642-871 試験問題を無料オンラインアクセス

Which enterprise caching mode eliminates the need for Layer 4 switches or WCCP enabled routers to intercept user requests?

• A.reverse proxy
• B.transparent
• C.direct
• D.proxy

What are three features of the Cisco Product Advisor tool? (Choose three.)

• A.You can begin searching categories that include routing, switching, and IP telephony.
• B.It covers only select routers from the 800 Series through the 7400 Series.
• C.It covers select switches from the Catalyst 2800 Series through the Catalyst 8500 Series.
• D.It can be used in a novice, question-and-answer mode.
• E.It narrows down Cisco networking products based on product cost and network requirements.
• F.It includes a wireless product search category.

Which IP telephony deployment model uses an H.225 Gatekeeper-Controlled trunk for call admission control within existing H.323 environments?

• A.multisite with distributed call processing
• B.single site with centralized call processing
• C.multisite with centralized call processing
• D.single site with distributed call processing

HOTSPOT
Look at the picture.

正解：

Refer to the exhibit. At Hamilton and Laurens Camping Advisors, you have just interviewed the IT manager who has this list of technical issues about the company's Campus LAN.
Which three device technologies will best solve these problems? (Choose three.)

• A.IPX firewalls
• B.routers
• C.VPN concentrators
• D.LAN switches
• E.ATM switches
• F.switch blades