Question 1

Which of the following BGP attributes are well-known community attributes? (Choose all that apply.)

Accepted Answer

A)  No_Export (0xFFFFFF01) 
B)  No_Advertise (0xFFFFFF02) 
C)  Advertise 
D)  Internet

Question 2

A DHCP client needs to obtain an IP address from the DHCP server when accessing a network for the first time. When the client accesses the network again, which of the following statements are true? (Choose two.)

Accepted Answer

A)  The DHCP client broadcasts a DHCP Discover packet. The DHCP server replies to the packet. 
B)  The DHCP client only needs to broadcast a DHCP Request packet containing the IP address obtained last time, but does not need to send a DHCP Discover packet again. 
C)  After receiving the DHCP Discover packet, the DHCP server sends a DHCP Offer packet containing the leased IP address and other settings to the DHCP client. 
D)  After receiving the DHCP Request packet, the DHCP server returns a DHCP ACK packet if the requested IP address is not allocated to another client.

Question 3

Which of the following addresses is the destination address of VRRP packets?

Accepted Answer

A)  224.0.0.18 
B)  224.0.0.19 
C)  224.0.1.18 
D)  224.0.1.19

Question 4

Each router running OSPF has a router ID. A router ID is a 32-bit integer and uniquely identifies a router. Hence, even of routers in different ASs, the router IDs must be different.

Accepted Answer

A) True 
 B)False

Question 5

What is the maximum bits of a Class C address can be used for subnet?

Accepted Answer

A)  6 
B)  8 
C)  12 
D)  14

Question 6

Which of the following statements regarding RPs are true? (Choose three.)

Accepted Answer

A)  Different group addresses on a PIM-SM network corresponds to different RPs. 
B)  An RP is the root of an RPT. 
C)  An RP is elected out of BSRs. 
D)  All routers on a PIM-SM network must automatically discover the location of RPs.

Question 7

When an edge port is in the protected state on an RSTP network, which of the following operations is performed by the edge port immediately after receiving BPDUs?

Accepted Answer

A)  The edge port forwards BPDUs. 
B)  The edge port discards BPDUs. 
C)  The edge port is shut down. 
D)  The edge port obtains required information from BPDUs.

Question 8

Generally, which of the following enterprise services require user experience optimization?

Accepted Answer

A)  Video surveillance 
B)  Videoconferencing 
C)  Voice call 
D)  Network management

Question 9

According to the STP protocol, a certain field in the BPDU identifies the root switch. That is, if the BPDU sent by a switch contains this field, this switch is considered as the root switch. What is this field?

Accepted Answer

A)  Root Identifier 
B)  Root Path Cost 
C)  Bridge Identifier 
D)  Port Identifier

Question 10

Which VLAN assignment methods are supported by the Huawei S9300? (Choose three.)

Accepted Answer

A)  Assigning VLANs based on Layer 7 protocols 
B)  Assigning VLANs based on protocols 
C)  Assigning VLANs based on IP subnets 
D)  Assigning VLANs based on MAC addresses

Question 11

Which of the following indicators are performance indicators of the Eudemon? (Choose three.)

Accepted Answer

A)  Throughput of large-sized or small-sized packets 
B)  Number of the interface 
C)  VPN performance 
D)  Process delay

Question 12

Which BGP attribute is usually used to determine the path along which data flows enter an AS?

Accepted Answer

A)  Router ID 
B)  Nexthop 
C)  Local-Preference 
D)  MED

Question 13

Which of the following statements about different detection intervals at both ends of a BFD session is true?

Accepted Answer

A)  The BFD session can be set up and the greater detection interval is used after negotiation. 
B)  The BFD session can be set up and the smaller detection interval is used after negotiation. 
C)  The BFD session can be set up and each end sends detection packets at its own interval. 
D)  The BFD session cannot be set up.

