed
1. Scanning - for other aps in the area 2. exchanging 802.11 auth messages (first from client then from ap) w/ the target ap 3. exchanging re-association messages with target ap 4. dot1x master key (PMK) negotiation 5. key derivation - 4way handshake
8. How does CCKM simplify PMK Caching
1. v2 - LEAP 2. v3 - EAP-FAST 3. v4 - PEAP & EAP-TLS
1. RSSI 2. Duration 3. Client Count 4. No encryption 5. Managed SSID (ie UNLV) 6. SSID
1. Captive Portal 2. NAA (agent installed on windows); auth twice (1 to radius 2 to nac) 3. NAA w/ SSO - user authss once. & wlc auths to nac on their behalf.
1. PMK is only valid for 1 hour -- CCKM creates a main key & derives secondary keys. These secondary keys are sent to all wlc/aps.
9. AAA override
Does not require re-authentication when a client roams - in an 802.1x/WPA2 environment
enables Identity Based Netowrking (IBN) where wlan settings are changed per-user (qos - vlan - acls - or timeouts)
1. CBC-DES 2. CFB-AES-128
1. RSSI 2. SNR 3. Load-Ballancing
10. What is used for HREAP Roaming re: keying
US: 1. HIPAA 2. GLBA 3. FFIEC 4. SOX 5. FIPS 6. NIAP Canada: 1. PIPEDA Japan: 1. JPIPA
x509 cert to establish DTLS capwap control tunnel. It can be either 1. LSC 2. MIC (Mafctr installed cert) or 3. SSC
WLCs create a deriviative of the PMK - called Opportunistic Key Caching (OPC) for fast-roaming among HREAPs in the same HREAP group.
1. Guest User 2. Sponsor 3. Network Enforcement Device (ie wlc) 4. NGS Server itself
11. Switch global config to enable dot1x radius server
uses TLS to secure other eap methods like certs - user/pass - smart cards. Identifies itself to client with certificate. Utilizes: fast reconnect (faster roaming w/ key caching) and server authentication
assigning multiple vlans to single wlan - and users are dynamically mapped to one of the vlans in round-robin
dot1x system-auth-control - aaa new-model - aaa authentication dot1x default group radius - radius serve host 10.1.1.2 auth-port 1812 acct port 1813 key <key>
802.11i - 802.11r - 802.11w & 802.11n
12. Steps to setting up an out-of-band virtual gateway NAS setup
uses TLS to secure other eap methods like certs - user/pass - smart cards. Identifies itself to client with certificate. Utilizes: fast reconnect (faster roaming w/ key caching) and server authentication
1. Off (default) - moves down list and uses next server indefinately. 2. Passive -- Upon failure - server is marked as inactive for (300 seconds) then is put back in list and tried again (if its highest priority). 3. Active -- Actively probes failed
on the WLC -1. Configure an Access vlan & check the quarentine vlan - giving it the quarentine vlan tag 2. on wired net connect the Quarenteen vlan to the untrusted NAS interface. 3. Connect the access vlan to the trusted int. on the nas 4. config sn
peap-mschapv2 - eap-tls - mfp-v1 - nac
13. What does FIPS-2 require for WLC to RADIUS communications
grouping WLCs or map areas - so Lobby ambassadors can create guest accounts only on certain wlcs
switchport mode access - dot1x pae authenticator - dot1x port-control auto
AES-Key Wrap
1. Min. RSSI 2. Roam Hysterisis - how much higher than current RSSI compared to neighbor ap RSSI before roaming request initiates 3. Scan Threshold - How low the current RSSI must be for the client to start scanning for a better ap 4. Transition Time
14. How is encryption established between OEAP & Anchor WLC
peap-mschapv2 - eap-tls - mfp-v1 - nac
mping = tests intercontroller control traffic. eping = tests intercontroller data traffic (EoIP)
Clients send info re: previously associated aps to current ap - so it can use this information to inform current clients about neighboring aps. Requires CCXv2
x509 cert to establish DTLS capwap control tunnel. It can be either 1. LSC 2. MIC (Mafctr installed cert) or 3. SSC
15. How to set up tacacs roles in ACS for WLC authorization
