السؤال #1

The interface IP address and VRRP virtual IP address can be the same

A. TRUE

B. FALSE

عرض الإجابة

اجابة صحيحة: A

السؤال #2

Which of the following attributes must be carried when BGP sends route update messages?

A. ED

B. ext_Hop

C. S_Path

D. ocal_Preference

عرض الإجابة

اجابة صحيحة: BC

السؤال #3

Which of the following LSAs are advertised only within a single area?

A. Network LSA

B. Router LSA

C. Summary LSA

D. AS External LSA

عرض الإجابة

اجابة صحيحة: AB

السؤال #4

Which of the following statements regarding the BGP error display of a router is false?

A. The error occurred at 11:40:39 on March 22, 2010

B. The neighbor address of this router is 10

C. The error may be caused by the incorrect peer AS number

D. Error Type indicates that the BGP error is caused by the neighbor relationship error

عرض الإجابة

اجابة صحيحة: C

السؤال #5

Which of the following statements about IS-IS Hello packets are true? (Choose all that apply.)

A. Level-1 LAN IIH packets do not contain the System ID field

B. P2P IIH packets and LAN IIH packets are exactly the same

C. P2P IIH packets do not contain the Priority field

D. Level-1 LAN IIH packets are sent in multicast mode

عرض الإجابة

اجابة صحيحة: CD

السؤال #6

The following is part of configuration on the router.Which of the following statements regarding the configuration is true?[HUAWEI]ip ip-prefix pl permit 10.0.192.0 8 greater-equal 17 less-equal 18

A. In the 10

B. In the 10

C. In the 10

D. In the 10

عرض الإجابة

اجابة صحيحة: A

السؤال #7

Two Level-1 routers in different areas can establish a neighbor relationship.

A. TRUE

B. FALSE

عرض الإجابة

اجابة صحيحة: B

السؤال #8

Which of the following statements regarding the display bgp routing-table command output is true?

A. The route to the destination address 192

B. The MED value of the route to the destination address 192

C. The route to the destination address 192

D. The route to the destination address 192

عرض الإجابة

اجابة صحيحة: D

السؤال #9

Which of the following statements regarding the BGP error display of a router is false?

A. The error occurred at 11:40:39 on March 22, 2010

B. The neighbor address of this router is 10

C. The error may be caused by the incorrect peer AS number

D. Error Type indicates that the BGP error is caused by the neighbor relationship error

عرض الإجابة

اجابة صحيحة: C

السؤال #10

When deploying a VRRP network, an enterprise administrator sets the virtual IP address to192.168.1.254 and VRID to 1. Which of the following is the virtual MAC address after the network becomes stable?

A. 000-5e00-0101

B. 000-5e00-0254

C. 000-5e01-0101

D. 000-5e01-0254

عرض الإجابة

اجابة صحيحة: A

السؤال #11

Which of the following parameters are not mandatory during the configuration of a BGP peer? (Choose all that apply.)

A. password

B. Peer IP address

C. as-number

D. description

عرض الإجابة

اجابة صحيحة: AD

السؤال #12

Which of the following parameters are not mandatory during the configuration of a BGP peer? (Choose all that apply.)

A. password

B. Peer IP address

C. as-number

D. description

عرض الإجابة

اجابة صحيحة: AD

السؤال #13

How long is the default lease period of the DHCP address pool?

A. hour

B. day

C. week

D. month

عرض الإجابة

اجابة صحيحة: B

السؤال #14

Which of the following attributes must be carried in an Update message?

A. local-Pref

B. MED

C. AS_Path

D. PrefVal

عرض الإجابة

اجابة صحيحة: C

السؤال #15

Which of the following statements about the forwarding plane of a switch is false?

