Which IOS QoS enhancement was created to address scalability and bandwidth guarantee issues?（）

多项选择题Which two of the following Cisco router platforms support Multicast Distributed Fast Switching?（）

A. 3600 series
B. 7200 series with NSE-1
C. 7500 series
D. 12000 series

多项选择题When you decide on Campus QoS Design elements, which two statements correctly identify considerations to be taken into account?（）

A. Voice needs to be assigned to the hardware priority queue.
B. Voice needs to be assigned to the software priority queue.
C. Call signaling must have guaranteed bandwidth service.
D. Strict-priority queuing should be limited to 50 percent of the capacity of the link.

单项选择题Which routing protocol best fits these requirements?（） - Supported by multiple router vendors - Requires minimum router CPU and memory resources - Uses a simple routing metric - Supports manual or automatic route summarization

A.EIGRP
B.OSPF
C.IS-IS
D.RIPv2

单项选择题What is a criteria of the enterprise composite network model?（）

A. includes all modules needed to meet any network design
B. defines flexible boundaries between modules for scalability requirements
C. clearly defines module boundaries and demarcation points to identify where traffic is
D. requires specific core, distribution, and access layer requirements to match the model

单项选择题What is the first step that you would use Cisco Product Advisor for when selecting a router for an Edge solution?（）

A. determine types of protocols to be supported
B. determine the environment in which the router will be used
C. select the number of WAN ports required
D. select the number of LAN ports required