802.11i - 802.11r - 802.11w & 802.11n
Check Shell(exec) then define roles as role1=MANAGEMENT role2=WLAN role3...etc
1. Off (default) - moves down list and uses next server indefinately. 2. Passive -- Upon failure - server is marked as inactive for (300 seconds) then is put back in list and tried again (if its highest priority). 3. Active -- Actively probes failed
1. User performs .1x with RADIUS 2. WLC forwards radius accounting start to NAM (along with clients IP) 3. clients NAA detects network con. & tries to connect to NAM. 4. NAS Intercepts step 3 & contacts NAM itself to see if client is in the online li
16. Steps to config. .1x for AP to WLC connections
based on auth. group -1. vlan 2. qos 3. acl 4. tunnel attributes
on the WLC -1. Configure an Access vlan & check the quarentine vlan - giving it the quarentine vlan tag 2. on wired net connect the Quarenteen vlan to the untrusted NAS interface. 3. Connect the access vlan to the trusted int. on the nas 4. config sn
1. Wireless-->AP Global Config-->enable dot1x w/ user/pass 2. Config the switch port to enable auth. to ACS/RADIUS
Proactive Key Caching (PKC) or CCKM
17. 3 categories of segmented traffic
1. application type 2. security capabilities 3. QoS policy
802.11w
AES-Key Wrap
after .1x authentication user is forwarded to a splash page. This is done via RADIUS attribute
18. What part of an 802.11 Beacon contains the security mechanisms in use
RSN Tag. Auth Key mgmt will show PSK - or WPA (for 802.1x) Stands for Robust Security Network
enables Identity Based Netowrking (IBN) where wlan settings are changed per-user (qos - vlan - acls - or timeouts)
1. client -> authenticator: eapol_start 2. authenticator -> client: eap request/identity 3. client -> authenticator: eap response/identity 4. authenticator -> aaa: radius access request 5. aaa -> client: eap-tls handshake 6.aaa -> authenticator: radi
assigning multiple vlans to single wlan - and users are dynamically mapped to one of the vlans in round-robin
19. Describe AP Assisted Roaming
1. Temporal Key for Unicast 2. Key Confirmation Key (KCK) - used for group handshakes 3. Key Encryption Key (KEK) - for encrypting the group encyrption key used to derive the braodcast/multicast keys.
1. udp 16666 for control traffic 2. IP Protocol 97 (EoIP) for client data traffic
Nac Guest Server - used for provisioning guest accts - detailed usage reporting - delivery of creds via emai/sms -
Clients send info re: previously associated aps to current ap - so it can use this information to inform current clients about neighboring aps. Requires CCXv2
20. Eap process/messages
AES-Key Wrap
UDP 5246 & 5247
1. Off (default) - moves down list and uses next server indefinately. 2. Passive -- Upon failure - server is marked as inactive for (300 seconds) then is put back in list and tried again (if its highest priority). 3. Active -- Actively probes failed
1. client -> authenticator: eapol_start 2. authenticator -> client: eap request/identity 3. client -> authenticator: eap response/identity 4. authenticator -> aaa: radius access request 5. aaa -> client: eap-tls handshake 6.aaa -> authenticator: radi
21. What are the 4 main components of NGS re: guests
1. Guest User 2. Sponsor 3. Network Enforcement Device (ie wlc) 4. NGS Server itself
MFP
1. RSSI 2. SNR 3. Load-Ballancing
grouping WLCs or map areas - so Lobby ambassadors can create guest accounts only on certain wlcs
22. Steps to auth with NAA w/ SSO
1. HMAC-MD5 2. HMAC-SHA
1. User performs .1x with RADIUS 2. WLC forwards radius accounting start to NAM (along with clients IP) 3. clients NAA detects network con. & tries to connect to NAM. 4. NAS Intercepts step 3 & contacts NAM itself to see if client is in the online li
-150ms
is provided to clients as they associate - including neighbor ap info like channel - rssi etc.