A. Provides high - speed and non - blocking data channels

B. Can encapsulate and decapsulate packets

C. Can collect packet statistics

D. Consists of main control boards and interface boards

عرض الإجابة

اجابة صحيحة: C

السؤال #16

This configuration is the part of RTA configuration.Which of the following statements regarding the configuration are true? (Choose all that apply.)[RTA]ospf 100[RTA-ospf-100]silent-interface GigabitEthernet/0

A. RTA cannot establish a neighbor relationship with the neighbor that this interface is directly connected to

B. GigabitEthernet/0 is prohibited from sending OSPF packets

C. Direct routes of GigabitEthernet/0 can still be advertised

D. This interface cannot send Hello packets

عرض الإجابة

اجابة صحيحة: ABD

السؤال #17

Which of the following statements regarding OSPF AS-External-LSA are true? (Choose all that apply.)

A. Net mask is set to all 0s

B. Advertising Router is set as the router ID of an ASBR

C. Link State ID and Advertising Router can uniquely identify an AS-External-LSA

D. Link State ID is set as an address on the destination network segment

عرض الإجابة

اجابة صحيحة: BC

السؤال #18

In an OSPF routing domain, two routers must be specified as one DR and one BDR in a broadcast or NBMAnetwork with at least two routers.

A. TRUE

B. FALSE

عرض الإجابة

اجابة صحيحة: A

السؤال #19

Which of the following parameters are not mandatory during the configuration of a BGP peer? (Choose all that apply.)

A. password

B. Peer IP address

C. as-number

D. description

عرض الإجابة

اجابة صحيحة: AD

السؤال #20

This configuration is the part of RTA configuration.Which of the following statements regarding the configuration are true? (Choose all that apply.)[RTA]ospf 100[RTA-ospf-100]silent-interface GigabitEthernet/0

A. RTA cannot establish a neighbor relationship with the neighbor that this interface is directly connected to

B. GigabitEthernet/0 is prohibited from sending OSPF packets

C. Direct routes of GigabitEthernet/0 can still be advertised

D. This interface cannot send Hello packets

عرض الإجابة

اجابة صحيحة: ABD

السؤال #21

Which of the following statements regarding the display bgp routing-table command output is true?

A. The route to the destination address 192

B. The MED value of the route to the destination address 192

C. The route to the destination address 192

D. The route to the destination address 192

عرض الإجابة

اجابة صحيحة: D

السؤال #22

See the network shown in the following figure. Route leaking is configured on R1. In this case, R1 sends a Level-2 LSP to R3 so that R3 can learn routes on the entire network.

A. RUE

B. ALSE

عرض الإجابة

اجابة صحيحة: A

السؤال #23

Which of the following statements regarding the display bgp routing-table command output is true?

A. The route to the destination address 192

B. The MED value of the route to the destination address 192

C. The route to the destination address 192

D. The route to the destination address 192

عرض الإجابة

اجابة صحيحة: D

السؤال #24

Which of the following parameters are not mandatory during the configuration of a BGP peer? (Choose all that apply.)

A. password

B. Peer IP address

C. as-number

D. description

عرض الإجابة

اجابة صحيحة: AD

السؤال #25

Which of the following statements regarding the OSPF protocol are true? (Choose all that apply.)

A. An AS-External-LSA does not belong to any area

B. An AS-External-LSA describes a route from a router to an ASBR

C. The cost of a Type 2 external route is only the AS external cost value, ignore AS internal cost value

D. An AS-External-LSA describes an AS external route and is flooded outside an AS

عرض الإجابة

اجابة صحيحة: AC

السؤال #26

Which of the following LSAs are advertised only within a single area?

A. Network LSA

B. Router LSA

C. Summary LSA

D. AS External LSA

عرض الإجابة

اجابة صحيحة: AB

السؤال #27

Four routers run IS-IS and have established adjacencies. The area IDs and router levels are marked in the following figure.Which of the following statements is true?

A. The LSDB of R2 does not contain the LSP of R4

B. The LSDB of R1 does not contain the LSP of R4

C. The LSDB of R2 does not contain the LSP of R3

D. The LSDB of R3 does not contain the LSP of R4

عرض الإجابة

اجابة صحيحة: B

السؤال #28

Which of the following statements regarding different LSA types is false?

