You review the Failed Attempts logs on an AAA server and find： "unknown network access servererror."  Which failure could produce this error？（）A、failure of the wireless client and AAA server handshakeB、supplicant authentication failureC、AAA client and AA

第1题：

You review the Failed Attempts logs on an AAA server and find： "unknown network access servererror." Which failure could produce this error？（）

• A、AAA client and AAA server handshake failure
• B、supplicant authentication failure
• C、wrong password used by the supplicant
• D、failure of the wireless client and AAA server handshake

第2题：

You review the failed attempts logs on an aaa server and find： "unknown network access server error."  Which failure could produce this error？（）

• A、aaa client and aaa server handshake failure
• B、supplicant authentication failure
• C、wrong password used by the supplicant
• D、failure of the wireless client and aaa server handshake

第3题：

A users Junos Pulse client uses 802.1X to access a wired network and is failing to authenticate. You run a packet capture from the users PC and notice that immediately after the client machine sends an EAPoL-start packet, an EAP-failure packet is returned. You review the RADIUS troubleshooting logs on the MAG Series device and do not see any authentication attempts from the user. Other users on the same Ethernet switch are successfully authenticating. Which device is sending the EAP-failure packet to the workstation?（）

• A、The RADIUS server
• B、The EAPoL server
• C、The workstation's network adapter
• D、The Ethernet switch

第4题：

In a deployment using the lightweight access points， clients set up to authenticate with EAP-PEAPor EAP-Cisco Wireless （LEAP） cannot authenticate. Upon inspection of the Failed Attempts reportyou see the following error： "Unknown network access server NAS."  What two problems can causethis type of failure？（）

• A、misconfigured IP address of the AAA server on the wireless controller
• B、misconfigured IP address of the wireless LAN controller on the AAA server
• C、misconfigured EAP type on the wireless LAN controller
• D、misconfigured shared secret on the wireless LAN controller
• E、misconfigured EAP type on the AAA server

第5题：

In computer security， AAA stands for authentication， authorization and accounting. Which optionabout the AAA authentication enable default group radius enable command is correct？（）

• A、If the radius server returns an error， the enable password will be used
• B、If the radius server returns a ’failed’ message， the enable password will be used
• C、The command login authentication group will associate the AM authentication to a specifiedinterface
• D、If the group database is unavailable， the radius server will be used

第6题：

When configuring Cisco Secure ACS to support wireless EAP authentication， which device must be configured as a AAA client？（）

• A、Wireless Control System
• B、wireless clients
• C、wireless controllers
• D、controller-based access points
• E、Location Appliance

第7题：

Which configuration command allows the router to utilize a RADIUS server to auth enticate in coming Telnet users？（）

• A、aaa new-model
• B、aaa telnet login
• C、telnet authentication login
• D、authentication telnet login

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第13题：

In a deployment using standalone access points， clients set up to authenticate with EAP-PEAP or EAP-Cisco Wireless （Cisco-LEAP） cannot authenticate. When you inspect the Failed Attempts report on theCisco Secure ACS， you find this error： "Unknown network access server NAS."  Which problem may havecaused this failure？（）

• A、misconfigured EAP type on the access point
• B、misconfigured EAP type on the AAA server
• C、misconfigured IP address of the access point on the AAA server
• D、misconfigured IP address of the AAA server on the access point

第14题：

You review the failed attempts logs on an aaa server and find： "unknown network access server error." Which failure could produce this error？（）

• A、failure of the wireless client and aaa server handshake
• B、supplicant authentication failure
• C、aaa client and aaa server handshake
• D、wrong password used by the supplicant

第15题：

Which CLI command ensures that RADIUS packets are being sent to and received from the RADIUS server?（）

• A、show radius
• B、show aaa domain-map
• C、show aaa statistics
• D、show radius authentication server

第16题：

In a deployment using the lightweight access points， clients set up to authenticate with eap-peap or eap-cisco wireless （leap） cannot authenticatE.  upon inspection of the failed attempts report you see the following error： "unknown network access server nas." What two problems can cause this type of failure？（）

• A、misconfigured ip address of the aaa server on the wireless controller
• B、misconfigured ip address of the wireless lan controller on the aaa server
• C、misconfigured eap type on the wireless lan controller
• D、misconfigured shared secret on the wireless lan controller
• E、misconfigured eap type on the aaa server

第17题：

You review the Failed Attempts logs on an AAA server and find： "unknown network access server error." Which failure could produce this error？（）

• A、failure of the wireless client and AAA server handshake
• B、supplicant authentication failureB.AAA client and AAA server handshake failure
• C、wrong password used by the supplicant

第18题：

In a deployment using standalone access points， clients set up to authenticate with EAP-PEAP orEAP-Cisco Wireless （Cisco-LEAP） cannot authenticate. When you inspect the Failed Attempts reporton the Cisco Secure ACS， you find this error： "Unknown network access server NAS."  Which problem may have caused this failure？（）

• A、misconfigured IP address of the AAA server on the access point
• B、misconfigured EAP type on the access point
• C、misconfigured IP address of the access point on the AAA server
• D、misconfigured EAP type on the AAA server

第19题：

Which configuration command allows the router to utilize a RADIUS server to authenticate incoming Telnet users?（）

• A、aaa new-model
• B、aaa telnet login
• C、telnet authentication login
• D、authentication telnet login

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