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Huawei H12-821_V1.0 Exam Syllabus Topics:

Section	Objectives
Topic 1: Network Security	- Security Technologies 1. ACL 2. Attack Prevention 3. AAA
Topic 2: Routing and Traffic Control	- Traffic Management 1. Route Filtering 2. Traffic Optimization 3. Policy-based Routing
Topic 3: IS-IS	- IS-IS Fundamentals 1. LSP and SPF Mechanism 2. Level-1 and Level-2 Routing 3. IS-IS Neighbor Establishment
Topic 4: Ethernet Switching Technology	- Switching Fundamentals 1. VLAN 2. STP/RSTP/MSTP 3. Link Aggregation
Topic 5: Network Reliability	- Reliability Technologies 1. Redundancy Design 2. VRRP 3. BFD
Topic 6: WLAN	- Wireless Networking 1. WLAN Architecture 2. WLAN Deployment 3. Wireless Security
Topic 7: Multicast	- IP Multicast Technologies 1. IGMP 2. PIM 3. Multicast Forwarding
Topic 8: BGP	- BGP Technologies 1. IBGP and EBGP 2. BGP Route Advertisement 3. BGP Path Selection
Topic 9: Routing Basics	- IP Routing Fundamentals 1. Routing Table Principles 2. Route Selection 3. Static Routing
Topic 10: IPv6	- IPv6 Fundamentals 1. IPv6 Routing 2. IPv4 to IPv6 Transition 3. IPv6 Addressing
Topic 11: Network Solutions	- Enterprise Network Solutions 1. Campus Network 2. Datacom Architecture 3. WAN Solution
Topic 12: OSPF	- OSPF Fundamentals 1. OSPF Area Design 2. LSA and SPF Calculation 3. OSPF Neighbor Relationship
Topic 13: Network Service and Management	- O&M Technologies 1. Telemetry 2. Network Monitoring 3. SNMP

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Huawei HCIP-Datacom-Core Technology V1.0 Sample Questions (Q115-Q120):

NEW QUESTION # 115
In BGP, Keepalive messages are used to maintain BGP peer relationships. When a BGP router receives a Keepalive message from a peer, the BGP router sets the state of the peer to Established and periodically sends Keepalive messages to maintain the connection. By default, the device sends Keepalive messages every seconds.

Answer:

Explanation:
60
Explanation:
Keepalive messages are used to maintain the Established state of a BGP peer relationship. The Keepalive timer determines the frequency of these messages and defaults to 60 seconds, as per the BGP specification.

NEW QUESTION # 116
Which of the following descriptions about Policy-Based-Routing and Routing-Policy are correct? (Multiple choice)

A. After the device receives the message, the policy routing will first search for the policy for matching and forwarding. If the match fails, it will search the routing table for forwarding
B. Routing policies can only be formulated based on source addresses
C. Policy routing can formulate policies based on parameters such as source and destination IP addresses, protocol types, and packet sizes
D. The deployment of the routing policy is based on the forwarding plane and will not affect the routing table entries

Answer: A,C

NEW QUESTION # 117
On the campus OSPF network shown in the following figure, the interfaces connecting the five routers are GE interfaces, and their costs are not changed. The import-route command is run on R1. After the network converges, the route to the server at 192.168.1.0/24 is queried on R2.

Which of the following is the cost of this route?

A. 0
B. 1
C. 2
D. 3

Answer: C

NEW QUESTION # 118
According to BGP route selection rules, the route with the higher Local_Pref is preferred.

A. TRUE
B. FALSE

Answer: A

Explanation:
According to BGP route selection rules, a higher Local_Pref value indicates a more preferred route. This rule is used to influence traffic flow within an autonomous system (AS), giving preference to routes with a higher Local_Pref for outgoing traffic .

NEW QUESTION # 119
Which of the following statements about the BFD detection mode is correct? (Multiple choice)

A. Asynchronous mode is a commonly used BFD detection mode
B. Asynchronous detection mode does not support echo function
C. In asynchronous mode, the systems will send BFD control packets according to the negotiated period.
If a system does not receive the BFD control packet from the peer within the detection time, it will declare the status of the BFD session as Down.
D. In query mode, once the BFD session is established, the system will no longer send BFD control packets periodically

Answer: A,B,C,D

NEW QUESTION # 120
......

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