GB0-391 by H3C Actual Free Exam Q&As

Question 1

The processing steps of the rules configured in CAR for packets are in order from front to back:

A. Review assessment, classification and disposal B. divided type, evaluation, disposal C. Comments estimate discarded, continued D. Comments estimates continue discarded

Discussion 0

Correct Answer: B Vote an answer

Question 2

Execute the displa interface tunnel command on a router to display the information of the GRE tunnel interface as follows:
<Router> displa interface Tunnel O
Tunnelo current state: UP
Line protocol current state: UP
Description: Tunnelo Interface
The Maximum Transmit Unit is 1476
Internet Address is 192.1.2.1/24 Primar
Encapsulation is TUNNEL , agg regation ID not set
Tunnel source 10.1.11.1 , destination 10.1.13.1
Tunnel keepalive enable , Period ( 10 s ) , Retries ( 3 )
Tunnel protocol/transport GRE/IP
GRE ke disabled
Checksumming of GRE packets disabled
Last 300 seconds input: 0 btes/sec , 0 packets/sec
Last 30 0 seconds output: 0 btes/sec , 0 packets/sec
4 packets input , 72 btes
0 input error
1 packets output , 24 btes
0 0utput error
It can be known from the above information.( Choose one or more )

A. The tunnel interface is in the UP state, and the MTU is 1476 bytes B. The Keeplive function is enabled on the tunnel interface .Once the router does not receive the Keeplive message from the other party within 30s , the tunnel is considered unavailable.Although the tunnel interface is still in the UP state, the tunnel interface is a static route for the outgoing interface Will disappear from the routing table ; C. tunnel channel source lP address 192.1.1.1 D. tunnel channel does not start verification, verification can not start

Discussion 0

Correct Answer: A,D Vote an answer

Question 3

The following statement about VoIP voice transmission is wrong

A. needs to UDP provides a time stamp mechanism B. needed to TCP to provide reliability mechanisms C. need to UDP provides multiplexing mechanism D. need to RTP to provide re-ordering mechanism

Discussion 0

Correct Answer: A,B Vote an answer

Question 4

A company's PBX is connected to the operator's telephone network through an E1 line.Due to the company's expansion, it needs to be able to meet 50 concurrent voice calls.Need to apply for an E1 line ? ( Fill in Arabic numerals )

A. 1

Discussion 0

Correct Answer: A Vote an answer

Question 5

Among the following broadband access transmission media, the ones that are more suitable for covering remote areas without traditional communication lines include

A. same coaxial cable B. Copper quality UTP C. no radio waves D. electric power line E. optical fiber

Discussion 0

Correct Answer: C,D Vote an answer

Question 6

configure BGP MPLS VPN is required to configure the local VPN private routes and MP-BGP routes into each other, on this part of the configuration of the following statements is correct is ______ .

A. distribution counter local VPN private network and MP-BGP routes into each other, such that the PE device from the local CE routes learned by the MP the BGP advertised to the remote routing protocol PE B. When EBGP routing protocol is selected between PE and CE , there is no need to configure local VPN private network routes and MP-BGP routes to import each other C. with opposing local VPN private network and MP-BGP routes into each other, such that the PE device through MP-BGP from a remote routing protocol PE provided apparatus to learn the private network, by PE and CE routing protocol between Release to local CE D. feature set of the local private network into MP-BGP , it should in BGP 's VPNv4 incorporated address family

Discussion 0

Correct Answer: A,B,C Vote an answer

Question 7

AAA supports the accounting method of _____ .

A. No billing B. This ground billing C. TACACS accounting D. RADIUS accounting

Discussion 0

Correct Answer: A,B,C,D Vote an answer

Question 8

The following description of QoS jitter is correct.

A. branch support network of real-time business B. QoS can create broadband and make the use of broadband more reasonable C. transfer control IP network traffic D. do force to avoid network congestion

Discussion 0

Correct Answer: A,C,D Vote an answer

Question 9

Configure the following commands on the MSR router:
qos pql 1 protocol-ip-tcp1000 queue-top
qos pql 1 protocol-ip-tcp1001 queue-middle
qos pql 1 protocol-ip-tcp1002queue-normal
qos pql 1 protocol-ip-tcp1003 queue-bottom
#
interface GigabitEthernet0/1
port link-mode route
ip address 192.168.1.1 255.255.255.0
qos lr outbound cir 10000 cbs 625000 ebs 0
qos pq pql 1
qos rtpq start-port 16384 end-port 32767 bandwidth 1000 cbs 25000
Then when the destination port are 1000 , 1001 , 1002 and 1003 of the TCP packet and matching with RTPQ the flow rates of at 4Mbps speed feed into the MSR , and from the side port G0 / 1 forwarding, the following statements is correct is ______

A. Head of the port 1002 of TCP packet forwarding rate is 2.4Mbps B. Head of port 1003 of TCP packet forwarding rate is 0 C. Head of port 1001 of TCP packet forwarding rate is 4Mbps D. The forwarding rate of RTPQ traffic packets is about 1Mbps E. Head of port 1000 of TCP packet forwarding rate to 3Mbps

Discussion 0

Correct Answer: B,C,D Vote an answer

H3C Constructing Secure optimized WANs v2.0 - GB0-391 Exam Practice Test