[2021] GB0-391 PDF Questions - Perfect Prospect To Go With PracticeTorrent Practice Exam
H3C GB0-391 Pdf Questions - Outstanding Practice To your Exam
NEW QUESTION 138
a - H.323 gateway received when registering with the gatekeeper RCF message stating ____ .
- A. Net observe accepted the registration of the gateway
- B. network gatekeeper refused to register the gateway
- C. net off registration request is being processed gateway
- D. network related parameters transmitted error
Answer: A
NEW QUESTION 139
In BGP MPLS VPN networking, the two PE of between BGP neighbor has been established successfully, but the MP-BGP reason can not establish a neighbor might be _______ .
- A. The corresponding neighbor is not enabled in the VPNv4 address family of BGP
- B. There is no VPN that needs to communicate between the two PEs
- C. The public network route between two PEs is unreachable
- D. There is no MPLS public network tunnel established between PEs
Answer: A
NEW QUESTION 140
A VoIP network is interconnected with a PSTN network and adopts the H.323 protocol.It is required that in addition to normal voice calls, it must also be able to conduct telephone conferences with more than three rooms.The VoIP network must include H.323 components including
- A. terminating end
- B. net off
- C. network gatekeeper
- D. MCU
Answer: A,B,D
NEW QUESTION 141
Based on SOA network architecture to enterprise IT systems into which of the following levels ? ( Select one or more )
- A. shall by layer
- B. service service layer
- C. business service layer
- D. mesh network layer
Answer: A,B
NEW QUESTION 142
In L2TP networking, false set LAC and LNS are case has been in the public network, and are correct Unicom, if Tunnel construction legislation fails, the possible causes are
- A. Tunnel verification fails
- B. The username and password set on the LAC side are incorrect
- C. On the LAC side , the address of the LNS is incorrectly set
- D. There is no L2TP group set on the LNS end that can receive the opposite end of the tunnel
Answer: A,C,D
NEW QUESTION 143
Which of the following descriptions about GRE are correct ? ( Choose one or more )
- A. bearing carrier lP head is lP protocol number 47 identifies the GRE header
- B. the GRE with the Ethernet protocol type 0 x0806 identified load package for lP
- C. adopted using IP over IP of GRE encapsulation, the public network and private network interfaces may not coincide with the address
- D. GRE VPN can transmit multicast data
Answer: A,C,D
NEW QUESTION 144
Which of the following statements about VoIP voice transmission is correct is ______ .
- A. needs to RTP provides a time stamp mechanism
- B. needed to TCP to provide reliability mechanisms
- C. need to RTP to provide re-ordering mechanism
- D. need to UDP provides multiplexing mechanism
Answer: A,C,D
NEW QUESTION 145
For the two upstream and downstream LSRs , for the label forwarding table of the same forwarding equivalence class, the correct description is _______ .
- A. the swim LSR the label value of the label value is the same as the downstream equipment
- B. the tour LSR same label value into the label value to downstream devices
- C. the swim LSR same outgoing label and the label value of the downstream equipment
- D. the tour LSR same tag value into a tag value to downstream devices
Answer: D
NEW QUESTION 146
If the user configures the packet filtering strategy incorrectly and filters all UDP packets, what will happen to the H.323 network center ?
- A. that a call will be discontinued in RAS stage
- B. that a call will be discontinued in H.245 stage
- C. Does not affect calls between terminals
- D. that a call will be discontinued in Q.931 stage
Answer: A
NEW QUESTION 147
The following commands are configured on the S3610 switch:
qos map-table dot1p-lp
import 1 export 5
interface Ethernet1/0/8
port link-mode bridge
port link-tpe trunk
port trunk permit vlan 1 to 2
qos trust dot1p
interface Ethernet1/0/7
port link-mode bridge
port link-tpe trunk
port trunk permit vlan 1 to 2
qos gts queue 5 cir 1950 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 / 0/6 enters only port E1 / 0/7 when forwarding.
Then the following statement is correct
- A. E1 / 0 /.9 outgoing packets 802.1p preferred precedence 5
- B. Packet traffic shaping is 1950kbps for forwarding
- C. E1 / 0 /.9 outbound message packets 802.1p Priority Level 1
- D. portions partial misconfigured
- E. 10Mbps packets are forwarded normally
Answer: C,E
NEW QUESTION 148
Configure the following command on the MSR router: qos rtpq start port 16384end-port 32767bandwidth1000cbs25000
Then the correct statement is
- A. its configured start-port port number as the source port number, End Port- port number and destination port number
- B. provided apparatus applied RTPQ queue
- C. start-por and end-port are configured with TCP port numbers
- D. start-por and end-port are configured with UDP port numbers
Answer: B,D
NEW QUESTION 149
Which of the following statements about SSL VPN access control is correct is ______ .