23. How does the Nac Appliance Agent (NAA) work cohesively with 802.1x
WLC can detect 802.11 attacks - but not other attacks from valid wireless clients.
It handles .1x & NAC auth. with Single Sign on. WLC forwards RADIUS accounting messages (of EAPOL Success) to the NAC upon login - authing the client to nac - & then it goes through posturing
based on auth. group -1. vlan 2. qos 3. acl 4. tunnel attributes
1. User performs .1x with RADIUS 2. WLC forwards radius accounting start to NAM (along with clients IP) 3. clients NAA detects network con. & tries to connect to NAM. 4. NAS Intercepts step 3 & contacts NAM itself to see if client is in the online li
24. Enhanced Neighbor list
1. Integrated -- wIPS monitor mode aps are part of client-serving infrastructure 2. Overlay -- wIPS aps - WCS & WLCs are totally seperate
is provided to clients as they associate - including neighbor ap info like channel - rssi etc.
Corrospond to top-menu GUI items (wireless - security - monitor etc)
1. NAC Guest Server (NGS) - Like a RADIUS server when people can create guest accounts 2. Nac Manager (NAM) - Centrilized server for creating policies & profiles that determine network access. 3. Network Access Server (NAS) - The device which control
25. Client Roaming Reasons
1. Wireless-->AP Global Config-->enable dot1x w/ user/pass 2. Config the switch port to enable auth. to ACS/RADIUS
assigning multiple vlans to single wlan - and users are dynamically mapped to one of the vlans in round-robin
1. RSSI 2. SNR 3. Load-Ballancing
Asymetric (public & Private key-pair)
26. What is the WLAN-->Advanced--> DIagnostic Channel used for
1 AP per 15 -000 sq. feet.
1. udp 16666 for control traffic 2. IP Protocol 97 (EoIP) for client data traffic
puts the ap and client through tests to isolate connection issues. This disables the wlan while doing this. Can be used to diagnose .1x auth - .11 association etc. if using ccxv5
x509v3 certificate
27. What protocol to WLCs use to communicate with IPS
WLC RADIUS server only works if passwords are sent in Clear-text from LDAP.
a mobility list can contain multiple mobility groups
HTTPS
1. v2 - LEAP 2. v3 - EAP-FAST 3. v4 - PEAP & EAP-TLS
28. 6 criteria types for rogue classification
Clients send info re: previously associated aps to current ap - so it can use this information to inform current clients about neighboring aps. Requires CCXv2
ACL - or Interface-name configured in ACS -1. Interface Configuration --> RADIUS (Cisco Airspace) and check off: Air-Qos-Level - Aire-DSCP - Aire-802.1p tag - Aire-Interface-name - Air-ACL-Name
1. RSSI 2. Duration 3. Client Count 4. No encryption 5. Managed SSID (ie UNLV) 6. SSID
MFP
29. NAC Deployment Types
1. client begins in Quarenteen vlan & NAA sends posture assesment to NAS 2. assesment is verified against policies in NAM 3. If in compliance - client is moved to access vlan. If not - NAS sends remediation info to client 4 NAA guides user through re
1. Wireless-->AP Global Config-->enable dot1x w/ user/pass 2. Config the switch port to enable auth. to ACS/RADIUS
1. In-band virtual gateway -- is at L2 and intercepts all traffic and re-tags the default/untrusted vlan to the trusted vlan - based on compliance 2. In-Band Real IP Gateway - is the gateway 3. Out-of-band virtual gateway (same is 1 - except traffic
1. Allow EAP-MSCHAPv2 2. Allow EAP-GTC 3. Check Posture Validation when doing NAC
30. What are virtual domains used for in WCS
specifies fast bss transitions by allowing negotiations and requests for wireless resources to occur simultaneously. Does this by allowing for part of the key to be cached (server key) among the network - so full 802.1x auth. isnt required
what occurs as a client roams to new ap -WLC forwards cached PMK to AP. Client then forms a Pairwise Transient Key (PTK) via 4-way handshake w/ ap.
