Question 1

The SDN controller has a global view of the entire network.

Accepted Answer

A) True 
 B)False

Question 2

On an SDN network, OpenFlow connection backup data mainly includes which of the following? (Choose all that apply.)

Accepted Answer

A)  Collected forwarder interface information 
B)  Binding relationship between the logical interface of the controller and the forwarder's physical interface 
C)  Connection management information of the forwarder 
D)  Collected forwarder VLAN information 
A)  Collected forwarder interface information 
B)  Binding relationship between the logical interface of the controller and the forwarder's physical interface 
C)  Connection management information of the forwarder 
D)  Collected forwarder VLAN information

Question 3

In OSPF, which of the following statements is true within a given area (area A)?

Accepted Answer

A)  The LSA generated by each router is the same. 
B)  The LSDB of area A of each router is the same. 
C)  The shortest path tree calculated based on the LSDB of each router is the same. 
D)  The route calculated based on each router's shortest path tree is the same. 
A)  The LSA generated by each router is the same. 
B)  The LSDB of area A of each router is the same. 
C)  The shortest path tree calculated based on the LSDB of each router is the same. 
D)  The route calculated based on each router's shortest path tree is the same.

Question 4

The OpenStack architecture comprises which of the following components? (Choose all that apply.)

Accepted Answer

A)  Nova 
B)  Neutron 
C)  Cinder 
D)  NetMatrix 
A)  Nova 
B)  Neutron 
C)  Cinder 
D)  NetMatrix

Question 5

Which of the following statements about NETCONF are true? (Choose all that apply.)

Accepted Answer

A)  NETCONF provides a protection locking mechanism to prevent operations performed by multiple users from conflicting with each other. 
B)  NETCONF can query one or multiple records in a table and requires multiple interactions during this process. 
C)  NETCONF uses XML coding for system compatibility and extensibility. 
D)  NETCONF uses existing security protocols to ensure network security, and is not bound to any specific security protocols. 
A)  NETCONF provides a protection locking mechanism to prevent operations performed by multiple users from conflicting with each other. 
B)  NETCONF can query one or multiple records in a table and requires multiple interactions during this process. 
C)  NETCONF uses XML coding for system compatibility and extensibility. 
D)  NETCONF uses existing security protocols to ensure network security, and is not bound to any specific security protocols.

Question 6

The OpenFlow protocol in SDN architecture is led and actively promoted by the IETF.

Accepted Answer

A) True 
 B)False

Question 7

In BGP, which of the following are methods for loop avoidance?

Accepted Answer

A)  The Origin attribute of a route records the source from which the route was imported 
B)  In a route's AS-Path attribute, all ASs along the path are recorded. 
C)  In the next-hop attribute of a route, the route's next hop is recorded. 
D)  The MED attribute of a route affects the outbound interface selection of another AS. 
A)  The Origin attribute of a route records the source from which the route was imported 
B)  In a route's AS-Path attribute, all ASs along the path are recorded. 
C)  In the next-hop attribute of a route, the route's next hop is recorded. 
D)  The MED attribute of a route affects the outbound interface selection of another AS.

Question 8

Which OpenStack component is responsible for managing virtual networks and determining the ID of the server that the VM IP address.

Accepted Answer

A)  Nova 
B)  Neutron 
C)  Cinder 
D)  NetMatrix 
A)  Nova 
B)  Neutron 
C)  Cinder 
D)  NetMatrix

Question 9

Which of the following is the port number used by VXLAN packets?

Accepted Answer

A)  4786 
B)  4787 
C)  4788 
D)  4789 
A)  4786 
B)  4787 
C)  4788 
D)  4789

Question 10

In the SDN architecture, which of the following protocols is used for communication between the control layer and application layer?

Accepted Answer

A)  OpenFlow 
B)  NETCONF 
C)  RESTful 
D)  NetStream 
A)  OpenFlow 
B)  NETCONF 
C)  RESTful 
D)  NetStream

Question 11

Which of the following statements are true about the meaning of the peer 20.1.1.2 allow-as-loop 2 command? (Choose all that apply.)

Accepted Answer

A)  The local AS number can be repeated in the AS_Path attribute in the received routes. 
B)  2 indicates the number of times the AS number can be repeated. 
C)  This command can only be used on EBGP peers. 
D)  By default, the number of times the AS number is allowed to be duplicated is 1. 
A)  The local AS number can be repeated in the AS_Path attribute in the received routes. 
B)  2 indicates the number of times the AS number can be repeated. 
C)  This command can only be used on EBGP peers. 
D)  By default, the number of times the AS number is allowed to be duplicated is 1.

Question 12

Which of the following statements is true about the IS-IS backbone area?

