更多"[单选题]Which IPsec security protocol "的相关试题:
[单选题]
Which IPsec security protocol should be used when confidentiality is required?
A. AH
B. MD5.
C. PSK
D. ESP
[单选题]以下关于互联网协议安全(Internet Protocol Security，IPSec)协议说法错误的是：
A.在传送模式中，保护的是 IP 负载。
B.验证头协议(Authentication Header，AH)和 IP 封装安全载荷协议(Encapsulating Security Payload，ESP)都能以传输模式和隧道模式工作。
C.在隧道模式中，保护的是整个互联网协议 IP 包，包括 IP 头。
D.IPSec 仅能保证传输数据的可认证性和保密性。
[单选题]以下关于互联网协议安全(Internet Protocol Security,IPsec)协议说法错误的是()。
A.IPsec 仅能保证传输数据的可认证性和保密性
B.验证头协议(Authentication Head,AH)和 IP 封装安全载荷协议(Encapsulating Security Payload,ESP)都能以传输模式和隧道模式工作
C.在隧道模式中,保护的是整个互联网协议(Internet Protocol,IP)包,包括 IP 头
D.在传送模式中,保护的是 IP 负载
[单选题]
Which command is used to enable CHAP authentication whit PAP as the fallback method on a serial
Interface?
A. (config-if)#authentication ppp chap fallback ppp
B. (config-if)#authentication ppp chap pap
C. (config-if)#ppp authentication chap pap
D. (config-if)#ppp authentication chap fallback ppp
[单选题]
Which command is used to display the collection of OSPF link states?
A. show ip ospf lsa database
B. show ip ospf link-state
C. show ip ospf neighbors
D. show ip ospf database
[单选题]Which network is used by vSphere HA when VMware vSAN is enabled?
A. Management network
B. vSphere Replication network
C. vMotion network
D. VSAN network
[单选题]部署互联网协议安全虚拟专用网(Internet protocol Security Virtual Private Network,IPsec VPN)时,以下说法正确的是:
A.配置 MD5 安全算法可以提供可靠的数据加密
B.配置 AES 算法可以提供可靠的数据完整性验证
C.部署 IPsec VPN 网络时,需要考虑 IP 地址的规划,尽量在分支节点使用可以聚合的
IP 地址段,来减少 IPsec 安全关联(Security Authentication,SA )资源的消耗
D.报文验证头协议(Authentication Header,AH)可以提供数据机密性
[单选题] 部署互联网协议安全虚拟专用网(internet protocol security virtual private network,ipsec vpn)时,以下正确的是( ):
A. 配置 MD5 安全算法可以提供可靠地数据加密
B. 配置 AES 算法可以提供可靠的数据完整性验证
C. IPsec VPN,需要考虑 IP 地址的规划,尽量在分支节点使用可以聚合的 IP 地址段,来减少 IPsec 安全关联(security autbentication,SA)资源的消耗
D. 报文验证头协议(Autbentication Header,AH)可以提供数据机密性
[单选题]部署互联网协议安全虚拟专用网 (Internet Protocol Security Virtual Private Network,IPsec VPN)时,以下说法正确的是()。
A.部署 IPsec VPN 网络时,需要考虑 IP 地址的规划,尽量在分支节点使用可以聚合的 IP
地址段,来减少 IPsec 安全关联(Security Authentication,SA)资源的消耗
B.配置 AES 算法可以提供可靠的数据完整性验证
C.配置 MD5 安全算法可以提供可靠地数据加密
D.报文验证头协议(Authentication Header,AH)可以提供数据机密性
[单选题]
Which command can be used to verify the DLCI destination address in a Frame Relay static configuration?
A. show frame-relay end-to-end
B. show frame-relay map
C. show frame-relay lmi
D. show frame-relay pvc
[多选题]
Which two values are used by Spanning Tree Protocol to elect a root bridge? (Choose two.)
A. amount of RAM
B. bridge priority
C. IOS version
D. IP address
E. MAC address
F. speed of the links
[单选题]
Which command can be used from a PC to verfy the connectivity between host that connect through path?
A. tracert address
B. ping address
C. arp address
D. traceroute address
[单选题]
Which parameter or parameters are used to calculate OSPF cost in cisco routers?
A. Bandwidth,Delay,and MTU
B. Bandwidth
C. Bandwidth and MTU
D. Bandwidth , MTU,Reliability,Delay,and Load
[单选题]
How should a router that is being used in a Frame Relay network be configured to avoid split horizon issues
From preventing routing updates?
A. Configure a separate sub-interface for each PVC with a unique DLCI and subnet assigned to the subinterface
B. Configure each Frame Relay circuit as a point-to-point line to support multicast and broadcast traffic
C. Configure many sub-interfaces on the same subnet
D. Configure a single sub-interface to establish multiple PVC connections to multiple remote routerinterfaces
[多选题]
Which two protocols are used by bridges and/or switches to prevent loops in a layer 2. network? (Choosetwo.)
A. 802..1.d
B. VTP
C. 802..1.q
D. STP
E. SAP
[多选题]
Which destination addresses will be used by Host A to send data to Host C? (Choose two.)
A. the IP address of Switch 1.
B. the MAC address of Switch 1.
C. the IP address of Host C
D. the MAC address of Host C
E. the IP address of the router's E0. interface
F. the MAC address of the router's E0. interface
[多选题]
Which three approaches can be used while migrating from an IPV4. addressing scheme to an IPV6. scheme.(choose three)
A. statically map IPV4. address to IPV6. addresses
B. configuration IPv4. tunnels between IPV6. islands
C. use DHCPv6. to map IPV4. addresses to IPV6. addresses
D. use proxying and translation to translate IPV6. packets into IPV4. packets
E. configure IPV6. directly
F. enable dual-stack routing
[单选题]Which Azure Resource Manager feature should you use before you generate the reports?
A.templates
B.locks
C.policies
D.tags
[多选题]
Which two link protocols are used to carry multiple VLANs over a single link? (Choose two.)
A. VTP
B. 802..1.q
C. IGP
D. ISL
E. 802..3.u
