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Which two are characteristics of the IS -IS protocol but not

题目
多选题
Which two are characteristics of the IS -IS protocol but not OSPF?（）
A

forms adjacencies with all neighbors

B

supports demand circuit routing

C

provides routing support for multiple network layer protocols

D

utilizes SPF algorithm

E

provides for network scalability by allowing the network to be separated into areas

F

three layers of hierarchical routing

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第1题：

Which two statements are true about AH?() (Choose two.)

A. AH provides data integrity.

B. AH is identified by IP protocol 50.

C. AH is identified by IP protocol 51.

D. AH cannot work in conjunction with ESP


参考答案：A, C

第2题：

Which two characteristics apply to a CAS T1 interface?（）

  • A、signaling travels in-band 
  • B、up to 24 voice channels 
  • C、up to 32 voice channels 
  • D、signaling travels in time slot 17 
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正确答案:A,B

第3题：

TCP/IP is a communication protocol, which provides many different networking services. The TCP/IP Internet protocol suite is formed from two standards: the TCP （Transmission Control Protocol） and the IP（Internet Protocol）.

（72） means it is on the transport layer.

A.ISO

B.IP

C.OSI

D.TCP


正确答案：D
TCP/IP通信协议，它提供了许多不同的网络服务。TCP/IP网络协议是从两个标准的形成：TCP（传输控制协议）和IP（互联网协议）。（72）意味着它是在传输层。A.ISOB.IPC.OSID.TCP

第4题：

Which two of these are characteristics of Metro Ethernet? （）

  • A、class of service
  • B、bandwidth profiles
  • C、user-network interface
  • D、Ethernet LAN circuit attributes
  • E、Ethernet virtual circuit attributes

正确答案:C,E

第5题：

Which two characteristics describe the UDP protocol?（）

  • A、limited error checking
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第6题：

Which two of the following are valid characteristics of EIGRP?()

A. Has a maximum hop count of 25

B. Can differentiate between internal and external routes

C. Uses a 32-bit metric

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F. Supports only one routed protocol


参考答案：B, C

第7题：

Which two of the following are valid characteristics of EIGRP?（）

  • A、Has a maximum hop count of 25
  • B、Can differentiate between internal and external routes
  • C、Uses a 32-bit metric
  • D、Can maintain only one routing table
  • E、Need all networks to use the same subnet mask
  • F、Supports only one routed protocol

正确答案:B,C

第8题：

Which two packet attributes contribute to the identification of a session? ()(Choose two.)

A. destination port

B. TTL

C. IP options

D. protocol number


参考答案：A, D

第9题：

Which two statements are characteristics of a distance vector routing protocol?（）

  • A、RIP is an example of distance vector routing protocols.
  • B、Updates are periodic and include the entire routing table.
  • C、Routing updates are sent only after topology changes
  • D、The protocol can be useful in hub-and-spoke and hierarchical networks.
  • E、Convergence is usually faster than with link state protocols
  • F、Each router has its own view of the topology

正确答案:A,B

第10题：

Which two are characteristics of the IS -IS protocol but not OSPF?（）

  • A、forms adjacencies with all neighbors
  • B、supports demand circuit routing
  • C、provides routing support for multiple network layer protocols
  • D、utilizes SPF algorithm
  • E、provides for network scalability by allowing the network to be separated into areas
  • F、three layers of hierarchical routing

正确答案:A,C

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