Which two of these statements best describe fast secure roam

第1题：

Which two of these statements best describe the benefits of WPAv2？ （Choose two.）（）

• A、 SSID broadcast prevention
• B、 man-in-the-middle attack protection
• C、 cost reduction through software upgrades in all existing hardware
• D、 dynamic key generation
• E、 RF jamming prevention

第2题：

Which two statements about NTP version 4 are true？（）

• A、It supports fast synchronization at starting and before network failures
• B、It supports automatic server discovery
• C、It uses a fixed-point arithmetion
• D、It supports the "nanokernel" kernel implementation
• E、It does not support Public-Key Cryptography

第3题：

第4题：

Which two of these statements best describe the benefits of WPAv1？ （）

• A、 SSID broadcast prevention
• B、 Improved mutual authentication
• C、 Improved encryption through AES
• D、 Improved protection against sniffing initialization vectors
• E、 RF jamming prevention

第5题：

Which two statements best describe the wireless security standard that is defined by WPA (Choose two.)（）。

• A、It specifies use of a static encryption key that must be changed frequently to enhance security
• B、It requires use of an open authentication method
• C、It specifies the use of dynamic encryption keys that change each time a client establishes a connection
• D、It requires that all access points and wireless devices use the same encryption key
• E、It includes authentication by PSK

第6题：

Which two statements best describe Cisco IOS IP SLA？（）

• A、only implemented between Cisco source and destination-capable devices
• B、statistics provided by syslog， CLI， and SNMP
• C、measures delay， jitter， packet loss， and voice quality
• D、only monitors VoIP traffic flows
• E、provides active monitoring
• F、provides passive monitoring

第7题：

Which two of the following eap types requires a certificate to be installed on the cisco secure acs？（）

• A、eap-peap 
• B、eap-fast 
• C、eap-cisco wireless （leap） 
• D、eap-tls 
• E、eap-md5

第8题：

Which two of these statements best describe fast secure roaming for the wireless core feature set using autonomous access points？ （Choose two.） （）

• A、 It is compatible with all wireless clients.
• B、 It reduces roaming latency through reduced client RF channel scanning enhancements.
• C、 It reduces roaming latency to targeted times of less than 75ms.
• D、 Roaming occurs without reauthentication through a centralized RADIUS server.
• E、 It is enabled through WLSE deployment.

第9题：

Which two statements accurately describe an IBGP peering session?（） (Choose two.)

• A、Peers are statically defined.
• B、Peers exist within the same AS.
• C、Peers must be directly connected to each other.
• D、Peers advertise routes learned from other IBGP neighbors.

第10题：

Which two statements best describe CBWFQ？（）

• A、The CBWFQ scheduler provides a guaranteed minimum amount of bandwidth to each class.
• B、CBWFQ services each class queue using a strict priority scheduler.
• C、The class-default queue only supports WFQ.
• D、Inside a class queue， processing is always FIFO， except for the class-default queue.