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H3C GB0-391 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Secure VPN Technologies | - SSL VPN principles and configuration basics - IPSec VPN architecture and security basics |
| Topic 2: Conventional VPN Technologies | - GRE VPN principles and configuration - L2TP VPN concepts and applications |
| Topic 3: BGP/MPLS VPN | - BGP/MPLS VPN implementation and troubleshooting - MPLS core concepts and label forwarding |
| Topic 4: Quality of Service (QoS) | - Link efficiency and compression technologies - Traffic policing, shaping and congestion techniques |
| Topic 5: Enhanced Network Security | - Network security management methods - Threats and secure network best practices |
| Topic 6: Secure Optimized WAN Overview | - Enterprise secure WAN fundamental concepts - WAN architecture and requirements |
| Topic 7: Broadband Access Technologies | - Broadband access principles (IPoE, EPON etc.) - WAN access configuration methods |
H3C Constructing Secure optimized WANs v2.0 Sample Questions:
1. The following information about VoIP saying voice transmission error is ______ .
A) need to UDP provides multiplexing mechanism
B) need to RTP to provide re-ordering mechanism
C) needed to TCP to provide reliability mechanisms
D) needs to UDP provides a time stamp mechanism
2. User behavior management needs to pay attention to the content of ________ .
A) use when the user access through the NAT conversion, which is converted into a public IP address
B) use when users access the Internet
C) with household Internet use what kind of computer
D) a user visited which website
3. The following commands are configured on the S3610 switch:
qos map-table dot1p-lp
import 1 export 5
interface Ethernet1/0/6
port link-mode bridge
port link-tpe trunk
port trunk permit vlan 1 to 2
qos priori4
interface Ethernet1/0/7
port link-mode bridge
port link-tpe trunk
port trunk permit vlan 1 to 2
qos gts queue 5 cir 12600 cbs 2000000
Then when the flow rate is 10Mbps the vlan id is 2 and 802.1p preferred priority of 1 is the packet from the port E1 / 0/8 into the only port E1 / 0/9 when forwarding.
Then the following statement is correct
A) E1 / 0 /.9 outgoing packets 802.1p preferred precedence 5
B) portions partial misconfigured
C) 10Mbps packets are forwarded normally
D) E1 / 0 /.9 outbound message packets 802.1p Priority Level 1
E) Packet traffic shaping is 1950kbps for forwarding
4. 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
5. OLT issue register cancellation message 5 ONU issuing register_ACK message
3.The following statements about VLAN planning in the EPCNI network are correct: _____ ( choose one or more )
A) In PUPV mode, all users in the cell share the same business vlan id .
B) PUPSPV mode can accurately identify users and services, and each user's business has a corresponding vlan id identification.
C) PSPV manner the same user for all services use the same one VLAN to be labeled, its implementation can not be guaranteed quality of service.
D) The deployment of PUPSPV mode requires equipment to support QinQ technology.
Solutions:
| Question # 1 Answer: C,D | Question # 2 Answer: A,B,D | Question # 3 Answer: C,D | Question # 4 Answer: C,D | Question # 5 Answer: B,D |




