單項(xiàng)選擇題Which of these is a benefit of ESM?()

A. supports multiple MIBs
B. includesNetFlow, NBAR, and IP SLA software subsystems
C. includesNetFlow, syslog, and IP SLA software subsystems
D. includes a predefined framework for filtering and correlating messages
E. supports two logging processes so output can be sent in standard and ESM format


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1.單項(xiàng)選擇題How does ERS use the VLAN tag?()

A. to provide service internetworking
B. to support transparency for Layer 2 frames
C. as a connection identifier to indicate destination
D. as a mapping to the DLCI in service internetworking
E. to provide a trunk by which all VLANs can navigate from one site to one or multiple sites

2.單項(xiàng)選擇題Your MPLS implementation is currently using internal backdoor links. What can you do to minimize the impact of having these links?()

A. use BGP as the CE-PE routing protocol
B. use OSPF as the CE-PE routing protocol
C. use EIGRP as the CE-PE routing protocol
D. use the SP to redistribute routes as external routes for OSPF and EIGRP
E. use route redistribution at each location to ensure external routes are imported into the IGP

3.多項(xiàng)選擇題Which two of these are characteristics of MPLS VPNs?()

A. Layer 3 MPLS VPNs can forward only IP packets
B. Layer 2 MPLS VPNs can forward any network protocol
C. MPLS label paths are automatically formed based on Layer 2 frames
D. Layer 3 MPLS VPNs can forward any network protocol based on Layer 2 frames
E. In Layer 2 MPLS VPNS, the service provider controls the customer Layer 3 policies

5.多項(xiàng)選擇題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

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What will an Easy VPN hardware client require in order to insert its protected network address when it connects using network extension mode?()

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One of your customers wishes to use the NAS to perform DHCP functions and does not currently have a Layer 3 gateway in its production network. Which gateway mode is appropriate for this customer?()

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During consultation, you find that a customer has multiple asset closets and will be adding more in the future. Which NAS physical deployment model would you suggest to this customer?()

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An organization hires a contractor who only needs access to email and a group calendar. They do not need administrator access to the computer. Which VPN model is the most appropriate?()

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In which tunnel-less VPN topology do group members register with a key server in order to receive the security association necessary to communicate with the group?()

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