vrf是什么（）A、Very reliable forwardingB、Virtual routing forwarding instancesC、Vip redundancy featuresD、Virtual routing format

第1题：

第2题：

第3题：

You are operating a multi-vendor network and are considering adding redundancy at the access level. Which routing redundancy solution should you implement?（）

• A、Both Gateway Load Balancing Protocoland Hot Stand by Router Protocol
• B、Gateway Load Balancing Protocol
• C、Virtual Router Redundancy Protocol
• D、Hot Stand by Router Protocol

正确答案:B,D

第4题：

Which statement is true about a forwarding table?（）

• A、It stores a subset of information from the routing table.
• B、It contains routes learned from all protocols to a destination.
• C、It provides a database for routes selected and placed into the routing table.
• D、Every routing protocol maintains its own forwarding table.

正确答案:A

第5题：

S9300支持的VPN类型有（）

• A、VPDN（Virtual Private Dial Network）
• B、VPRN（Virtual Private Routing Network）
• C、VLL（Virtual Leased Line）
• D、VPLS（Virtual Private LAN Service）

正确答案:B,C,D

第6题：

VRRP的全称是：（）

• A、Virtual Routing Redundancy Protocol
• B、Virtual Router Redundancy Protocol
• C、Virtual Redundancy Router Protocol
• D、Virtual Redundancy Routing Protocol

正确答案:B

第7题：

Which one of the statements below correctly describes the Virtual Router Redundancy Protocol  （VRRP），  which is being used in the Company network to provide redundancy？（）

• A、 A VRRP group has one active and one or more standby virtual routers.
• B、 A VRRP group has one master and one or more backup virtual routers.
• C、 A VRRP group has one master and one redundant virtual router.
• D、 None of the other alternatives apply

正确答案:B

第8题：

Which two routing interface parameters are supported in OSPF implementations?（）

• A、retransmit - interval
• B、de ad - interval
• C、stub area
• D、virtual link
• E、NSSA area

正确答案:A,B

第9题：

For which two functions is the Routing Engine responsible?（）

• A、packet forwarding
• B、queuing functions
• C、routing protocol control
• D、JUNOS software operation

正确答案:C,D

第10题：

What are three types of routing instances?（）

• A、VPN
• B、virtual-router
• C、policy
• D、VRF
• E、forwarding

正确答案:B,D,E

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第15题：

VRP是（）的缩写.

• A、Versatile Routine Platform
• B、Virtual Routing Platform
• C、Virtual Routing Plane
• D、Versatile Routing Platform

正确答案:D

第16题：

Which statement is true about the routing table?（）

• A、The routing table exists in the control plane only
• B、The routing table exists in the control plane and the forwarding plane
• C、The routing table contains both active and inactive routes
• D、The routing table is stored on compact flash

正确答案:A

第17题：

Your ERX router is supporting 100 virtual routers. A specific line module supports IP interfaces in 5 virtual routers.How many routing tables are maintained on that module?（）

• A、0
• B、1
• C、5
• D、100

正确答案:C

第18题：

Which two statements about Layer 3 MPLS VPN are true？（）

• A、The virtual routing and forwarding table is separate from the global routing table that exists on PE routers. Routes are injected into the VRF from the CE-PE routing protocols for that VRF and any MP-BGP announcements that match the defined VRF RTs
• B、Multiprotocol Border Gateway Protocol is run between PE and CE routers to exchange customer prefixes in a VPNv4 format
• C、A customer edge router peers at Layer 3 to the provider edge. The PE-CE interface runs either a dynamic routing protocol （eBGP， RIPv2， EIGRP， OSPF） or a static routing protocol （Static， Connected）
• D、VPNv4 address is the combination of the RT and customer IPv4 prefix. These VPNv4 prefixes are passed in MP-BGP

正确答案:A,C

第19题：

For the following protocols， which one provides a mechanism to transparently intercept and redirect CIFS traffic from a client to a local Cisco Wida Area Application engine？（）

• A、Virtual Router Redundancy Protocol（VRRP）
• B、File Transport Protocol（FTP）
• C、Hot Standby Routing Protocol（HSRP）
• D、Web Cache Communication Protocol（WCCP）

正确答案:D

第20题：

When importing or exporting routing information using routing policy, the import or export is always done from which point of view?（）

• A、routing table
• B、forwarding table
• C、routing protocol
• D、neighbor or peer

正确答案:A

第21题：

Which statement is true about the routing table?（）

• A、The routing table exists in the control plane only.
• B、The routing table exists in the control plane and in the forwarding plane.
• C、The routing table contains both active and inactive routes.
• D、The routing table is stored on compact flash.

正确答案:A

第22题：

Which statement is true about routing tables on a Junos device?（）

• A、They purge any routes not selected as active routes.
• B、They exist in two places: the Routing Engine and the Packet Forwarding Engine.
• C、They are exclusively designed to handle dynamic routing protocols.
• D、They populate the forwarding table.

正确答案:D

第23题：