单选题Router R1, a branch router, connects to the Internet using DSL. Some traffic flows through a GRE and IPsec tunnel, over the DSL connection, destined for an Enterprise network. Which of the following answers best describes the router's logic that tells

题目
单选题
Router R1, a branch router, connects to the Internet using DSL. Some traffic flows through a GRE and IPsec tunnel, over the DSL connection, destined for an Enterprise network. Which of the following answers best describes the router's logic that tells the router, for a given packet, to apply GRE encapsulation to the packet?（）
A

When the packet received on the LAN interface is permitted by the ACL listed on the tunnel greacl command under the incoming interface

B

When routing the packet, matching a route whose outgoing interface is the GRE tunnel interface

C

When routing the packet, matching a route whose outgoing interface is the IPsec tunnel interface

D

When permitted by an ACL that was referenced in the associated crypto map

相似考题

1.Router R1, a branch router, connects to the Internet using DSL. Some traffic flows through a GRE and IPsec tunnel, over the DSL connection, destined for an Enterprise network.Which of the following answers best describes the router‘s logic that tells the router, for a given packet, to apply GRE encapsulation to the packet?（）A. When the packet received on the LAN interface is permitted by the ACL listed on the tunnel greacl command under the incoming interfaceB. When routing the packet, matching a route whose outgoing interface is the GRE tunnel interfaceC. When routing the packet, matching a route whose outgoing interface is the IPsec tunnel interfaceD. When permitted by an ACL that was referenced in the associated crypto map

2.Router R1 sits at an Enterprise branch office, using the Internet for its only connectivity back to the rest of the EnterprisE.Which of the following is not a ben efit of using an IPsec tunnel for packets sent through the Internet, between R1 and the rest of the Enterprise?（）A. PrivacyB. AuthenticationC. Allows using an IGP between R1 and the EnterpriseD. Secure communications

3.Router R1 connects to a Frame Relay cloud using a multipoint subinterface, with ten PVCs associated with the subinterface.What command would make this router not use a DR, and dynamically discover OSPF neighbors?（）A. ip ospf network broadcastB. ip ospf network non - broadcastC. ip ospf network point - to - multipointD. ip ospf network point - to - multipoint non - broadcast

4.Router R1, a branch router, connects to the Internet using DSL. The engineer plans to use a configuration with a dialer interface. The answers list a feature and interface on which the feature could be configured.Which combinations accurately describe the interface under which a feature will be configured?（）A. PPP on the ATM interfaceB. VPI/VCI on the dialer interfaceC. IP address on the ATM interfaceD. CHAP on the dialer interface

更多“Router R1, a branch router, connects to the Internet using D”相关问题

  • 第1题：

    Refer to the exhibit. Routers R1 and R2 have established a neighbor relationship and are exchanging routing information. The network design requires that R1 r eceive routing updates from R2, but not advertise any routes to R2. Which configuration command sequence will successfully accomplish this task? （）

    A. R1(config)# router eigrp 1 R1(config - router)# passive - interface serial 0

    B. R1(config)# access - list 2 0 deny any R1(config)# router eigrp 1 R1(config - router)# distribute - list 20 out serial 0

    C. R2(config)# access - list 20 permit any R2(config)# router eigrp 1 R2(config - router)# distribute - list 20 in serial 0

    D. R1(config)# access - list 20 permit any R 1(config)# router eigrp 1 R1(config - router)# distribute - list 20 in serial 0

    E. R2(config)# access - list 20 deny any R2(config)# router eigrp 1 R2(config - router)# distribute - list 20 out serial 0

    F. R2(config)# router eigrp 1 R2(config - router)# passive - interface serial 0


    参考答案：B

  • 第2题：

    What is themostlikelyreasonforthedispartlybetweentheactualnetworknumbersatthebranchesandtheroutesintheroutingtableonGateway－Router?()

    A.Branch-Router2isconfiguredtosendbothRIPv1andRIPv2updates.

    B.Gateway-RouterisconfiguredtoonlyreceiveRIPv2updates.

    C.Gateway-routerisconfiguredtoreceiveonlyRIPv1updates.

    D.Branch-Router1isconfiguredtoonlysendRIPv1updates.