- A. dynamic state does not require authorization client terminal installs
- B. dynamic state authorization is not required to create a security policy
- C. dynamic state authorization authorization and security policy is still the intersection of authorization
- D. static state authorized authentication including local and external authentication certification in two ways
Answer: C,D
NEW QUESTION 150
Downstream LSR devices Label mapping cancellation message to its FEC assigned ______ released to the upstream LSR .
- A. Outbound interface information
- B. a tag ( OUT the Label ) information
- C. to all information
- D. the label ( the IN the Label ) information
Answer: D
NEW QUESTION 151
In a typical PPPoE network, both PPPoE Server and PPPoE Client are MSR routers.If you want PPPoE to work in permanent online mode, which of the following configurations are required ? ( Choose one or more ) .
- A. Configure on PPPoE Client : [HG-Dialer l] pppoe-client dial-bundle-number l
- B. Configure on PPPoE Client : [HG-Dialerl] pppoe-client dial-bundle-number l idle -timeout O
- C. Configure on PPPoE Client : [HG-Ethernet0/0] pppoe-client dial-bundle-number 1
- D. Configure on PPPoE-Server : [RTA-Virtual-Templatel] pppoe- client dial -bundle-number l idle-timeout 65535
- E. the PPPoE Serve, R & lt on the configuration: [the RTA-virtual- Templatel] PPPoE -client-Number Dial-the bundle.1
- F. Configure on PPPoE Server : [RTA- EthernetO/O] pppoe-client dial-bundle-number 1
Answer: C
NEW QUESTION 152
Which of the following information about the private network route learned from the remote end through the MP-BGP protocol will be recorded by the PE ?
- A. The private network label of the private network route
- B. RT Import Target attribute of the private network route
- C. RD value of the private network route
Answer: A,C
NEW QUESTION 153
an LSR transport line DU under the label distribution mode, ordered label control mode, the following statements is correct _______ .
- A. The LSR long for the upstream device receives a FEC label allocation can request that the FEC allocation label
- B. If the LSR is the most downstream device of a certain FEC , it can assign labels to the FEC without waiting for the upstream label allocation request
- C. The LSR receives a downstream device for an FEC to label mapping consumption when messages can for FEC distribution labels, without waiting for the upstream label allocation request
- D. The LSR received on tour LSR for a FEC requesting label allocation, and the LSR is the FEC of the most if the downstream device may be the FEC assigned tag
Answer: B,C
NEW QUESTION 154
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 155
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. Forwarding of packets whose source address is 192.168.2.2 is blocked
- B. Packets with the source address of 192.168.2.2 are forwarded normally
- C. three message by the flow are blocked
- D. 1 Packets with a source address of 92.168.0.2 are forwarded normally
Answer: B,D
NEW QUESTION 156
Among the following tunneling technologies that do not have the function of data encryption are ______ .
- A. GRE
- B. L2TP
- C. MPLS-VPN
- D. IPSec tunnel
Answer: A,B,C
NEW QUESTION 157
IP header ToS field provides a ______ one IP Precedence priority.
- A. 0
- B. 1
- C. 2
- D. 3
Answer: D
NEW QUESTION 158
The following commands are configured on the S3610 switch:
qos map-table dot1p-lp
import 1 export 5
import 2 export 4
interface Ethernet1/0/8
port link-mode bridge
port link-tpe trunk
port trunk permit vlan 1 4
qos trust dot1p
interface Ethernet1/0/9
port link-mode bridge
port link-tpe trunk
port trunk permit vlan 1 4
qos gts an cir 65000 cbs 2000000
When the flow rate of 40Mbps is vlan id is 4 and the 802.1p priority to 1 of packets, and a flow rate of 40Mbps is vlan id is 4 and the 802.1p priority 2 packets simultaneously from the end of the port E1 / 0/8 enters , from the side port E1 / 0/9 forwarding when made, the right is ______ ( one or more )
- A. Packet traffic shaping is 65kbps for forwarding
- B. 802.1p preferably precedence 1 packets and 802.1p preferred precedence 2 packets at the end of the outlet E1 / 0/9 has a loss, the ratio of traffic forwarding 5: 4
- C. portions partial misconfigured
- D. 80Mbps packets are forwarded normally
- E. 802.1p preferably precedence 1 packets at the end of the outlet E1 / 0/9 Forward all
- F. 802.1p preferred precedence 2 packets at the end of the outlet E1 / 0/9 Forward all
Answer: A,F
NEW QUESTION 159
a H.323 gateway receives when registering with the gatekeeper RRJ message stating
- A. network gatekeeper refused to register the gateway
- B. Net observe accepted the registration of the gateway
- C. network gatekeeper registration request is being processed gateway
- D. network related parameters transmitted error
Answer: A
NEW QUESTION 160
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