Which condition must be met to allow a PE router to forward VPN traffic across a LSP in a Layer 3 VPN environment？（）A、The BGP next hop must be in inet.1.B、The BGP next hop must be in inet.3.C、Must have a bidirectional LSP configured.D、Must have a static r

第1题：

第2题：

When BGP is used as the PE-CE routing protocol, which of these statements is correct?（）

• A、On the CE router, PE neighbors must be configured in the VRF context on the CE router
• B、On PE routers, the CE IBGP neighbors are configured in the global BGP configuration
• C、On PE routers, the CE EBGP neighbors are configured in the VRF context
• D、A separate BGP process must be used on the PE routers for CE routers so that they do not use the same BGP routing process as that used for the PE router's other provider neighbors

正确答案:C

第3题：

Which three pre-conditions must be met before an OSPF router can perform graceful restart？（）

• A、Router must be ABR
• B、Router must contain one sham link.
• C、The network topology must be stable.
• D、Router must be able to forward packets.
• E、Neighbors must support graceful restart.

正确答案:C,D,E

第4题：

PE1 has connections to VPN sites that are served by three remote PE routers. How many LSPs must be established to support 2547bis?（）

• A、an LSP for each local CE device
• B、an LSP for each remote PE device
• C、an LSP for each remote CE device
• D、an LSP for each CE facing interface

正确答案:B

第5题：

Which two restrictions must the Enterprise Campus network designer consider when evaluatingWAN connectivity options？ （）

• A、 OSPF over multicast EMS or VPLS network may not have consistent broadcast or multicastperformance
• B、 IP multicast is not supported over Lover 3 MPLS VPN； instead a Layer 2 MPLS WN must beutilized with service provider support
• C、 QoS requirements with MPLS-VPN must be implemented by the service provider
• D、 Hierarchical VPLS designs are the least scalable
• E、 IGMP snooping is not on option with VPLS or EMS； instead administrative scoping or allowingsufficient bandwidth for unnecessary multicast traffic at the edge links is required

正确答案:A,C

第6题：

Which three are true about servlet filters？（）

• A、A filter must implement the destroy method.
• B、A filter must implement the doFilter method.
• C、A servlet may have multiple filters associated with it.
• D、A servlet that is to have a filter applied to it must implement the javax.servlet.FilterChain interface.
• E、A filter that is part of a filter chain passes control to the next filter in the chain by invoking the FilterChain.forward method.

正确答案:A,B,C

第7题：

Two Label-Switched Paths called LSP A and LSP B have been configured on a router. LSP A has been configured with a hold-priority of 3. There is insufficient reservable bandwidth along the path to accomodate both LSPs reservation requirements. Which setup priority must LSP B have to pre-empt LSP A and use its bandwidth?（）

• A、2
• B、3
• C、4
• D、7

正确答案:A

第8题：

Which three pre-conditions must be met before an OSPF router can perform graceful restart? （）

• A、Router must be an ABR.
• B、Router must contain one sham link.
• C、The network topology must be stable.
• D、Router must be able to forward packets.
• E、Neighbors must support graceful restart.

正确答案:C,D,E

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第13题：

Company.com has decided to implement VPN for all network traffic. How might this might affect HACMP？（）  

• A、 Only the heartbeat IP network can exist in a VPN style network.
• B、 HACMp must have separate VPN’s for all ’non-service’ and ’service’ adapter networks.
• C、 If a VPN is used for IP traffic the heartbeating must be done over disk connections.
• D、 HACMP can exist in a VPN network environment，but special considerations must be addressed.

正确答案:D

第14题：

When configuring the Cisco VPN Client，what action is required prior to installing Mutual Group Authentication？（）

• A、Transparent tunneling must be enabled.
• B、A valid root certificate must be installed.
• C、A group pre-shared secret must be properly configured.
• D、The option to "Allow Local LAN Access" must be selected.

正确答案:B

第15题：

PE1 has connections to VPN sites that are served by three remote PE routers. How many LSP’s must be established to support 2547bis？（）

• A、an LSP for each local CE device
• B、an LSP for each remote PE device
• C、an LSP for each remote CE device
• D、an LSP for each CE facing interface

正确答案:B

第16题：

Which the three are true about servlet filters？（）

• A、 A filter must implement the destroy method
• B、 A filter must implement the doFilter method
• C、 A servlet may have multiple filters associated with it
• D、 A servlet that is to have a filter applied to it must implement the javax.servlet.FilterChain  interface
• E、 A filter that is part of a filter chain passes control to the next filter in the chain by invoking the filterChain forward method
• F、 For each  element in the web application deployment descriptor， multiple instances of a filter may be created by the web container

正确答案:A,B,C

第17题：

What is a limitation of implementing uRPF？（）

• A、MPLS LDP must be enabled.
• B、BGP routing protocol must be running.
• C、Named access-lists must be configured.
• D、Symmetrical routing is required.
• E、Domain name must be defined

正确答案:D

第18题：

Which two statements are true about static routes in the Junos OS?（）

• A、Static routes are defined at the [edit routing-instances] hierarchy.
• B、Static routes must have a next hop defined.
• C、Static routes remain in the routing table until you remove them or until they become inactive.
• D、Static routes are learned by neighboring devices and added to their routing tables.

正确答案:B,C

第19题：

Which pre-conditions must be met before an OSPF router can perform graceful restart？（）

• A、Router must be ABR
• B、Router must contain one sham link.
• C、The network topology must be stable.
• D、Router must be able to forward packets.
• E、Neighbors must support graceful restart.

正确答案:C,D,E

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