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H3C GB0-391 real dump : Constructing Secure optimized WANs v2.0
- Exam Code: GB0-391
- Exam Name: Constructing Secure optimized WANs v2.0
- Updated: Sep 09, 2026
- Q&As: 468 Questions and Answers
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H3C GB0-391 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Topic 1: Secure WAN Construction | - VPN technologies and encryption basics - WAN security policies and access control |
| Topic 2: Enterprise WAN Deployment and Management | - Monitoring and troubleshooting WAN networks - WAN deployment models |
| Topic 3: WAN Fundamentals and Architecture | - WAN technologies overview - Enterprise WAN design principles |
| Topic 4: WAN Optimization Technologies | - Application acceleration techniques - Traffic optimization and QoS principles |
H3C Constructing Secure optimized WANs v2.0 Sample Questions:
Question #1
In ADSL of PPPoE applications, when the CPE side using MSR router + ADSL interface card for networking, co side DSLAM make use IP rows on the co centralized router side ( PPPoE Server ) need to be on which interfaces PPPoE relevant The configuration ?
- A. Virlual-Ethernet
- B. Virtual-Template
- C. dial number Interface
- D. Yi Tai Ethernet port
- E. ATM interface
Correct Answer: B,D 🗳️
Question #2
As shown in the figure, the configurations of the two security gateways are:
RTA
[RTA] ike peer 123
[RTA-ike-peer-123] pre-shared-ke simp le 123
[RTA-ike-peer-123] remote-address 10.2.1.2
[RTA-ike-peer-123] local-address 10.2.1.1
[RTA-ike-peer-123]quit
[RTA] ipsec proposal 1
[RTA-ipsec-proposal-1] quit
[RTA]acl number 3000
[RTA-acl-adv-3000] rule 0 permit ip source 10.1.1.0 0.255.255.255
[RTA]ipsec polic 1 1 isakmp
[RTA-ipsec-polic-isakmp-1-1] securit acl 3000
[RTA-ipsec-polic-isakmp-1-1] ike-peer 123
[RTA-ipsec-polic-isakmp-1-1] proposal 1
[RTA-ipsec-polic-isakmp-1-1] quit
[RTA] interface Ethernet 0/1/0
[RTA-Serial0/2/1] ip address 10.2.1.1 255.255.255.0
[RTA] interface Serial 0/2/1
[RTA-Serial0/2/1] ip address 10.2.1.1 255.255.255.0
[RTA-Serial0/2/1]] ipsec polic 1
RTB:
[RTB] ike peer 123
[RTB-ike-peer-123] pre-shared-ke simple 123
[RTB-ike-peer-123] remote-address 10.2.1.1
[RTB-ike-peer-123] local-address 10.2.1.2
[RTB-ike-peer-123]quit
[RTB] ipsec proposal 1
[RTB-ipsec-proposal-1] quit
[RTB]acl number 3000
[RTB-acl-adv-3000] rule 0 permit ip source 10.3.1.0 0.255.255.255
[RTB]ipsec polic 1 1 isakmp
[RTB-ipsec-polic-isakmp-1-1] securit acl 3000
[RTB-ipsec-polic-isakmp-1-1] ike-peer 123
[RTB-ipsec-polic-isakmp-1-1] proposal 1
[RTB-ipsec-polic-isakmp-1-1] quit
[RTA] interface Ethernet 0/1/0
[RTA-Serial0/2/1] ip address 10.3.1.1 255.255.255.0
[RTB] interface Serial0/2/1
[RTB-Serial0/2/1] ip address 10.2.1.2 255.255.255.0
[RTB-Serial0/2/1] ipsec polic 1
This shows that ______ .
- A. either any party initiated SA negotiation can be successful
- B. Only there from RTB to RTA launched the SA negotiation can succeed
- C. any any party initiated SA negotiation can not succeed
- D. Only there from the RTA to RTB launch of SA negotiation can succeed
Correct Answer: C 🗳️
Question #3
Which of the following statements about PKI workflow is correct is ____ .
- A. solid body status reviewed by the CA to complete
- B. Certificate book by the RA issued
- C. solid body needs to revoke the certificate CA application
- D. permit book application made by the entity
Correct Answer: C,D 🗳️
Question #4
Among the following DSL technologies, the highest transmission rate is
- A. HDSL
- B. SHDSL
- C. ADSL
- D. VDSL
- E. ADSL2+
Correct Answer: D 🗳️
Question #5
Network security incident management needs to pay attention to the content of _____ .
- A. Net happened on network network attacks
- B. mesh network equipment room fire
- C. network network equipment in the room interrupted
- D. network detects the envelope ARP virus
Correct Answer: A,C,D 🗳️
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