A. LS Update packets contain complete LSA information

B. LS Ack packets contain complete LSA information

C. LS Request packets contain only LS Type, LS ID, and Advertising Rooter

D. DD packets contain only LSA summary information, including LS Type, LS ID, Advertising Router, and LS Sequence Number

عرض الإجابة

اجابة صحيحة: B

السؤال #29

Which of the following statements regarding the BGP error display of a router is false?

A. The error occurred at 11:40:39 on March 22, 2010

B. The neighbor address of this router is 10

C. The error may be caused by the incorrect peer AS number

D. Error Type indicates that the BGP error is caused by the neighbor relationship error

عرض الإجابة

اجابة صحيحة: C

السؤال #30

Which of the following parameters are not mandatory during the configuration of a BGP peer? (Choose all that apply.)

A. password

B. Peer IP address

C. as-number

D. description

عرض الإجابة

اجابة صحيحة: AD

السؤال #31

Which of the following statements regarding the BGP error display of a router is false?

A. The error occurred at 11:40:39 on March 22, 2010

B. The neighbor address of this router is 10

C. The error may be caused by the incorrect peer AS number

D. Error Type indicates that the BGP error is caused by the neighbor relationship error

عرض الإجابة

اجابة صحيحة: C

السؤال #32

See the command output of a router below.Which of the following statements is true?

A. The router ID is 10

B. The interface cost is 1500

C. This router is a BDR

D. The interface IP address is 10

عرض الإجابة

اجابة صحيحة: C

السؤال #33

To prevent inter-area routing loops, OSPF does not allow advertising routing information between two non-backbone areas and allows advertising routing information only within an area or between the backbone area and a non-backbone area. Therefore, each ABR must be connected to the backbone area.

A. TRUE

B. FALSE

عرض الإجابة

اجابة صحيحة: A

السؤال #34

Which of the following route selection tools can be used by other routing protocols in addition to BGP?

A. community-filter

B. ACL

C. IP-prefix

D. as-path-filter

عرض الإجابة

اجابة صحيحة: BC

السؤال #35

Which cost types are supported in IS-IS? (Choose all that apply.)

A. efault

B. ide

C. oS

D. arrow

عرض الإجابة

اجابة صحيحة: ABCD

السؤال #36

Multiple BGP processes cannot be configured on the same router.

A. TRUE

B. FALSE

عرض الإجابة

اجابة صحيحة: B

السؤال #37

Which of the following statements regarding the MED value in BGP are true? (Choose all that apply.)

A. According to BGP route selection rules, the MED value has a lower priority than AS Path, Preferred-Value,Local-Preference, and Origin

B. The default MED value of BGP routes is 0

C. By default, BGP can compare the MED values of routes from different ASs

D. By default, if there is no MED value in routes, the value 0 is used

عرض الإجابة

اجابة صحيحة: ABD

السؤال #38

Preferences of routing protocols determine the sequence in which a router selects a route among routes to the same destination learned through different routing protocols.

A. TRUE

B. FALSE

عرض الإجابة

اجابة صحيحة: A

السؤال #39

Which of the following statements regarding the BGP error display of a router is false?

A. The error occurred at 11:40:39 on March 22, 2010

B. The neighbor address of this router is 10

C. The error may be caused by the incorrect peer AS number

D. Error Type indicates that the BGP error is caused by the neighbor relationship error

عرض الإجابة

اجابة صحيحة: C

السؤال #40

See the network shown in the following figure. R1 and R2 run IS-IS, and establish an adjacency. IS-IS is enabled on Loopback0 of R2 but disabled on Loopback3 of R2. The configurations shown in the figure are performed in the IS-IS process of R2.Which of the following statements are true? (Choose all that apply.)

A. The routing table of R1 contains the route 10

B. The routing table of R1 does not contain the route 10

C. The routing table of R1 does not contain the routes 10

D. The routing table of R1 contains the route 10

عرض الإجابة

اجابة صحيحة: BD

السؤال #41

Multiple BGP processes cannot be configured on the same router.

