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H3C GB0-391 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Secure Optimized WAN Overview | - WAN architecture and requirements - Enterprise secure WAN fundamental concepts |
| Quality of Service (QoS) | - Link efficiency and compression technologies - Traffic policing, shaping and congestion techniques |
| Broadband Access Technologies | - WAN access configuration methods - Broadband access principles (IPoE, EPON etc.) |
| Secure VPN Technologies | - IPSec VPN architecture and security basics - SSL VPN principles and configuration basics |
| Enhanced Network Security | - Threats and secure network best practices - Network security management methods |
| BGP/MPLS VPN | - MPLS core concepts and label forwarding - BGP/MPLS VPN implementation and troubleshooting |
| Conventional VPN Technologies | - L2TP VPN concepts and applications - GRE VPN principles and configuration |
H3C Constructing Secure optimized WANs v2.0 Sample Questions:
When the link type of the ONU port is Trunk , its processing method for upstream packets is _____ .
- A. Only allow tagged messages to pass
- B. only allowed without Tag packets to pass through, and the packets add the default VLAN of Tag
- C. for without receipt of the Tag message, add the default VLAN Tag ; for received with Tag packets forwarded directly
- D. Only allow the packets with the default LAN Tag to pass and go to the tag
Correct Answer: C 🗳️
The configuration commands on the MSR router are as follows:
acl number 2001
rule 0 permit source 192.168.2.0 0.0.0.2
acl number 2002
rule 0 permit source 192.168.3.0 0.0.0.2
acl number 2003
rule 0 permit source 192.168.0.0 0.0.0.2
#
traffic classifier 2 operator or
if-match acl 2001
if-match acl 2002
if-match acl 2003
#
traffic behavior 2
filter den
#
qos polic 2
classifier 2 behavior 2
#
interface GigabitEthernet0/1
port link-mode route
ip address 192.168.1.1 255.255.255.0
qos appl polic 2 outbound
Then when the source address are 192.168.2.2 , 192.168.3.2.1 , 92.168.0.2 the packets from the port G0 / 1 forwarding outwardly, the following statement is correct ______
- A. 1 Packets with a source address of 92.168.0.2 are forwarded normally
- B. Forwarding of packets whose source address is 192.168.2.2 is blocked
- C. three message by the flow are blocked
- D. Packets with the source address of 192.168.2.2 are forwarded normally
Correct Answer: A,D 🗳️
A VoIP network using the H.323 protocol is interconnected with the PSTN network.Which of the following components must be included in the VoIP network to ensure that users can make local calls from the VoIP network
- A. net off
- B. terminating end
- C. MCU
- D. Shou
Correct Answer: A,B 🗳️
Which of the following configuration steps should be performed when configuring QoS Polic ?
- A. distribution counter classifiers
- B. with a set strategy
- C. with home broadband
- D. with set behavior
Correct Answer: A,B,D 🗳️
In the PPPoE the PPP Session price segment, PPPoE Client and PPPoE server Ethernet data frames exchanged between an object MAC address may be ____ .
- A. Group multicast MAC address
- B. widely broadcast MAC address
- C. The MAC address of the PPPoE client
- D. The MAC address of the PPPoE server
Correct Answer: C,D 🗳️
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