    参考答案：D

  • 第3题：

    Enterprise Router R1, in ASN 1, connects to ISP Router I1, ASN 2, using eBGP. The single serial link b etween the two routers uses IP addresses 10.1.1.1 and 10.1.1.2, respectively. Both routers use their S0/0 interfaces for this link. Which of the following commands would be needed on R1 to configure eBGP?（）

    • A、router bgp 2
    • B、router bgp 1
    • C、neighbor 10.1 .1.2 remote - as 2
    • D、neighbor 10.1.1.2 Update - source 10.1.1.1
    • E、neighbor 10.1.1.2 Update- source S0/0

    正确答案:B,C

  • 第4题：

    Enterprise Router R1, in ASN 1, connects to ISP Router I1, ASN 2, using eBGP. There are two parallel serial links between the two rou ters. The implementation plan calls for each router to base their BGP TCP connection on their respective loopback1 interfaces, with IP addresses 1.1.1.1 and 2.2.2.2, respectively. Which of the following commands would not be part of a working eBGP confi guration on Router R1?（）

    • A、router bgp 1
    • B、neighbor 2.2.2.2 remote- as 2
    • C、neighbor 2.2.2.2 update - source loopback1
    • D、neighbor 2.2.2.2 multihop 2

    正确答案:D

  • 第5题：

    Router R1 sits at an Enterprise branch office, using both the Internet and a leased line to another Enterprise router for its two connectivity options back into the rest of the Enterprise network. The engineer planning for this branch decided to use the leased line for all Enterprise traffic, unless it fails, in which case the Internet connection should be used to pass traffic to the Enterprise. Which of the following is most likely to be useful on the branch router?（）

    • A、IPsec tunnel
    • B、GRE tunnel
    • C、Floating stati c route
    • D、An IGP

    正确答案:A,C

  • 第6题：

    Router R1 connects to a Frame Relay cloud using a multipoint subinterface, with ten PVCs associated with the subinterface. What command would make this router not use a DR, and dynamically discover OSPF neighbors?（）

    • A、ip ospf network broadcast
    • B、ip ospf network non - broadcast
    • C、ip ospf network point - to - multipoint
    • D、ip ospf network point - to - multipoint non - broadcast

    正确答案:C

  • 第7题：

    At a branch location, TestKing.com has deployed a non modular router that is equipped with two serial interfaces and two Ethernet interfaces.What additional equipment must be used to allow the branch office to connect to the central office by using an ISDN service?（）

    • A、a serial cable with a V.35 to RJ45 adapter
    • B、a CSU/DSU
    • C、an external ISDN TA and NT1
    • D、The non-modular router cannot connect to an ISDN service. The network administrator must purchase a modular router with an ISDN BRI-U card.

    正确答案:C

  • 第8题：

    单选题
    Router R1 sits at an Enterprise branch office, using the Internet for its only connectivity back to the rest of the EnterprisE. Which of the following is not a ben efit of using an IPsec tunnel for packets sent through the Internet, between R1 and the rest of the Enterprise?（）
    A

    Privacy

    B

    Authentication

    C

    Allows using an IGP between R1 and the Enterprise

    D

    Secure communications


    正确答案： C
    解析： 暂无解析

  • 第9题：

    单选题
    Router R1 connects to a Frame Relay cloud using a multipoint subinterface, with ten PVCs associated with the subinterface. What command would make this router not use a DR and require static OSPF neighbor definition?（）
    A

    ip ospf network broadcast

    B

    ip ospf netw ork non - broadcast

    C

    ip ospf network point - to - multipoint

    D

    ip ospf network point - to - multipoint non - broadcast


    正确答案： A
    解析： 暂无解析

  • 第10题：

    多选题
    Which three protocols should be explicitly managed by using a CoPP policy on an Internet border router？（）
    A

    SMTP

    B

    ICMP

    C

    BGP

    D

    SSH

    E

    RTP

    F

    BitTorrent

    G

    VTP


    正确答案： F,E
    解析： 暂无解析

  • 第11题：

    多选题
    Which three protocols should be explicitly managed by using Control Plane Policing on an Internet border router？（）
    A

