多項選擇題Which of the following describe private IP addresses?（）

A.addresseschosenbyacompanytocommunicatewiththeInternet
B.addressesthatcannotberoutedthroughthepublicInternet
C.addressesthatcanberoutedthroughthepublicInternet
D.aschemetoconservepublicaddresses
E.addresseslicensedtoenterprisesorISPsbyanInternetregistryorganization



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1.多項選擇題Which three statements about VTP features are true?（）

A. When properly configured,VTP minimizes VLAN misconfigurations and configuration inconsistencies
B. Each broadcast domain on a switch can have its own unique VTP domain
C. VTP works at Layer 3 of the OSI model and requires that a management VLAN IP address be configured.
D. When properly configured,VTP maintains VLAN configuration consistency and accelerates trunk link negotiation.
E. VTP pruning is used to increase available bandwidth in trunk links
F. Client,server,and transparent are valid VTP modes
G. To configure a switch to be part of two VTP domains,each domain must have its own passwords

2.多項選擇題Two switches are connected through a trunk link.which two commands show that there is a native VLAN mismatch on that link?（）

A. show interfaces interface
B. show vlan bri
C. show interfaces interface switchport
D. show interface interface trunk
E. show interfaces vlan

3.多項選擇題Which three are characteristics of an IPV6 anycast address?（）

A. any-to-many communication model
B. delivery of packets to the group interface that is closest to the sending device
C. one-to-many communication model
D. the same address for multiple devices in the group
E. one-to-nearest communication model
F. a unique IPV6 address for each device in the group

4.多項選擇題Which two data intergrity algorithms are commonly used in VPN solutions?（）

A.HMAC-MD5
B.RSA
C.HMAC-SHA-1
D.DH1
E.DH2

5.多項選擇題Which are three reasons that an organization with multiple branch offices and roaming users might implement a Cisco VPN solution instead of point-to-point WAN links?（）

A.reduced cost
B.bette rthroughput
C.increased security
D.scalability
E.reduced latency
F.broadband incompatibility