A. TRUE

B. FALSE

عرض الإجابة

اجابة صحيحة: B

السؤال #42

BFD control packets are encapsulated in UDP packets for transmission.What is the destination port number of multi-hop BFD control packets?

A. 4784

B. 2784

C. 5784

D. 3784

عرض الإجابة

اجابة صحيحة: A

السؤال #43

Which of the following statements regarding the MED value in BGP are true? (Choose all that apply.)

A. According to BGP route selection rules, the MED value has a lower priority than AS Path, Preferred-Value,Local-Preference, and Origin

B. The default MED value of BGP routes is 0

C. By default, BGP can compare the MED values of routes from different ASs

D. By default, if there is no MED value in routes, the value 0 is used

عرض الإجابة

اجابة صحيحة: ABD

السؤال #44

See the network shown in the following figure. R1 and R2 run IS-IS, and establish an adjacency. IS-IS is enabled on Loopback0 of R2 but disabled on Loopback3 of R2. The configurations shown in the figure are performed in the IS-IS process of R2.Which of the following statements are true? (Choose all that apply.)

A. The routing table of R1 contains the route 10

B. The routing table of R1 does not contain the route 10

C. The routing table of R1 does not contain the routes 10

D. The routing table of R1 contains the route 10

عرض الإجابة

اجابة صحيحة: BD

السؤال #45

Which of the following statements is false, based on the following IGMP information on an interface of RTA?

A. The IP address of the interface is 192

B. The interval for sending group-specific Query messages is 60s

C. The maximum time for response to Query messages is 10s

D. The IGMP version is IGMPv2

عرض الإجابة

اجابة صحيحة: B

السؤال #46

According to BGP route selection rules, the route with the largest MED value is preferred.

A. TRUE

B. FALSE

عرض الإجابة

اجابة صحيحة: B

السؤال #47

To prevent inter-area routing loops, OSPF does not allow advertising routing information between two non-backbone areas and allows advertising routing information only within an area or between the backbone area and a non-backbone area. Therefore, each ABR must be connected to the backbone area.

A. RUE

B. ALSE

عرض الإجابة

اجابة صحيحة: A

السؤال #48

In which of the following situations will a router running IS-IS not generate LSP?

A. hange the sysmane of the router

B. S-IS neighbor UP or Dowm

C. odify the IP address of the IS-IS interface

D. odify the Cost value of the IS-IS interface

عرض الإجابة

اجابة صحيحة: A

السؤال #49

Which of the following statements regarding the OSPF protocol is false?

A. Each OSPF router uses only one Router-LSA to describe the local active connection status of an area

B. Routing information can be advertised only between backbone and non-backbone areas and cannot be advertised directerly between non-backbone areas

C. Router-LSA describes four connection types: P2P, TransNet, SubNet, and virtual link

D. Link State ID in a Type 3 LSA indicates the router ID of an ABR

عرض الإجابة

اجابة صحيحة: C

السؤال #50

When a routing policy is used to filter routes, which of the following route prefixes will be denied by the IP prefix below? (Choose all that apply.)[HUAWEI]ip ip-prefix aa index 10 deny 1.1.1.1 24[HUAWEI]ip ip-prefix aa index 20 permit 1.1.1.1 32

A. 1

B. 1

C. 1

D. 1

عرض الإجابة

اجابة صحيحة: B

السؤال #51

Which of the following statements regarding the display bgp routing-table command output is true?

A. The route to the destination address 192

B. The MED value of the route to the destination address 192

C. The route to the destination address 192

D. The route to the destination address 192

عرض الإجابة

اجابة صحيحة: D

السؤال #52

See the network shown in the following figure. R1 and R2 run IS-IS, and establish an adjacency. IS-IS is enabled on Loopback0 of R2 but disabled on Loopback3 of R2. The configurations shown in the figure are performed in the IS-IS process of R2.Which of the following statements are true? (Choose all that apply.)

