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H3C GB0-391 Exam Syllabus Topics:

SectionWeightObjectives
BGP/MPLS VPN15%- BGP/MPLS VPN architecture and deployment
- MPLS LDP protocol
- MPLS basic concepts and label operation
Broadband Access Technologies15%- ADSL/ADSL2+ access technology
- EPON/GPON technology and deployment
- PPPoE principle and configuration
Overview of Secure and Optimized WAN10%- Remote network connection requirements
- Key technologies for secure and optimized WAN
WAN Optimization and QoS15%- QoS models and service classification
- Congestion management and avoidance
- Traffic policing and shaping
Secure VPN Technologies25%- IPSec VPN architecture, principle and configuration
- Data security fundamentals: encryption, integrity, PKI
- SSL VPN architecture and application scenarios
Traditional VPN Technologies20%- VPN basic concepts and classification
- GRE VPN principle and configuration
- L2TP VPN principle and configuration

H3C Constructing Secure optimized WANs v2.0 Sample Questions:

When deploying a BGP MPLS VPN network, in order to be able to establish an end-to-end MPLS tunnel between PEs , _______ is required .

  • A. not polymerizable PE of Loopback interface address routing
  • B. PEs need to learn from each other the precise route of the 32 -bit mask of the Loopback interface address of the peer PE
  • C. no polymerizable address routing interconnect the public network interface
  • D. PE cannot aggregate private network routes learned from CE
Reveal Solution  Discussion  0

Correct Answer: A,B  🗳️

In the PPPoE application of ADSL , when the CPE side uses the MSR router + ADSL interface card for networking, and the CO side DSLAM uses ATM for uplink, which interfaces need to be PPPoE- related on the CO side centralized router ( PPPoE Server ) Configuration ?

  • A. dial number Interface
  • B. ATM interface
  • C. Yi Tai Ethernet port
  • D. Virtual-Ethernet
  • E. Virtual-Template
Reveal Solution  Discussion  0

Correct Answer: B,D,E  🗳️

In the SIP network, when the redirect server receives the session request message sent by the calling UA , ____ .

  • A. Lord called UA all messages are forwarded through a proxy server
  • B. re- orienting the received server directly calling UA session request ; forwards the message to the called UA
  • C. Heavy directional wiping search server called UA position information, the position and initiates a session request
  • D. Heavy targeting server to find the called UA position information, which is returned to the calling UA
Reveal Solution  Discussion  0

Correct Answer: D  🗳️

In the ONU registration process, comprising L the LID ( the Logical Link ID , Logical Link Flags ) control message comprises information ____ .( Choose one or more )

  • A. Register_Req
  • B. hair now GATE
  • C. P through GATE
  • D. Report
  • E. Register Ack
  • F. Register
Reveal Solution  Discussion  0

Correct Answer: F  🗳️

The following descriptions belong to the handshake layer function of the SSL protocol _______ .

  • A. Negative responsible for the establishment, maintenance SSL session
  • B. Association key used to encrypt the parameter provider
  • C. isobutyl the normally turned off SSL connection
  • D. insurance certificate, reliable data transmission
Reveal Solution  Discussion  0

Correct Answer: A,B,C  🗳️

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