单项选择题

Refer to the exhibit. With an IPSec tunnel established between remote Router A and head-end router B, how can the Service Provider Edge Router identify Voice over IP packets flowing through the IPSec tunnel from a Cisco 7960 IP phone?()

A.UDP ports 16384 through 32727
B.ESP packets less than 113 byes
C.DiffServ codepoint EF Expedited Forwarding
D.RTP ports 6970 through 6999


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2.单项选择题

Refer to the exhibit. Available public Internet sites are sometimes used for estimating performance. Which statement regarding their use for estimating VPN performance is correct?()

A.Throughput results are valid as a value from the Teleworker's home to the corporate site, regardless of the location of the public test server. 
B.Throughput results may not be valid due to the public server's location on the Internet and fluctuations based on the use of the public server. 
C.Throughput values are not affected by the choice of split tunneling or Internet access through the VPN. 
D.Throughput results are unrelated to the Teleworker PC configuration or current PC use.

3.单项选择题What is the minimum recommended uplink/downlink speed to support a single encrypted IP voice Teleworker call?()

A.256kbps / 1024kbps
B.256kbps / 1544kbps
C.160kbps / 768kbps
D.384kbps / 384kbps
E.128kbps / 512kbps

4.单项选择题For best packet switching performance with crypto, what is the recommend packet switching path in a Cisco Teleworker Router?()

A.Process Switching
B.Silicon Switching 
C.Cisco Express Forwarding (CEF) Switching
D.Autonomous Switching

5.单项选择题When implementing 802.1X on Teleworker routers and using separate DHCP address pools for Teleworker and Home-user devices, traffic between devices can be restricted. How can you best accomplish this?()

A.Access Lists between the inside interface and loopback interface
B.Context Based Access Control
C.Dynamic Host Configuration Protocol
D.Network Address translation

6.单项选择题

Refer to the exhibit. Given the CPE deployment model, the Enterprise applications shown, and the functions being provided as designated, the appropriate product choice is _____.()

A.Cisco PIX 501 Firewall
B.Cisco 831 router
C.Cisco 837 router 
D.Cisco VPN3002 Hardware Client
E.Cisco SW VPN Client

7.单项选择题What method in a Cisco IOS router can confirm that packets marked for a particular QoS marking are being matched?()

A.Issue a show policy-map interface command. 
B.Assuming Netflow is enabled, issue a show ip cache verbose flow command.
C.Issue a show crypto ipsec session command.
D.Issue a debug qos set command and a terminal monitor command.

8.单项选择题An important limitation of the Cisco Business Ready Teleworker solution is_____.()

A.IP phone extensions for teleworkers must be chosen carefully so not to duplicate campus phone extensions.
B.More security exposure exists due to lack of support for Intrusion Detection System and URL filtering for teleworker originated traffic.
C.Compressed RTP and IPSec are not compatible and result in no bandwidth savings.
D.Broadband modems must support Quality of Service for adequate voice quality.

9.单项选择题

Refer to the exhibit. The Linksys router in the diagram is performing pNAT (port network address translation). What hash algorithm should you choose and why?()

A.Use hash MD5 to ensure that IKE works through NAT. 
B.Use ah-sha-hmac, as it does not check the integrity of the IP header. The IP header will change due to NAT. 
C.Use 3DES, as it will encrypt the IPSec header IP addresses and bypass addressing issues. 
D.Use esp-sha-hmac, as it does not check the integrity of the IP header. The IP header will change due to NAT.

10.单项选择题

Refer to the exhibit. A Teleworker router is deployed behind a broadband Cable service. If the Teleworker router has the configuration shown, what will be the DNS server selected for DHCP clients on the LAN-side interface?()

A.DHCP clients will automatically default to the DNS root servers for all DNS requests in the IP stacks locally. 
B.DHCP clients will use the IP set in the option 150 command.
C.DHCP clients will use the DNS entry assigned by the ISP.
D.DHCP clients will have no DNS server set in the IP stack.

最新试题

Refer to the exhibit. Select the true statement.()

题型:单项选择题

Refer to the exhibit. With an IPSec tunnel established between remote Router A and head-end router B, how can the Service Provider Edge Router identify Voice over IP packets flowing through the IPSec tunnel from a Cisco 7960 IP phone?()

题型:单项选择题

Refer to the exhibit. Easy VPN operates in two modes. The exhibit represents network extension mode. Choose the best reason for using this mode.()

题型:单项选择题

What are disadvantages of Network Address Translation Transparency?()

题型:多项选择题

Refer to the exhibit. Given the configuration on a Teleworker router, and knowing it was in the process of being booted, what statement would best describe the order in which the head-end peers would be selected?()

题型:单项选择题

What characteristics make ADSL the likely choice among DSL technologies for Teleworker?()

题型:多项选择题

An Enterprise customer is concerned about the effort involved in allocating remote network addressing at the Teleworker location. What should you recommend to the customer?()

题型:单项选择题

Refer to the exhibit. Given the interface configuration on a DSL connection with PPPoE, select the true statement.()

题型:单项选择题

Which statement regarding 802.1X is true?()

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Choose the false statement concerning the use of CiscoWorks Internetwork Performance Monitor (IPM) in a Teleworker deployment.()

题型:单项选择题