A. The routing table of R1 contains the route 10

B. The routing table of R1 does not contain the route 10

C. The routing table of R1 does not contain the routes 10

D. The routing table of R1 contains the route 10

عرض الإجابة

اجابة صحيحة: BD

السؤال #53

The traffic limiting policy feature only supports the number of connections initiated by the specified IP or the number of connections received.

A. ALSE

B. RUE

عرض الإجابة

اجابة صحيحة: A

السؤال #54

A company has a stack consisting of three switches that are running properly. The master switch restarts due to a fault. Given this, which of the following statements are true?

A. ABefore the restart of the original master switch is complete, the original slave switch is specified as the new standby switch

B. BAfter the original master switch restarts, it becomes the new master switch

C. CAfter the original master switch restarts, the original standby switch becomes a new slave switch

D. DBefore the restart of the original master switch is complete, the original standby switch becomes the new master switch

عرض الإجابة

اجابة صحيحة: BD

السؤال #55

Which of the following statements regarding different LSA types is false?

A. LS Request packets contain only LS Type, LS ID, and Advertising Router

B. LS Ack packets contain complete LSA information

C. DD packets contain only LSA summary information, including LS Type, LS ID, Advertising Router, and LS Sequence Number

D. LS Update packets contain complete LSA information

عرض الإجابة

اجابة صحيحة: D

السؤال #56

Which of the following statements regarding OSPF packets is false?

A. D packets contain all LSA information and can be used to periodically synchronize LSOB information between neighbors

B. ello packets are used to discover and maintain OSPF neighbor relationships and also can be used to elect DR and BDR on broadcast and NBMA networks

C. wo routers must send Hello packets at the same interval

D. D packets carry LSA header information to describe link state summary information

عرض الإجابة

اجابة صحيحة: A

السؤال #57

See the network shown in the following figure. Route leaking is configured on R1. In this case, R1 sends a Level-2 LSP to R3 so that R3 can learn routes on the entire network.

A. TRUE

B. FALSE

عرض الإجابة

اجابة صحيحة: A

السؤال #58

Which of the following statements about IS-IS Hello packets are true? (Choose all that apply.)

A. Level-1 LAN IIH packets do not contain the System ID field

B. P2P IIH packets and LAN IIH packets are exactly the same

C. P2P IIH packets do not contain the Priority field

D. Level-1 LAN IIH packets are sent in multicast mode

عرض الإجابة

اجابة صحيحة: CD

السؤال #59

Which of the following statements regarding the BGP error display of a router is false?

A. The error occurred at 11:40:39 on March 22, 2010

B. The neighbor address of this router is 10

C. The error may be caused by the incorrect peer AS number

D. Error Type indicates that the BGP error is caused by the neighbor relationship error

عرض الإجابة

اجابة صحيحة: C

السؤال #60

Which of the following statements regarding OSPF neighbor relationship and adjacency is true?

A. Not all neighbors can establish adjacencies

B. Neighbor relationships are selected from adjacencies to exchange routing information

C. OSPF routers must establish an adjacency before exchanging information

D. Adjacencies are maintained using OSPF DD packet

عرض الإجابة

اجابة صحيحة: A

السؤال #61

As shown in the figure, in a pure IPv6 environment, if you want to realize the communication between PC1 and PC2, which of the following groups of addresses can be configured on PC1 and P2 respectively?

A. D00:1AC0:872E::1/64 FDO0:2BE1:2320::1/64

B. 001:FDC::1/64 2001:FDC1::2/64

C. E80::1/64 FE80::2/64

D. 001:FDC:1/64 2001:FDC::2/64

عرض الإجابة

اجابة صحيحة: B

السؤال #62

Which of the following statements regarding the MED value in BGP are true? (Choose all that apply.)

A. According to BGP route selection rules, the MED value has a lower priority than AS Path, Preferred-Value,Local-Preference, and Origin

B. The default MED value of BGP routes is 0

C. By default, BGP can compare the MED values of routes from different ASs

D. By default, if there is no MED value in routes, the value 0 is used

عرض الإجابة

اجابة صحيحة: ABD

السؤال #63

Which of the following attributes must be carried in an Update message?