    LDAP

    B

    ICMP

    C

    RTP

    D

    BGP

    E

    SSH

    F

    RDP


    正确答案： B,D
    解析： 暂无解析

  • 第12题：

    多选题
    Router R1 sits at an Enterprise branch office, using both the Internet and a leased line to another Enterprise router for its two connectivity options back into the rest of the Enterprise network. The engineer planning for this branch decided to use the leased line for all Enterprise traffic, unless it fails, in which case the Internet connection should be used to pass traffic to the Enterprise. Which of the following is most likely to be useful on the branch router?（）
    A

    IPsec tunnel

    B

    GRE tunnel

    C

    Floating stati c route

    D

    An IGP


    正确答案： C,D
    解析： 暂无解析

  • 第13题：

    Refer to the exhibit. Router R1 is connected to networks 172.1 6.1.0 ／26 and 172.16.1.64 ／27. On the basis of the partial output in the exhibit, which statement is true? ()

    A. Router R1 will deny the 172.16.1.0/26 route while permitting the 172.16.1.64/27 route to be advertised.

    B. Router R1 will advertise both rou tes.

    C. Router R1 should be reconfigured with an ACL instead of an ip prefix - list command.

    D. Router R1 will deny the 172.16.1.0/27 route while permitting the 172.16.1.0/26 route to be advertised.


    参考答案：D

  • 第14题：

    WhatisthemostlikelyreasonforthedispartlybetweentheactualnetworknumbersatthebranchesandtheroutesintheroutingtableonGateway－Router?()

    A.Branch-Router2isconfiguredtosendbothRIPv1andRIPv2updates.

    B.Gateway-RouterisconfiguredtoonlyreceiveRIPv2updates.

    C.Gateway-routerisconfiguredtoreceiveonlyRIPv1updates.

    D.Branch-Router1isconfiguredtoonlysendRIPv1updates.


    参考答案：D

  • 第15题：

    You administer a network that uses two routers， R1 and R2， configured as an HSRP group to  provide redundancy for the gateway. Router R1 is the active router and has been configured as  follows：   R1#configure terminal   R1（config）#interface fa0/0   R1（config-if）#ip address 10.10.0.5 255.255.255.0   R1（config-if）#standby 1 priority 150   R1（config-if）#standby preempt delay minimum 50   R1（config-if）#standby 1 track interface fa0/2 15   R1（config-if）#standby 1 ip 10.10.0.20   Which of the following describes the effect the standby preempt delay minimum 50 command will  have on router R1？（）

    • A、 The HSRP priority for router R1 will increase to 200.
    • B、 Router R1 will become the standby router if the priority drops below 50.
    • C、 The HSRP priority for router R1 will decrease to 50 points when Fa0/2 goes down.  
    • D、 Router R1 will wait 50 seconds before attempting to preempt the active router.

    正确答案:D

  • 第16题：

    Router R1, a branch router, connects to the Internet using DSL. Some traffic flows through a GRE and IPsec tunnel, over the DSL connection, and into the core of an Enterprise network. The branch also allows local hosts to communicate directly with public sites in th e Internet over this same DSL connection. Which of the following answers defines how the branch NAT config avoids performing NAT for the Enterprise directed traffic but does perform NAT for the Internet - directed traffic?（）

    • A、By not enabling NAT on the I Psec tunnel interface
    • B、By not enabling NAT on the GRE tunnel interface
    • C、By configuring the NAT - referenced ACL to not permit the Enterprise traffic
    • D、By asking the ISP to perform NAT in the cloud

    正确答案:C

  • 第17题：

    Enterprise Router R1 connects an Enterprise to the Internet. R1 needs to create and advertise a default route into the Enterprise using EIGRP. The engineer creating the implementation plan has chosen to base this default route on the ip route command, rather than using i p default - network. Which of the following is not a useful step with this style of default route configuration?（）

    • A、Create the default route on R1 using the ip route 0.0.0.0 0.0.0.0 outgoinginterface command.
    • B、Redistribute the statically configured defa ult route.
    • C、Disable auto - summary.
    • D、Configure the network 0.0.0.0 command.
    • E、Ensure R1 has no manually configured summary routes using the ip summary- address eigrp command.

    正确答案:C,E

  • 第18题：

    What must be configured on the network in order for users on the Internet to view web pages  located on Web Server 2?（）

    • A、On router R2， configure a default static route to the 192.168.1.0 network.
    • B、On router R2， configure DNS to resolve the URL assigned to Web Server 2 to the  192.168.1.10 address.
    • C、On router R1， configure NAT to translate an address on the 209.165.100.0/24 network to  192.168.1.10.
    • D、On router R1， configure DHCP to assign a registered IP address on the 209.165.100.0/24  network to Web Server 2.