300ms
grouping WLCs or map areas - so Lobby ambassadors can create guest accounts only on certain wlcs
31. Steps to roaming in 802.1R
1. Captive Portal 2. NAA (agent installed on windows); auth twice (1 to radius 2 to nac) 3. NAA w/ SSO - user authss once. & wlc auths to nac on their behalf.
peap-mschapv2 - eap-tls - mfp-v1 - nac
1. v2 - LEAP 2. v3 - EAP-FAST 3. v4 - PEAP & EAP-TLS
same as steps to roaming in non-802.1R except: skips PMK negotiation & piggybacks PTK & QoS with the 802.11 authentication & association messages
32. 2 different types of wIPS deployment
1. CAPWAP 2. NMSP (network mobility services) 3. SNMP 4. SOAP/XML
1. Integrated -- wIPS monitor mode aps are part of client-serving infrastructure 2. Overlay -- wIPS aps - WCS & WLCs are totally seperate
1. Scanning - for other aps in the area 2. exchanging 802.11 auth messages (first from client then from ap) w/ the target ap 3. exchanging re-association messages with target ap 4. dot1x master key (PMK) negotiation 5. key derivation - 4way handshake
HTTPS
33. Briefly describe eap-mschapv2
used with PEAP for user/password authentication
1. User performs .1x with RADIUS 2. WLC forwards radius accounting start to NAM (along with clients IP) 3. clients NAA detects network con. & tries to connect to NAM. 4. NAS Intercepts step 3 & contacts NAM itself to see if client is in the online li
1. Guest User 2. Sponsor 3. Network Enforcement Device (ie wlc) 4. NGS Server itself
checking allow aaa over-ride in the wlan-->advanced.
34. What kind of mgmt frames does client mfp protect
1. User performs .1x with RADIUS 2. WLC forwards radius accounting start to NAM (along with clients IP) 3. clients NAA detects network con. & tries to connect to NAM. 4. NAS Intercepts step 3 & contacts NAM itself to see if client is in the online li
MFP
1. disassociation 2. deauthentication 3.QoS (WMM)
Only when all the RADIUS servers defined globally are unreachable. (ie. even if not called out under WLAN-->AAA - the global RADIUS servers will be used instead of local profile)
35. What is the radius server override interface option under WLAN-->AAA?
300ms
Sends RADIUS packets from a dynamic interface instead of the WLC Mgmt interface address
1. config mobility list to support anchor & foreign wlcs (using different mob. groups on ea. to keep auth. seperate between anchor & foreigns) 2. Map the guest wlan on foreign wlc to either mgmt int. or fake dynamic int. (ie dynamic int tied to a vla
1. RSSI 2. Duration 3. Client Count 4. No encryption 5. Managed SSID (ie UNLV) 6. SSID
36. How is the CAPWAP tunnel between AP & WLC encrypted
MFP
x509 cert to establish DTLS capwap control tunnel. It can be either 1. LSC 2. MIC (Mafctr installed cert) or 3. SSC
1. User performs .1x with RADIUS 2. WLC forwards radius accounting start to NAM (along with clients IP) 3. clients NAA detects network con. & tries to connect to NAM. 4. NAS Intercepts step 3 & contacts NAM itself to see if client is in the online li
x509v3 certificate
37. Regulatory Compliance Acronyms
PKI
after .1x authentication user is forwarded to a splash page. This is done via RADIUS attribute
US: 1. HIPAA 2. GLBA 3. FFIEC 4. SOX 5. FIPS 6. NIAP Canada: 1. PIPEDA Japan: 1. JPIPA
Sends the PMK to all WLCs that the client can roam to.