Accepted Answer

A)  A router belongs to all areas. 
B)  All routers belong to the same area. 
C)  This area comprises a series of continuous L2 routers and L1-L2 routers. 
D)  This area is central area connected to other areas. 
A)  A router belongs to all areas. 
B)  All routers belong to the same area. 
C)  This area comprises a series of continuous L2 routers and L1-L2 routers. 
D)  This area is central area connected to other areas.

Question 13

A trunk port on a switch allows packets from VLANs 3, 4, and 5 to pass, but only packets from VLANs 3 and 4 have tags. Which of the following may be the reason why packets from VLAN 5 do not have tags?

Accepted Answer

A)  The port PVID is 5. 
B)  The port PVID is 3 and 4. 
C)  During port configuration, the port trunk permit vlan 3 4 command is configured. 
D)  GVRP is enabled on this port. 
A)  The port PVID is 5. 
B)  The port PVID is 3 and 4. 
C)  During port configuration, the port trunk permit vlan 3 4 command is configured. 
D)  GVRP is enabled on this port.

Question 14

Which of the following methods does not support traffic importing to the MPLS TE tunnel?

Accepted Answer

A)  Static routing 
B)  Dynamic routing 
C)  Automatic routing 
D)  Policy-based routing 
A)  Static routing 
B)  Dynamic routing 
C)  Automatic routing 
D)  Policy-based routing

Question 15

Which of the following interfaces are provided by SDN reflect programmability? (Choose all that apply.)

Accepted Answer

A)  Northbound interface 
B)  Southbound interface 
C)  Eastbound-westbound interface 
D)  API PLC programming interface 
A)  Northbound interface 
B)  Southbound interface 
C)  Eastbound-westbound interface 
D)  API PLC programming interface

Question 16

Which of the following statements about NetStream logs are true? (Choose all that apply.)

Accepted Answer

A)  NetStream logs have V5, V8, and V9 formats. The difference between V5 and V9 is that V5 is fixed and does not support traffic aggregation, whereas V9 supports traffic aggregation and data format customization. 
B)  NetStream packets use UDP encapsulation and unlike SFlow, NetStream does not support traffic sampling. 
C)  A field within NetStream packets can distinguish whether traffic is inbound or outbound. 
D)  The start time of a NetStream flow is the time that elapses between January 1, 1970 at 00:00:00 to the moment the flow is created and expressed in seconds. 
A)  NetStream logs have V5, V8, and V9 formats. The difference between V5 and V9 is that V5 is fixed and does not support traffic aggregation, whereas V9 supports traffic aggregation and data format customization. 
B)  NetStream packets use UDP encapsulation and unlike SFlow, NetStream does not support traffic sampling. 
C)  A field within NetStream packets can distinguish whether traffic is inbound or outbound. 
D)  The start time of a NetStream flow is the time that elapses between January 1, 1970 at 00:00:00 to the moment the flow is created and expressed in seconds.

Question 17

Which of the following are parts of the SNMP network management model? (Choose all that apply.)

Accepted Answer

A)  NMS 
B)  Agent 
C)  SOA 
D)  MIB 
A)  NMS 
B)  Agent 
C)  SOA 
D)  MIB

Question 18

What kind of packet is used by BGP to transmit version number and AS number information?

Accepted Answer

A)  Open 
B)  Update 
C)  Keepalive 
D)  Notification 
A)  Open 
B)  Update 
C)  Keepalive 
D)  Notification

Question 19

Which of the following statements about BGP are true? (Choose all that apply.)

Accepted Answer

A)  BGP calculates and discovers the optimal route. 
B)  BGP uses TCP as the transport layer protocol with a port number of 170. 
C)  BGP stability is ensured by the high reliability of TCP, not by its own mechanism. 
D)  BGP sends only updated routing information, thereby saving a large amount of bandwidth resources. 
A)  BGP calculates and discovers the optimal route. 
B)  BGP uses TCP as the transport layer protocol with a port number of 170. 
C)  BGP stability is ensured by the high reliability of TCP, not by its own mechanism. 
D)  BGP sends only updated routing information, thereby saving a large amount of bandwidth resources.

Question 20

In the SDN architecture, which of the following belong to the application layer? (Choose all that apply.)

Accepted Answer

A)  OpenStack 
B)  Third-party APP platform 
C)  SNC 
D)  NetMatrix 
A)  OpenStack 
B)  Third-party APP platform 
C)  SNC 
D)  NetMatrix

The SDN controller has a global view of the entire network.

On an SDN network, OpenFlow connection backup data mainly includes which of the following? (Choose all that apply.)

In OSPF, which of the following statements is true within a given area (area A)?

The OpenStack architecture comprises which of the following components? (Choose all that apply.)

Which of the following statements about NETCONF are true? (Choose all that apply.)

The OpenFlow protocol in SDN architecture is led and actively promoted by the IETF.

In BGP, which of the following are methods for loop avoidance?

Which OpenStack component is responsible for managing virtual networks and determining the ID of the server that the VM IP address.

Which of the following is the port number used by VXLAN packets?

