單項(xiàng)選擇題Context-Based Access Control (CBAC) is the algorithm of the Cisco IOS firewall feature. How does CBAC improve Teleworker security?()

A.Inbound packets are permitted only if they are part of a legitimate data flow initiated by a device on the Teleworker home network.
B.All packets are checked for integrity by analyzing their checksum.
C.Every packet is checked to see if it was sent through the VPN tunnel.
D.Every packet is inspected to see if any disallowed URLs are included. URLs are forwarded to the security cache engine for authorization.


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1.單項(xiàng)選擇題

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

A.The router is limiting the size of TCP and UDP packets. 
B.The configuration implements an effective Layer-2 fragmentation technique.
C.The value of 542 is recommended in several RFCs. 
D.There is another upstream router terminating the PPPoE session.

2.多項(xiàng)選擇題For Ethernet-to-Ethernet routers, such as the Cisco 831 behind a cable modem or DSL bridge, a traffic shaper is configured. This is required since the output 10-Mbps interface will not be congested. Which two statements are true?()

A.The parent policy-map shapes and the child policy-map queues.
B.The mean-rate and burst-size must always be the same value.
C.This will not work without a Dialer interface configured.
D.The shaper provides congestion feedback.

3.單項(xiàng)選擇題

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?()

A.The remote router would load-balance between peer x.x.x.x and x.y.y.y.
B.Peer x.x.x.x would be attempted first.
C.A round-robin selection is implemented. 
D.If the first peer in the list does not respond in 50 milliseconds, the second peer would be selected.
E.There is no pre-determined order of selection.

4.多項(xiàng)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?()

A.all traffic is encrypted using IPSec and the Triple-DES algorithm
B.full support for all Enterprise applications, including data, voice, and video
C.thousands of Teleworker VPN tunnels can be aggregated to a headquarters location
D.the VPN tunnel is an always on site-to-site VPN connection
E.portability for use while traveling
F.used with broadband Cable/DSL subscriptions

5.單項(xiàng)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?()

A.ip dhcp pool Client
B.network 10.1.1.0 255.255.255.240
C.default-router 10.1.1.1
D.dns-server 10.2.2.2
E.domain-name cisco.com
F.option 150 ip 10.3.3.3

最新試題

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?()

題型:?jiǎn)雾?xiàng)選擇題

An Enterprise decides to implement Authentication Proxy for per-user authentication for home offices. Each home office also supports an IP Phone. What should you do?()

題型:?jiǎn)雾?xiàng)選擇題

A customer wants to deploy the Cisco Business Ready Teleworker solution, but is currently using a traditional (non-IP) PBX for voice services. What would you recommend to this customer?()

題型:?jiǎn)雾?xiàng)選擇題

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?()

題型:?jiǎn)雾?xiàng)選擇題

What are the DSL-specific factors that require additional bandwidth when supporting Voice-over-IP over an IPSec VPN?()

題型:多項(xiàng)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.()

題型:?jiǎn)雾?xiàng)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?()

題型:?jiǎn)雾?xiàng)選擇題

For Ethernet-to-Ethernet routers, such as the Cisco 831 behind a cable modem or DSL bridge, a traffic shaper is configured. This is required since the output 10-Mbps interface will not be congested. Which two statements are true?()

題型:多項(xiàng)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.()

題型:多項(xiàng)選擇題

When IP Telephony is deployed for Teleworkers using the Cisco Business Ready Teleworker solution, which statements are true?()

題型:多項(xiàng)選擇題