Question 14

In a MPLS VPN network, two-layer MPLS labels are added into data packets before they are transmitted over the public network. Which of the following statements regarding data packet processing are true? (Choose two.)

Accepted Answer

A)  The penultimate hop removes the outer label before forwarding the data packet to a peer PE. 
B)  The IP data packet received by the peer PE does not carry labels. 
C)  The penultimate hop removes the outer label if the outer label in the data packet is explicit null label 3. 
D)  The peer PE sends the data packet to the correct VPN based on the inner label.

Question 15

Based on BGP route selection rules, the route with the smallest MED value is preferred.

Accepted Answer

A) True 
 B)False

Question 16

Which of the following network or link type is not the basic network or link type defined in OSPF?

Accepted Answer

A)  P2P 
B)  P2MP 
C)  Broadcast 
D)  Virtual link

Question 17

When importing routes discovered by other routing protocols, a routing protocol may need to import only the routes that meet the conditions and set attributes of the imported routes to meet the requirement of the protocol. In such a case, a route-policy can be created.

Accepted Answer

A) True 
 B)False

Question 18

In the process of calculating SPF tree, the cost from a node to root node equals to metric listed in the Router LSA generated by the node.

Accepted Answer

A) True 
 B)False

Question 19

Which of the following statements belong to BGP COMMUNITY attribute? (Choose three.)

Accepted Answer

A)  NO_EXPORT 
B)  NO_ADVIERTISE 
C)  LOCAL_EXPORT_SUBCONFED 
D)  NO_BROADCAST

Question 20

Which one of the statements describes the relationship between BGP and AS correctly?

Accepted Answer

A)  BGP only runs between ASs, and cannot run within an AS. 
B)  BGP is an EGP running between ASs, and IGP runs within an AS such as OSPF,RIP and IS-IS. 
C)  BGP builds up network topology by exchanging link-state information among Ass. 
D)  BGP cannot run between Ass.

Exam 5: HCNP-R&S Fast Track (Huawei Certified Network Professional - Routing & Switching Fast Track)

Which of the following BGP attributes are well-known community attributes? (Choose all that apply.)

A DHCP client needs to obtain an IP address from the DHCP server when accessing a network for the first time. When the client accesses the network again, which of the following statements are true? (Choose two.)

Which of the following addresses is the destination address of VRRP packets?

Each router running OSPF has a router ID. A router ID is a 32-bit integer and uniquely identifies a router. Hence, even of routers in different ASs, the router IDs must be different.

What is the maximum bits of a Class C address can be used for subnet?

Which of the following statements regarding RPs are true? (Choose three.)

When an edge port is in the protected state on an RSTP network, which of the following operations is performed by the edge port immediately after receiving BPDUs?

Generally, which of the following enterprise services require user experience optimization?

According to the STP protocol, a certain field in the BPDU identifies the root switch. That is, if the BPDU sent by a switch contains this field, this switch is considered as the root switch. What is this field?

Which VLAN assignment methods are supported by the Huawei S9300? (Choose three.)

Which of the following indicators are performance indicators of the Eudemon? (Choose three.)

Which BGP attribute is usually used to determine the path along which data flows enter an AS?

Which of the following statements about different detection intervals at both ends of a BFD session is true?

In a MPLS VPN network, two-layer MPLS labels are added into data packets before they are transmitted over the public network. Which of the following statements regarding data packet processing are true? (Choose two.)

Based on BGP route selection rules, the route with the smallest MED value is preferred.

Which of the following network or link type is not the basic network or link type defined in OSPF?

When importing routes discovered by other routing protocols, a routing protocol may need to import only the routes that meet the conditions and set attributes of the imported routes to meet the requirement of the protocol. In such a case, a route-policy can be created.

In the process of calculating SPF tree, the cost from a node to root node equals to metric listed in the Router LSA generated by the node.

Which of the following statements belong to BGP COMMUNITY attribute? (Choose three.)

Which one of the statements describes the relationship between BGP and AS correctly?