單項選擇題In a Teleworker deployment with a single IP phone connected to a Cisco 831 router, select the true statement regarding Call Admission Control.()

A.RSVP is a required configuration to support conference calls without voice packet loss. 
B.The QoS configuration on the 831 router must always provision sufficient bandwidth for two RTP streams. 
C.Call admission control is an issue only when using hardware DSP resources. 
D.When using the conference call features on a 7960 IP phone, only one RTP stream is present regardless of how many extensions are on the conference.


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1.單項選擇題

Refer to the exhibit. Given this deployment model, what capability must the Broadband Router provide for the Enterprise applications to function properly?()

A.IPSec tunnel termination
B.DHCP
C.hardware-accelerated IPSec encryption
D.Traffic Shaping
E.Split-tunneling

2.單項選擇題A customer wants to TFTP a new image from the corporate network to Flash on the Teleworker router through the IPSec tunnel. How should you configure the Teleworker router?()

A.No additional steps are required. 
B.Add the appropriate source-interface command. 
C.The router cannot access a server in the Enterprise Campus network. 
D.The Teleworker Router does not have any client applications; therefore this type of request is not possible.

3.多項選擇題

Refer to the exhibit. Given this DSL router's sub-interface configuration, select the two true statements. Assume the interface is UP/UP.()

A.The interface must be configured as point-to-multipoint
B.The sustained cell rate and the burst rate are equal
C.The router's configuration will also include a Dialer interface
D.The configuration must also include a sub-interface with a VPI/VCI of 8/35

4.單項選擇題

Refer to the exhibit. Which statement is true regarding the topology?()

A.An IPSec tunnel cannot be established between Router A and Router B
B.The Linksys Firewall router does not support PPPoE
C.Destination addresses defined in RFC 1918 are not supported within an IPSec tunnel
D.The phone and PC behind Router A will not be able to connect to a host on 192.168.1.0/24

5.單項選擇題

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

A.Teleworker devices must be accessed from the central site (server, printers).
B.IP addressing is simplified. 
C.The Teleworker LAN is a transit networking for routing.
D.The Teleworker router is an MPLS PE node.

6.多項選擇題What are disadvantages of Network Address Translation Transparency?()

A.There is no disadvantage.
B.It will add 16 bytes per packet of overhead(8 bytes UDP header, and 8 bytes of NON-IKE Marker).
C.It will add 36 bytes per packet of overhead (20 bytes of IP header, 8 bytes of UDP header, 8 bytes of NON-IKE Marker).
D.It will require that both crypto peers support this feature in the IOS version. Both crypto peers must also have this feature enabled.

7.單項選擇題Which is not a reason that Internet Service Providers prefer to use PPP over Ethernet (PPoE)?()

A.access control and billing can be done on a per-user, rather than a per-site basis
B.supports Link Fragmentation and Interleaving 
C.provides the ability to connect a network of hosts over a simple bridging access device
D.provides a consistent means of authenticating users (RADIUS for example)

8.多項選擇題When is it appropriate to enable Link Fragmentation and Interleaving (LFI) on DSL connections for Teleworkers?()

A.uplink speed less than 768kbps
B.supporting Voice-over-IP
C.using PPPoE encapsulation
D.using PPPoA encapsulation
E.uplink speed greater than 768kbps

9.單項選擇題A customer indicates they run a mission-critical application which marks its packets best-effort (DSCP=0). How can you guarantee delivery of this traffic?()

A.Remark the traffic on ingress and prioritize on egress.
B.Enable CEF and Netflow. 
C.Configure the MS-Windows QoS Scheduler to prioritize this traffic.
D.Enable WRED.

10.單項選擇題

Refer to the exhibit. With an IPSec tunnel established between remote Router A and head-end router B, with Compressed Real-Time Protocol (cRTP) configured on the serial interface of Router A, what impact will the cRTP configuration have on the Voice over IP packets flowing through the IPSec tunnel from a Cisco 7960 IP phone?()

A.Twenty bytes of header will be replaced with five bytes. 
B.If the IPSec transform set includes Authentication Header, the receiving IPSec peer will discard the packets. 
C.The IPSec packets will be dropped by Router A's compression logic.
D.The voice packets will not be compressed.

最新試題

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

題型:單項選擇題

Refer to the exhibit. Given the DHCP pool configuration shown on Router A, the Cisco IP phone will not boot up in the Teleworker location. What is missing from the Teleworker DHCP pool configuration?()

題型:單項選擇題

What is a key characteristic of the Cisco Business Ready Teleworker solution which is different from traditional software-client based Teleworker solutions?()

題型:多項選擇題

A corporation is not concerned about wireless use by Teleworkers. Authentication for any application first requires access via a web browser to a protected site. Given these requirements, choose the appropriate security feature to use to enforce the security policy.()

題型:單項選擇題

Refer to the exhibit. Which of the following IOS DHCP configuration statements is required so that a Cisco skinny-based IP phone can connect with CallManager?()

題型:單項選擇題

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

題型:單項選擇題

A customer wants to TFTP a new image from the corporate network to Flash on the Teleworker router through the IPSec tunnel. How should you configure the Teleworker router?()

題型:單項選擇題

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

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A customer indicates they run a mission-critical application which marks its packets best-effort (DSCP=0). How can you guarantee delivery of this traffic?()

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When is it appropriate to enable Link Fragmentation and Interleaving (LFI) on DSL connections for Teleworkers?()

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