38. What is the caveat to having redundant anchor controllers
1. Off (default) - moves down list and uses next server indefinately. 2. Passive -- Upon failure - server is marked as inactive for (300 seconds) then is put back in list and tried again (if its highest priority). 3. Active -- Actively probes failed
same as steps to roaming in non-802.1R except: skips PMK negotiation & piggybacks PTK & QoS with the 802.11 authentication & association messages
1. LEAP 2. EAP-FAST
clients are load ballanced between them - this can not be configured otherwise.
39. When submitting a CSR from ACS
1. User performs .1x with RADIUS 2. WLC forwards radius accounting start to NAM (along with clients IP) 3. clients NAA detects network con. & tries to connect to NAM. 4. NAS Intercepts step 3 & contacts NAM itself to see if client is in the online li
what must you ensure -1.Exportable 2.Server Auth Cert 3.Store cert in local cert store
1. Temporal Key for Unicast 2. Key Confirmation Key (KCK) - used for group handshakes 3. Key Encryption Key (KEK) - for encrypting the group encyrption key used to derive the braodcast/multicast keys.
Only when all the RADIUS servers defined globally are unreachable. (ie. even if not called out under WLAN-->AAA - the global RADIUS servers will be used instead of local profile)
40. Steps to setting up out-of-band virtual gateway setup on the NAS & NAM
1. Interfac Configuration --> RADIUS (IETF) --> check 64 (Tunnel Type) - 65 (Tunnel Medium Type) - 81 (Tunnel Private-group-id) 2. Navigate to Group Setup and enable the checkboxes for the previous attributes - where 64=VLAN - 65=802 - 81=<Vlan_tag>
UDP 5246 & 5247
WLC RADIUS server only works if passwords are sent in Clear-text from LDAP.
1. on NAS create an oob profile for the WLC 2. Create a new device in NAM - specifying the WLC mgmt ip 3. device mgmnt-->NAS & add the NAS ip as an oob virt. gateway 4. still on nams nas config page - enter the nas trusted int. ip & untrusted int vla
41. What are mping and eping used for from the wlc cli
EAP-FAST with anonymous pac provisioning
Security --> Advanced --> CIDS --> Sensors
clients are load ballanced between them - this can not be configured otherwise.
mping = tests intercontroller control traffic. eping = tests intercontroller data traffic (EoIP)
42. IAPP roaming protocol
ACL - or Interface-name configured in ACS -1. Interface Configuration --> RADIUS (Cisco Airspace) and check off: Air-Qos-Level - Aire-DSCP - Aire-802.1p tag - Aire-Interface-name - Air-ACL-Name
Clients send info re: previously associated aps to current ap - so it can use this information to inform current clients about neighboring aps. Requires CCXv2
Inter Access Point Protocol uses UDP between aps to exchange information about new aps (announce) in the area and handoffs that have occurred when client roams
1. WLC must be defined as a VPN Conentrator - in the NAC config. 2. WLC must be configd to send RADIUS acct. to NAC
43. Methods for authenticating to NAC
1. Captive Portal 2. NAA (agent installed on windows); auth twice (1 to radius 2 to nac) 3. NAA w/ SSO - user authss once. & wlc auths to nac on their behalf.