In the SDN architecture, which of the following protocols is used for communication between the control layer and application layer?

Which of the following statements are true about the meaning of the peer 20.1.1.2 allow-as-loop 2 command? (Choose all that apply.)

Which of the following statements is true about the IS-IS backbone area?

A trunk port on a switch allows packets from VLANs 3, 4, and 5 to pass, but only packets from VLANs 3 and 4 have tags. Which of the following may be the reason why packets from VLAN 5 do not have tags?

Which of the following methods does not support traffic importing to the MPLS TE tunnel?

Which of the following interfaces are provided by SDN reflect programmability? (Choose all that apply.)

Which of the following statements about NetStream logs are true? (Choose all that apply.)

Which of the following are parts of the SNMP network management model? (Choose all that apply.)

What kind of packet is used by BGP to transmit version number and AS number information?

Which of the following statements about BGP are true? (Choose all that apply.)

In the SDN architecture, which of the following belong to the application layer? (Choose all that apply.)

HCNA-VC (Huawei Certified Network Associate - Video Conference)

HHCIA Routing&Switching

HCNP-R&S-IERN (Huawei Certified Network Professional-Implementing Enterprise Routing Network)

HCNP-R&S-IENPÂ (Huawei Certified Network Professional-Improving Enterprise Network Performance)

HCNP-R&S Fast Track (Huawei Certified Network Professional - Routing & Switching Fast Track)

HCIE-R&S (Written) (Huawei Certified Internetwork Expert-Routing & Switching)

HCNA-Security-CBSN (Huawei Certified Network Associate - Constructing Basic Security Network)

HCNA-Storage-BSSN (Huawei Certified Network Associate - Building the Structure of Storage Network)

HCNA-Storage-BSSN

Huawei Certified Network Professional- Constructing Big Data Solution

HCIE-Storage

HCIA-Cloud Service V2.2

Huawei Certified Pre-sales Associate-IP Network(Datacom)-ENU

Huawei Certified Pre-sales Associate - ECC (HCPA-ECC)

HCNA - Carrier IP

HCIP-Cloud Computing-CDSM

Filters

Exam 17: HCIA-SDN

The SDN controller has a global view of the entire network.

On an SDN network, OpenFlow connection backup data mainly includes which of the following? (Choose all that apply.)

In OSPF, which of the following statements is true within a given area (area A)?

The OpenStack architecture comprises which of the following components? (Choose all that apply.)

Which of the following statements about NETCONF are true? (Choose all that apply.)

The OpenFlow protocol in SDN architecture is led and actively promoted by the IETF.

In BGP, which of the following are methods for loop avoidance?

Which OpenStack component is responsible for managing virtual networks and determining the ID of the server that the VM IP address.

Which of the following is the port number used by VXLAN packets?

In the SDN architecture, which of the following protocols is used for communication between the control layer and application layer?

Which of the following statements are true about the meaning of the peer 20.1.1.2 allow-as-loop 2 command? (Choose all that apply.)

Which of the following statements is true about the IS-IS backbone area?

A trunk port on a switch allows packets from VLANs 3, 4, and 5 to pass, but only packets from VLANs 3 and 4 have tags. Which of the following may be the reason why packets from VLAN 5 do not have tags?

Which of the following methods does not support traffic importing to the MPLS TE tunnel?

Which of the following interfaces are provided by SDN reflect programmability? (Choose all that apply.)

Which of the following statements about NetStream logs are true? (Choose all that apply.)

Which of the following are parts of the SNMP network management model? (Choose all that apply.)

What kind of packet is used by BGP to transmit version number and AS number information?

Which of the following statements about BGP are true? (Choose all that apply.)

In the SDN architecture, which of the following belong to the application layer? (Choose all that apply.)

HCNA-VC (Huawei Certified Network Associate - Video Conference)

HHCIA Routing&Switching

HCNP-R&S-IERN (Huawei Certified Network Professional-Implementing Enterprise Routing Network)

HCNP-R&S-IENPÂ (Huawei Certified Network Professional-Improving Enterprise Network Performance)

HCNP-R&S Fast Track (Huawei Certified Network Professional - Routing & Switching Fast Track)

HCIE-R&S (Written) (Huawei Certified Internetwork Expert-Routing & Switching)

HCNA-Security-CBSN (Huawei Certified Network Associate - Constructing Basic Security Network)

HCNA-Storage-BSSN (Huawei Certified Network Associate - Building the Structure of Storage Network)

HCNA-Storage-BSSN

Huawei Certified Network Professional- Constructing Big Data Solution

HCIE-Storage

HCIA-Cloud Service V2.2

Huawei Certified Pre-sales Associate-IP Network(Datacom)-ENU

Huawei Certified Pre-sales Associate - ECC (HCPA-ECC)

HCNA - Carrier IP

HCIP-Cloud Computing-CDSM

Filters