What are the three things that the Net...

多项选择题What are the three things that the Netflow uses to consider the traffic to be in a same flow ?（）

A.IP address
B.Interface name
C.Port numbers
D.L3 protocol type
E.mac address

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1.多项选择题What level will be trapped if the administrator executes the command ？（）

A.Emergency
B.Notice
C.Alert
D.Error
E.Warning

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2.多项选择题What are the Popular destinations for syslog messages to be saved? （）

A.flash
B.The logging buffer
C.The console terminal
D.other terminals
E.Syslog server

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3.多项选择题Which three features are added in SNMPv3 over SNMPv2 ? （）

A.Message Integrity
B.Authentication
C.Encryption
D.Compression
E.Error Detection

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4.多项选择题What is the alert message generated by SNMP agents called ? （）

A.trap
B.inform
C.get
D.set

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5.单项选择题Which protocol can cause overload on a CPU of a managed device?（）

A. Netflow
B. WCCP
C. IP SLA
D. SNMP

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6.单项选择题When a router undergoes the exchange protocol within OSPF, in what order does it pass through each state?（）

A.exstart state>exchange state>loading state>full state
B.exstart state>full state>loading state>exchange state
C.Loading state>exchange state>full state>exstart state
D.exstart state>loading state>exchange state>full state

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7.单项选择题What is a global command?（）

A.a command that is set once and affects the entire router
B.a command that is implemented in all foreign and domestic IOS versions
C.a command that is universal in application and supports all protocols
D.a command that is available in every release of IOS, regardless of the version or deployment status
E.a command that can be entered in any configuration mode

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8.单项选择题In a switched environment, what does the IEEE 802.1Q standard describe?（）

A.the operation of VTP
B.a method of VLAN trunking
C.an approach to wireless LAN communication
D.the process for root bridge selection
E.VLAN pruning vlan

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9.单项选择题The network administrator needs to address seven LANs. RIP version 1 is the only routing protocol in use on the network and subnet 0 is not being used. What is the maximum number of usable IP addresses that can be supported on each LAN if the organization is using one class C address block?（）

A.8
B.6
C.30
D.32
E.14
F.16

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10.多项选择题Why do large OSPF networks use a hierarchical design?（）

A.to confine network instability to single areas of the network.
B.to reduce the complexity of router configuration
C.to speed up convergence
D.to lower costs by replacing routers with distribution layer switches
E.to decrease latency by increasing bandwidth
F.to reduce routing overhead

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