A. local-Pref

B. MED

C. AS_Path

D. PrefVal

عرض الإجابة

اجابة صحيحة: C

السؤال #64

Which of the following parameters are used in a firewall security policy to match traffic? (Choose all that apply.)

A. Application

B. Source security zone

C. Source IP address

D. Packet size

عرض الإجابة

اجابة صحيحة: ABC

السؤال #65

Multiple BGP processes cannot be configured on the same router.

A. TRUE

B. FALSE

عرض الإجابة

اجابة صحيحة: B

السؤال #66

Which of the following statements about a DHCP server on a large-scale Layer 3 WLAN are false? (Choose all that apply.)

A. APs can obtain the AC's IP address from a DHCP server using Option 43

B. APs can obtain the AC's IP address from a DHCP server using Option 60

C. An independent DHCP server is recommended

D. The AC is recommended as a DHCP server

عرض الإجابة

اجابة صحيحة: BD

السؤال #67

Which of the following is correct procedure for a DHCP client to apply for an IP address from a DHCP server?1. The host sends a DHCP Request message to request an IP address.2. The DHCP server responds with a DHCP Offer packet.3. The host sends a DHCP Discover packet to search for the DHCP server.4. After receiving the request, the server returns an ACK message.

A. 1-4-3-2

B. 3-4-1-2

C. 1-2-3-4

D. 3-2-1-4

عرض الإجابة

اجابة صحيحة: D

السؤال #68

Four routers run IS-IS and have established adjacencies. The area IDs and router levels are marked in the following figure. R1 and R2 are connected through a PPP link, and R3 is the DIS.Which of the following statements are true? (Choose all that apply.)

A. If R2 sends a Level-2 LSP, R3 needs to send a PSNP for acknowledgment

B. R3 periodically sends CSNPs to implement Level-2 LSDB synchronization

C. R2 sends an LSP to R3 and R4 in unicast mode

D. If R1 sends an LSP, R2 needs to send a PSNP for acknowledgment

عرض الإجابة

اجابة صحيحة: ABD

السؤال #69

A source tree is the shortest path from a multicast source to receiver hosts, it is also called a shortest path tree (SPT).

A. TRUE

B. FALSE

عرض الإجابة

اجابة صحيحة: A

السؤال #70

Which of the following parameters are not mandatory during the configuration of a BGP peer? (Choose all that apply.)

A. password

B. Peer IP address

C. as-number

D. description

عرض الإجابة

اجابة صحيحة: AD

السؤال #71

Which of the following statements regarding BGP message types and characteristics is false?

A. Hello messages are periodically sent between BGP peers to maintain their connection

B. Update messages are used to exchange routing information between BGP peers

C. Open messages are used to establish a peer relationship between two neighbors

D. Notification messages are used to transmit error information between BGP Speakers

عرض الإجابة

اجابة صحيحة: A

السؤال #72

Which of the following is correct procedure for a DHCP client to apply for an IP address from a DHCP server?1. The host sends a DHCP Request message to request an IP address.2. The DHCP server responds with a DHCP Offer packet.3. The host sends a DHCP Discover packet to search for the DHCP server.4. After receiving the request, the server returns an ACK message.

A. 1-4-3-2

B. 3-4-1-2

C. 1-2-3-4

D. 3-2-1-4

عرض الإجابة

اجابة صحيحة: D

السؤال #73

Which of the following statements regarding the OSPF protocol are true? (Choose all that apply.)

A. An AS-External-LSA does not belong to any area

B. An AS-External-LSA describes a route from a router to an ASBR

C. The cost of a Type 2 external route is only the AS external cost value, ignore AS internal cost value

D. An AS-External-LSA describes an AS external route and is flooded outside an AS

عرض الإجابة

اجابة صحيحة: AC

السؤال #74

Which of the following statements regarding the display bgp routing-table command output is true?