1. Log into cert. server - from ACS -and click link to install it locally 2. Log into ACS and install cert into local store 3. DL cert chain from CA to ACS store 4. Tell ACS to use that cert from its store 5. restart ACS 6. log back into ACS and inst
1. client -> authenticator: eapol_start 2. authenticator -> client: eap request/identity 3. client -> authenticator: eap response/identity 4. authenticator -> aaa: radius access request 5. aaa -> client: eap-tls handshake 6.aaa -> authenticator: radi
after authentication - the client & radius server cache session keys for a configurable amount of time
44. What is the IEEE Standards version of MFP
WLC sends a roam-request to a client when it can better serve that client on a different AP. Client can accept or ignore. CCXv4+
1. VLAN Mapping 2. WLAN Ordering 3. WLAN Configuration
1. User performs .1x with RADIUS 2. WLC forwards radius accounting start to NAM (along with clients IP) 3. clients NAA detects network con. & tries to connect to NAM. 4. NAS Intercepts step 3 & contacts NAM itself to see if client is in the online li
802.11w
45. What does Fast Secure Roaming use re: Keying
x509 cert to establish DTLS capwap control tunnel. It can be either 1. LSC 2. MIC (Mafctr installed cert) or 3. SSC
Proactive Key Caching (PKC) or CCKM
1. WLC must be defined as a VPN Conentrator - in the NAC config. 2. WLC must be configd to send RADIUS acct. to NAC
is provided to clients as they associate - including neighbor ap info like channel - rssi etc.
46. When PKC is used
Corrospond to top-menu GUI items (wireless - security - monitor etc)
-150ms
1. Create user acct. in IDS for each WLC in the viewer role 2. add the WLCs IP as an allowed host 3. Obtain the IPS TLS Fingerprint & add it to WLC 4. Enable the client exclusion policy on the WLAN 5. Set msg log level to Alerts to log IPS events
what occurs as a client roams to new ap -WLC forwards cached PMK to AP. Client then forms a Pairwise Transient Key (PTK) via 4-way handshake w/ ap.
47. How fast is fast secure roaming
1. Interfac Configuration --> RADIUS (IETF) --> check 64 (Tunnel Type) - 65 (Tunnel Medium Type) - 81 (Tunnel Private-group-id) 2. Navigate to Group Setup and enable the checkboxes for the previous attributes - where 64=VLAN - 65=802 - 81=<Vlan_tag>
puts the ap and client through tests to isolate connection issues. This disables the wlan while doing this. Can be used to diagnose .1x auth - .11 association etc. if using ccxv5
-150ms
Does not require re-authentication when a client roams - in an 802.1x/WPA2 environment
48. What is needed to use Locally Significat Certificates (LSC) when establishing tunnel from OEAP to WLC
mping = tests intercontroller control traffic. eping = tests intercontroller data traffic (EoIP)
1. on NAS create an oob profile for the WLC 2. Create a new device in NAM - specifying the WLC mgmt ip 3. device mgmnt-->NAS & add the NAS ip as an oob virt. gateway 4. still on nams nas config page - enter the nas trusted int. ip & untrusted int vla
1. client begins in Quarenteen vlan & NAA sends posture assesment to NAS 2. assesment is verified against policies in NAM 3. If in compliance - client is moved to access vlan. If not - NAS sends remediation info to client 4 NAA guides user through re
PKI
49. Whats included in 802.11-2012
used with PEAP for user/password authentication
802.11i - 802.11r - 802.11w & 802.11n
assigning multiple vlans to single wlan - and users are dynamically mapped to one of the vlans in round-robin
1. Scanning - for other aps in the area 2. exchanging 802.11 auth messages (first from client then from ap) w/ the target ap 3. exchanging re-association messages with target ap 4. dot1x master key (PMK) negotiation 5. key derivation - 4way handshake
50. Is data encrypted over a capwap tunnel?
after authentication - the client & radius server cache session keys for a configurable amount of time
ACL - or Interface-name configured in ACS -1. Interface Configuration --> RADIUS (Cisco Airspace) and check off: Air-Qos-Level - Aire-DSCP - Aire-802.1p tag - Aire-Interface-name - Air-ACL-Name
Controll is (mgmnt) not data. To encrypt data: check data encryption under advanced tab of ap config
assigning multiple vlans to single wlan - and users are dynamically mapped to one of the vlans in round-robin