    正确答案:A

  • 第19题：

    多选题
    Enterprise Router R1 connects an Enterprise to the Internet. R1 needs to create and advertise a default route into the Enterprise using EIGRP. The engineer creating the implementation plan has chosen to base this default route on the ip route command, rather than using i p default - network. Which of the following is not a useful step with this style of default route configuration?（）
    A

    Create the default route on R1 using the ip route 0.0.0.0 0.0.0.0 outgoinginterface command.

    B

    Redistribute the statically configured defa ult route.

    C

    Disable auto - summary.

    D

    Configure the network 0.0.0.0 command.

    E

    Ensure R1 has no manually configured summary routes using the ip summary- address eigrp command.


    正确答案： B,A
    解析： 暂无解析

  • 第20题：

    单选题
    Enterprise Router R1, in ASN 1, connects to ISP Router I1, ASN 2, using eBGP. There are two parallel serial links between the two rou ters. The implementation plan calls for each router to base their BGP TCP connection on their respective loopback1 interfaces, with IP addresses 1.1.1.1 and 2.2.2.2, respectively. Which of the following commands would not be part of a working eBGP confi guration on Router R1?（）
    A

    router bgp 1

    B

    neighbor 2.2.2.2 remote- as 2

    C

    neighbor 2.2.2.2 update - source loopback1

    D

    neighbor 2.2.2.2 multihop 2


    正确答案： C
    解析： 暂无解析

  • 第21题：

    多选题
    Enterprise Router R1, in ASN 1, connects to ISP Router I1, ASN 2, using eBGP. The single serial link b etween the two routers uses IP addresses 10.1.1.1 and 10.1.1.2, respectively. Both routers use their S0/0 interfaces for this link. Which of the following commands would be needed on R1 to configure eBGP?（）
    A

    router bgp 2

    B

    router bgp 1

    C

    neighbor 10.1 .1.2 remote - as 2

    D

    neighbor 10.1.1.2 Update - source 10.1.1.1

    E

    neighbor 10.1.1.2 Update- source S0/0


    正确答案： A,C
    解析： 暂无解析

  • 第22题：

    单选题
    Router R1, a branch router, connects to the Internet using DSL. The engineer plans to use a configuration with a dialer interface. The answers list a feature and interface on which the feature could be configured. Which combinations accurately describe the interface under which a feature will be configured?（）
    A

    PPP on the ATM interface

    B

    VPI/VCI on the dialer interface

    C

    IP address on the ATM interface

    D

    CHAP on the dialer interface


    正确答案： C
    解析： 暂无解析

  • 第23题：

    单选题
    Router R1, a branch router, connects to the Internet using DSL. Some traffic flows through a GRE and IPsec tunnel, over the DSL connection, destined for an Enterprise network. Which of the following answers best describes the router's logic that tells the router, for a given packet, to apply GRE encapsulation to the packet?（）
    A

    When the packet received on the LAN interface is permitted by the ACL listed on the tunnel greacl command under the incoming interface

    B

    When routing the packet, matching a route whose outgoing interface is the GRE tunnel interface

    C

    When routing the packet, matching a route whose outgoing interface is the IPsec tunnel interface

    D

    When permitted by an ACL that was referenced in the associated crypto map


    正确答案： D
    解析： 暂无解析

  • 第24题：

    单选题
    Router R1, a branch router, connects to the Internet using DSL. Some traffic flows through a GRE and IPsec tunnel, over the DSL connection, and into the core of an Enterprise network. The branch also allows local hosts to communicate directly with public sites in th e Internet over this same DSL connection. Which of the following answers defines how the branch NAT config avoids performing NAT for the Enterprise directed traffic but does perform NAT for the Internet - directed traffic?（）
    A

    By not enabling NAT on the I Psec tunnel interface

    B

    By not enabling NAT on the GRE tunnel interface

    C

    By configuring the NAT - referenced ACL to not permit the Enterprise traffic

    D

    By asking the ISP to perform NAT in the cloud


    正确答案： C
    解析： 暂无解析

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