640-864 무료 덤프문제 온라인 액세스

Which two of these are scalability benefits of designing a network that utilizes VPNs? (Choose two.)

• A.reduces dial infrastructure expenditures
• B.reduces the number of physical connections
• C.simplifies the underlying structure of a customer WAN
• D.extends the network to remote users
• E.allows networks to be set up and restructured quickly

What routing configuration can prevent routing loops between IGPs?

• A.route reflectors
• B.route filters
• C.virtual links
• D.auto summarization

Which three are associated with the distribution layer within the campus design? (Choose three.)

• A.access layer aggregation
• B.layer 2 switching
• C.broadcast suppression
• D.port security
• E.route summarization
• F.network trust boundary
• G.next-hop redundancy

Which voice codec should you use in order to provide toll quality calls?

• A.G.722
• B.G.718
• C.G.711
• D.G.729

What is the most compact representation of the following IPv6 address?
2001:db8:0000:0000:cafe:0000:0000:1234

• A.2001:db8:0:0:cafe::1234
• B.2001:db8::cafe::1234
• C.2001:db8::cafe:0000:0000:1234
• D.2001:db8::cafe:0:1234