單項(xiàng)選擇題What is the purpose of IGMP in a multicast implementation?()

A. it is not used in multicast
B. it determines the virtual address group for a multicast destination
C. it dynamically registers individual hosts in a multicast group on a specific LAN
D. it is used on WAN connections to determine the maximum bandwidth of a connection
E. it determines whether Bidirectional PIM or PIM sparse mode will be used for a multicast flow


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1.單項(xiàng)選擇題Which content networking device allows bandwidth configuration settings so that streaming content will not interfere with other network traffic?()

A. IP/TV Control Server
B. Content Distribution Manager
C. Content Engine
D. IP/TV Broadcast Server

2.多項(xiàng)選擇題You are the Cisco Network Designer in Cisco.com. Which two statements about Layer 3 access designs are correct?()

A. Convergence time is fractionally slower than STP.
B. Broadcast and fault domains are increased.
C. IP address space is difficult to manage.
D. Fast uplink convergence is supported for failover and fallback.

4.單項(xiàng)選擇題To ensure voice packets are kept within the Committed Information Rate (CIR) of a Frame Relay link, what should be used in the CPE?()

A. prioritization
B. classification
C. fragmentation
D. traffic shaping

5.問答題

DRAG DROP

6.單項(xiàng)選擇題Which QoS requirement applies to streaming video traffic?()

A. one-way latency of 150 ms to 200 ms
B. jitter of 30 ms or less
C. packet loss of 2 percent or less
D. 150bps of overhead bandwidth

8.多項(xiàng)選擇題Which two are characteristics of RSVP?()

A. RSVP itself provides bandwidth and delay guarantees.
B. For RSVP to be end-to-end, all devices must support RSVP.
C. RSVP reservations are maintained by a centralized reservations server.
D. An RSVP compatible QoS mechanism must be used to implement guarantees according to RSVP reservations.

10.單項(xiàng)選擇題What is one of the reasons that custom QoS ACLs are recommended over automatic QoS when configuring ports on a Catalyst 6500 for use with IP phones?()

A. 79xx IP phones do not automatically mark voice packets with non-zero DSCP values.
B. 79xx IP phones do not mark protocol packets such as DHCP, DNS, or TFTP with non-zero DSCP values.
C. 79xx IP phones do not mark voice packets with optimal DSCP values.
D. 79xx IP phones use a custom protocol to communicate CDP information to the switch.

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As an experienced technician, you are responsible for infrastructure design and global configuration changes. You are asked to deploy a Voice over Wireless LAN for your company. If the cells have the same channel, the separation between them should be:()

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During consultation, you find that a customer has only a single asset closet and is looking for a solution that is easy to deploy. Which NAS physical deployment model would you suggest to this customer?()

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