A. The route to the destination address 192

B. The MED value of the route to the destination address 192

C. The route to the destination address 192

D. The route to the destination address 192

عرض الإجابة

اجابة صحيحة: D

السؤال #75

Which of the following statements regarding the output information of a router is true?

A. This router and its neighbor 2

B. The router ID of the router is 1

C. The AS number of the router is 100

D. This router negotiates with its neighbor using BGP version 3

عرض الإجابة

اجابة صحيحة: C

السؤال #76

Multiple BGP processes cannot be configured on the same router.

A. TRUE

B. FALSE

عرض الإجابة

اجابة صحيحة: B

السؤال #77

BFD control packets are encapsulated in UDP packets for transmission.What is the destination port number of multi-hop BFD control packets?

A. 4784

B. 2784

C. 5784

D. 3784

عرض الإجابة

اجابة صحيحة: A

السؤال #78

Which of the following statements about the AC's mobility group are false? (Choose all that apply.)

A. STAs can roam only between ACs in the same mobility group

B. The mobility server must be an AC in the local mobility group

C. A mobility server needs to be specified for member ACs in a mobility group

D. ACs in the same mobility group encapsulate and transmit roaming information over the DTLS extended tunnel

عرض الإجابة

اجابة صحيحة: AB

السؤال #79

Preferences of routing protocols determine the sequence in which a router selects a route among routes to the same destination learned through different routing protocols.

A. TRUE

B. FALSE

عرض الإجابة

اجابة صحيحة: A

السؤال #80

A source tree is the shortest path from a multicast source to receiver hosts, it is also called a shortest path tree (SPT).

A. TRUE

B. FALSE

عرض الإجابة

اجابة صحيحة: A

السؤال #81

Four routers run IS-IS and have established adjacencies. The area IDs and router levels are marked in the following figure. R1 and R2 are connected through a PPP link, and R3 is the DIS.Which of the following statements are true? (Choose all that apply.)

A. If R2 sends a Level-2 LSP, R3 needs to send a PSNP for acknowledgment

B. R3 periodically sends CSNPs to implement Level-2 LSDB synchronization

C. R2 sends an LSP to R3 and R4 in unicast mode

D. If R1 sends an LSP, R2 needs to send a PSNP for acknowledgment

عرض الإجابة

اجابة صحيحة: ABD

السؤال #82

Which of the following routing policy tools can be used to add or delete an AS path?

A. filter-policy

B. community-filter

C. ip-prefix

D. ip as-path-filter

عرض الإجابة

اجابة صحيحة: D

السؤال #83

What is the default sending interval of BFD packets?

A. 100ms

B. 1000ms

C. 10s

D. 5s

عرض الإجابة

اجابة صحيحة: A

السؤال #84

Which of the following statements regarding the MED value in BGP are true? (Choose all that apply.)

A. According to BGP route selection rules, the MED value has a lower priority than AS Path, Preferred-Value,Local-Preference, and Origin

B. The default MED value of BGP routes is 0

C. By default, BGP can compare the MED values of routes from different ASs

D. By default, if there is no MED value in routes, the value 0 is used

عرض الإجابة

اجابة صحيحة: ABD

السؤال #85

The Hold time in the Open message sent by BGP Peer A is 90s, while that in the Open message sent by Peer B is 30s.What is the interval for sending Keepalive messages after the two peers establish a connection?

A. No Keepalive messages will be sent

B. 90s

C. 10s

D. 30s

عرض الإجابة

اجابة صحيحة: C

السؤال #86

A monitoring plane usually comprises the monitoring units of main control boards and interface boards. This plane can monitor the system environment independently. Which of the following environment monitoring functions can be provided by the monitoring plane?

A. Voltage monitoring

B. Temperature monitoring

C. Fan control

D. System power - on and power - off control

عرض الإجابة

اجابة صحيحة: B

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View The Updated H12-821 Exam Questions

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اجتياز اختبار الممارسة Cisco وPMP وCISA وCISM وAWS بنسبة 100% للبيع!
احصل الان