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H3C GB0-391 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Traditional VPN Technologies | 20% | - GRE VPN principle and configuration - L2TP VPN principle and configuration - VPN basic concepts and classification |
| BGP/MPLS VPN | 15% | - BGP/MPLS VPN architecture and deployment - MPLS LDP protocol - MPLS basic concepts and label operation |
| Secure VPN Technologies | 25% | - Data security fundamentals: encryption, integrity, PKI - SSL VPN architecture and application scenarios - IPSec VPN architecture, principle and configuration |
| Overview of Secure and Optimized WAN | 10% | - Key technologies for secure and optimized WAN - Remote network connection requirements |
| WAN Optimization and QoS | 15% | - QoS models and service classification - Congestion management and avoidance - Traffic policing and shaping |
| Broadband Access Technologies | 15% | - PPPoE principle and configuration - ADSL/ADSL2+ access technology - EPON/GPON technology and deployment |
H3C Constructing Secure optimized WANs v2.0 Sample Questions:
Which of the following H.225 messages called for the direction of the caller indicates that call processing progress state ?
- A. Alerting
- B. Call-proceeding
- C. Progress
- D. Setup
The following part does not belong to the SSL/TSL specification
- A. record protocol
- B. hello protocol
- C. alert agreement
- D. handshake agreement
Hereinafter GREVPN and BGP / MPLS VPN described above are correct ____ .
- A. Both can separate the address space
- B. both point to point tunnel
- C. GRE VPN can provide advanced security such as data encryption, but BGP/MPLS VPN cannot provide such security.
- D. GREVPN does not separate address space, BGP/MPLS VPN can separate address space
Among the following tunneling technologies that do not have the function of data encryption are ______ .
- A. IPSec tunnel
- B. MPLS-VPN
- C. GRE
- D. L2TP
Which of the following statements about LR is incorrect is
- A. bits in the network disk, all the heat out from the interface can take effect
- B. Not valid for non- IP packets
- C. It is an active traffic adjustment measure, which limits the total rate of packets sent from one port to the bottom
- D. so that the flow rate is measured using the token bucket algorithm, would exceed the committed rate of packets into the queue buffer again, it reduces the overall packet loss rate, smooth traffic, introduces additional delay
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