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H3C GB0-391 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Secure VPN Technologies | 25% | - IPSec VPN architecture, principle and configuration - SSL VPN architecture and application scenarios - Data security fundamentals: encryption, integrity, PKI |
| Topic 2: Traditional VPN Technologies | 20% | - GRE VPN principle and configuration - VPN basic concepts and classification - L2TP VPN principle and configuration |
| Topic 3: WAN Optimization and QoS | 15% | - Congestion management and avoidance - QoS models and service classification - Traffic policing and shaping |
| Topic 4: BGP/MPLS VPN | 15% | - BGP/MPLS VPN architecture and deployment - MPLS basic concepts and label operation - MPLS LDP protocol |
| Topic 5: Broadband Access Technologies | 15% | - PPPoE principle and configuration - EPON/GPON technology and deployment - ADSL/ADSL2+ access technology |
| Topic 6: Overview of Secure and Optimized WAN | 10% | - Key technologies for secure and optimized WAN - Remote network connection requirements |
H3C Constructing Secure optimized WANs v2.0 Sample Questions:
1. In VoIP networks, the bandwidth saved by VAD technology is related to which of the following factors ?
A) mesh network congestion degree
B) selected by signaling type
C) selected encoding type used
D) said language and characteristics of the speaker
2. Configure the CA ( Authoritative Certification Authority ) trusted by the PK domain as 3HCCA , and configure the URL of the registration server as ca , and the commands for h3c.com are respectively
A) In the PKI domain view, configure the certificate identifier H3CCA
B) In PKI domain view, configure certificate request url ca.h3c.com
C) In PKI domain view, configure the ca identifier H3CCA
D) In PKI domain view, configure certificate url ca.h3c.com
3. Configure the following commands in the MSR router:
dis qos wfq interface GigabitEthernet0/1
Get the following message:
interface GigabitEthernet0/1
Output queue (Urgabit queuing Size /discards): 0/100/0
Output queue (Urgabit queuing Size /discards): 0/100/0
Output queue (weighted fair queuing Size/length /discards): 1023/1024/52719
Hashed b DSCP
Hashed queues1/2/64(Active/max active/total)
Then what is incorrect in the following statement is ______
A) calendar history activated off the maximum number of queues is 2
B) end port using the WFQ queues, the weight type is IP type
C) When the number of queues is active before 2
D) end port using the WFQ queues, the weight type DSCP
E) team column the maximum length of 1024.The current data congestion and packet loss
4. In the basic configuration of L2TP in independent LAC mode , the description of the name of the local end of the tunnel is correct.
A) In the L2TP group view, use the Tunnel name name command to configure the local tunnel name
B) In the system view, use the Tunnel-name name command to configure the local tunnel name
C) default case considered, the name of a tunnel for the name of the system
D) default case considered, the name of a tunnel is empty
5. In the H.323 call flow, if two terminals registered to the same gatekeeper use the direct call mode, then
A) to the answers are right
B) Messages such as ARQ and ACF are directly exchanged between the two terminals
C) Messages such as Setup and Connect are directly exchanged between the two terminals
D) H.245 capability negotiation is completed directly between two terminals
Solutions:
| Question # 1 Answer: C,D | Question # 2 Answer: B,C | Question # 3 Answer: B,C | Question # 4 Answer: A,C | Question # 5 Answer: C,D |






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