Download the Latest GB0-391 Dumps - 2022 GB0-391 Exam Questions
Latest H3C GB0-391 Certification Practice Test Questions
NEW QUESTION 219
Among the following tunneling technologies that do not have the function of data encryption are ______ .
- A. IPSec tunnel
- B. GRE
- C. MPLS-VPN
- D. L2TP
Answer: B,C,D
NEW QUESTION 220
Which of the following statements about SSL VPN access control is correct is ______ .
- A. dynamic state authorization is not required to create a security policy
- B. static state authorized authentication including local and external authentication certification in two ways
- C. dynamic state does not require authorization client terminal installs
- D. dynamic state authorization authorization and security policy is still the intersection of authorization
Answer: B,D
NEW QUESTION 221
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. no polymerizable address routing interconnect the public network interface
- 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. not polymerizable PE of Loopback interface address routing
- D. PE cannot aggregate private network routes learned from CE
Answer: B,C
NEW QUESTION 222
The recommended equipment security reinforcement methods include _____ .
- A. sub -level settings login user rights
- B. make use public as the community string network access
- C. setting set all IP addresses can log device
- D. Off Closed FTP and other services
Answer: A,D
NEW QUESTION 223
The benefits of using NAT technology for security defense are _____ .
- A. make use NAT after art, outsiders can not get information on the internal network
- B. make use NAT after technical problems can be avoided when the two interconnected caused due to the internal network address
- C. make use NAT technology, the internal and external networks are blocked
- D. make use NAT after technologies, network users access the network service availability affected
Answer: A,B,C,D
NEW QUESTION 224
Which of the following messages are used to indicate that the calling party the called call direction request is being processed, no longer receives the call request another call setup signaling message ?
- A. Call-proceeding
- B. Connecting
- C. Progress
- D. Alerting
Answer: A
NEW QUESTION 225
A company network through the corporate router RTA access port S0 / 0 is connected to the external network.In order to avoid congestion at the egress of the external network, the company hopes to limit the data traffic of various departments in the inbound direction of the RTA interface S0/0 .Which of the following technologies is appropriate ?
- A. GTS
- B. LR
- C. CAR
- D. WRR
Answer: C
NEW QUESTION 226
The means of business isolation in the local area network are ______ .
- A. mixed together port
- B. VLAN
- C. Super VPN
- D. PVP
Answer: A,B,C,D
NEW QUESTION 227
IP head ToS field provides a ______ a DSC code points.
- A. 0
- B. 1
- C. 2
- D. 3
Answer: D
NEW QUESTION 228
In the basic configuration of L2TP in independent LAC mode , the description of the name of the local end of the tunnel is correct.
- A. In the L2TP group view, use the Tunnel name name command to configure the local tunnel name
- B. default case considered, the name of a tunnel for the name of the system
- C. In the system view, use the Tunnel-name name command to configure the local tunnel name
- D. default case considered, the name of a tunnel is empty
Answer: A,B
NEW QUESTION 229
Which statements about the PKI workflow are correct?
- A. solid body needs to revoke the certificate RA application
- B. permit book application made by the entity
- C. Certificate book by the CA issued
- D. solid body identity reviewed by RA completed
Answer: B,C
NEW QUESTION 230
In the BGP MPLS VPN networking, the public network label will not exist in which of the following locations _______ .
- A. In the private network packet forwarded by PE to CE
- B. Private network routing between PE and CE
- C. In the private network packet forwarded by the PE to the P device
- D. Private network routing between PEs
Answer: A,B,D
NEW QUESTION 231
AAA supports the accounting method of _____ .
- A. No billing
- B. This ground billing
- C. TACACS accounting
- D. RADIUS accounting
Answer: A,B,C,D
NEW QUESTION 232
Which of the following descriptions about L2TP tunnel ( Tunnel ) and L2TP session ( Session ) are correct is ____ .( Choose one or more )
- A. The L2TP session must be carried out after the L2TP tunnel is established
- B. will identify the session ( the Session ID ) is not the same message can reuse the same tunnel
- C. will identify the session ( the Session ID ) is not the same message can not reuse the same tunnel
- D. L2TP session can be carried out before L2TP tunnel is established
Answer: A,B
NEW QUESTION 233
In the basic configuration of L2TP in independent LAC mode , the description of the tunnel verification function is correct.
- A. tunnel channel request can be verified by the LAC initiated
- B. lack of provincial cases, tunnel authentication is disabled
- C. lack of provincial cases, tunnel authentication is enabled.
- D. tunnel channel request can not be verified by the LNS initiated
Answer: A,C
NEW QUESTION 234
Which of the following factors will not affect the VoIP voice quality ______?
- A. selected by signaling type
- B. Packet loss on IP network
- C. choose a type of numbering
- D. back sound
Answer: A
NEW QUESTION 235
In the L2TP networking, the command for configuring LNS to perform mandatory LCP renegotiation authentication for users is ____ .
- A. In the L2TP-group view, configure mandator-lcp
- B. In the L2TP-group view, configure mandator lcp
- C. Configure authentication-mode mandator-lcp in the L2TP-group view
- D. Configure manclator-lcp in the global view
Answer: A
NEW QUESTION 236
EPON ranging and delay compensation technology is the key to upstream channel multiplexing, which is mainly realized through the _____ process defined by MPCP .( Choose one or more )
- A. Gate Processing
- B. Report Processing
- C. Discovery Processing
- D. Regis tration Processing
Answer: A,C
NEW QUESTION 237
Analyzing from the network structure, the network security threat lies in ________ .
- A. Number of data during transmission
- B. Net network outside
- C. Net internal network
- D. Number of data generation process
Answer: A,B,C
NEW QUESTION 238
If the device is employed with a double rate burst single token bucket algorithm for traffic measurement, assume that a moment about a 400 -byte packet arrives, then CBS so that the number of tokens in the token bucket is 300 bytes , The number in the EBS token bucket is 500 bytes, and the message will be marked as
- A. exceed the amount in the emergency
- B. Cheng Connaught the burst
- C. exceed the peak rate
- D. over the Excess Burst
Answer: A
NEW QUESTION 239
below with respect to the AH ( the Authentication Header , Authentication Header ) and the ESP ( Encapsulating Securit Paload , the Encapsulating Security Payload ) described right there ____ .( Choose one or more )
- A. two who can be used at the same time
- B. two who can provide confidentiality protection
- C. AH cannot provide data integrity protection
- D. two who can provide data origin authentication and optional anti-replay service
Answer: A,D
NEW QUESTION 240
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