GB0-391試験無料問題集（468題）「H3C Constructing Secure optimized WANs v2.0 認定」

出題：1

Which of the following VPN technologies are suitable for corporate employees on business trips to remotely access the corporate network through the Internet ?

A. SSL VPN

B. VLL

C. GRE VPN

D. BGP/MPLS VPN

正解：A 解答を投票する

出題：2

The wrong description of the relationship between RT and RD is ____ .

A. the RD value of their respective VPN of RT attributes Import Target property or Export Target a property list

B. same on a device different VPN of RD value and the RT attribute values can not be configured to be the same

C. with a VPN to RT value must RD same value

正解：A,B,C 解答を投票する

出題：3

In the EPON system, the port that the ONU device connects to the user is

A. ONU

B. UNI

C. NNI

D. OLT

正解：B 解答を投票する

出題：4

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

A. Heavy targeting server to find the called UA position information, which is returned to the calling UA

B. re- orienting the received server directly calling UA session request message to the called UA

C. re- directed to find a server called UA 's location information and initiates a session request this position

D. Lord called UA all messages are forwarded through a proxy server

正解：A 解答を投票する

出題：5

use IKE is IPSec provides auto-negotiation key exchange and create SA during the service, in the IKE defines which of the first stage of consultation kinds of IKE exchange mode ?

A. Main Mode ( the Main Mode )

B. Wild Man mode ( Aggressive Mode )

C. channel information exchange mode ( Informational the Exchange Mode )

D. Fast speed mode ( New Group Mode )

正解：A,B 解答を投票する

出題：6

Which of the following configuration steps should be performed when configuring QoS Polic ?

A. with home broadband

B. with a set strategy

C. with set behavior

D. distribution counter classifiers

正解：B,C,D 解答を投票する

出題：7

IP header ToS field provides a ______ one IP Precedence priority.

A. 8

B. 32

C. 16

D. 64

正解：A 解答を投票する

出題：8

How do you view PE device learns to BGP private network routes _______ .

A. displa mp-bgp r outing-table

B. displa bgp routing-table

C. displa bgp vpnv4 all routing-table

D. displa bgp vpnv4 routing-table

正解：C 解答を投票する

出題：9

The L2TP session information can be displayed through the ____ command .

A. display 12 tp status

B. display 12tp tunnel

C. display 12tp session

D. display 12t p verbose

正解：C 解答を投票する

出題：10

The configuration commands on the MSR router are as follows:
acl number 2003
rule 0 permit source 192.168.0.0 0.0.0.255
#
traffic classifier 1operator or
if-match acl 2003
#
traffic behavior 1
filter den
#
qos polic 1
classifier 1behavior 1
#
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 , 192.168.0.2 the packets from the port G0 / 1 forwarding outwardly, the following statement is correct ______

A. Forwarding of packets with the source address of 192.168.0.2 is blocked

B. Forwarding of packets with the source address of 192.168.0.2 is blocked

C. Packets with the source address of 192.168.0.2 are forwarded normally

D. Packets with the source address of 192.168.2.2 are forwarded normally

正解：B,C 解答を投票する

出題：11

The frequency band used to transmit data in ADSL2+ is ____ .

A. 0 ～ 4 KHz

B. 20KHz ～ 2.2MHz

C. 1.1MHz ～ 2_2MHz

D. High in 10MHZ

E. 20KHz ～ 1MHz

正解：B 解答を投票する

出題：12

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. 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.

B. PUPSPV mode can accurately identify users and services, and each user's business has a corresponding vlan id identification.

C. In PUPV mode, all users in the cell share the same business vlan id .

D. The deployment of PUPSPV mode requires equipment to support QinQ technology.

正解：B,D 解答を投票する

出題：13

The following statement about RED ( Random Early Detection ) is incorrect.

A. flat average queue length is less than the minimum discard threshold, discarding packets not

B. In discarded after a congested port

C. The higher the priority of the packet , the lower the drop probability.Which means less discarded

D. flat average queue length is greater than the maximum discard threshold, packets are dropped randomly

E. flat average queue length is less than the minimum discard threshold, less than the maximum discard threshold, packets are dropped randomly

正解：B,C,D 解答を投票する

出題：14

How do the calling UA and the called UA negotiate the media types and encoding methods supported by both parties ?

A. Dual side by exchanging message body SDP indicated UAC / UAS supported media type and encoding

B. When the UA registers with the registration server, it will register its own capabilities with the server, and the caller and the called party will know the capability set of the other party by querying the server

C. to the answers are right

D. Double side by exchanging message header capabilit field indicates the UAC / UAS supported media type and encoding

正解：A 解答を投票する

出題：15

In BGP MPLS VPN of networking, a private network user packet has two MPLS label, on which two layers of MPLS label statement is correct _______ .

A. the outer label may have the same value

B. inner layer label is a private label, and the MP-BGP distribution protocol

C. the outer label not be the same value

D. inner layer label tag is a public network, the LDP distribution protocol

正解：A,B 解答を投票する

出題：16

The quality of service of a data network usually has different requirements due to different services.Compared with data services, voice and video services are more focused on

A. Maximum number of concurrent connections

B. When delay

C. band width

D. When the delay jitter

正解：B,D 解答を投票する

GB0-391試験無料問題集「H3C Constructing Secure optimized WANs v2.0 認定」