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H3C GB0-391 Exam Syllabus Topics:

H3C Constructing Secure optimized WANs v2.0 Sample Questions:

1. A secure network must meet - conditions

A) access into the Inte RN E t has adequate security system when
B) Have sufficient encryption and anti-counterfeiting means when transmitting data on the Internet
C) entire network has a sound management system
D) determined users within the network access security and legal security

2. Which of the following statements about LR is incorrect is

A) bits at the link layer, all packets outgoing from the interface can take effect ( critical packets except packets )
B) so that the flow rate is measured using the token bucket algorithm, would exceed the committed rate of packets into the queue buffer again, it reduces the overall packet loss rate, smooth traffic, introduces additional delay.
C) It is an active traffic adjustment measure that limits the total rate of packets sent downstream from an interface
D) Not valid for non- IP packets

3. The following are symmetric key algorithms

A) DSA
B) DES
C) RSA
D) AES

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

5. The business transmission between departments of an enterprise needs to adopt IPSec to provide end-to-end security protection, and data must be encrypted for transmission.
According to the requirements of the enterprise's business transmission security, which working mode and encapsulation protocol should IPSec use ? ( Choose one or more )

A) ESP Encapsulation Protocol
B) AH encapsulation protocol
C) transfer transport mode
D) tunnel road mode

Solutions: