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H3C GB0-391 Exam Syllabus Topics:

H3C Constructing Secure optimized WANs v2.0 Sample Questions:

1. In the process of issuing the digital certificate application in the void, the PKI ( Public Infrastructure Ke , public key systems ) role of the various components were _____ .

A) After the CA verifies the digital signature, it agrees to the entity's application and issues a certificate for the entity
B) The CA sends the issued certificate to the LDAP server to provide directory browsing services
C) real- time body want to revoke the certificate, the RA ( Registration Authority ) submit an application
D) real body wishes to obtain a digital certificate, first of all to RA ( Registration Authority ) apply, RA after the audit entity identity, the identity of the entity and the public key information is sent to a digital signature to the CA ( Certificate Authority )

2. Which of the following statements about IKE is correct is ________ .( Choose one or more )

A) IKE produced when the second phase is completed students IKE SA
B) Symmetric key algorithm is used when IKE exchanges keys
C) The first phase of IKE exchange mode has main mode and aggressive mode
D) The exchange of keys in both IKE modes requires authentication

3. Configure the following commands on the MSR router:
qos cql 1 queue 1 serving 1000
qos cql 1 queue 2 serving 2000
qos cql 1 queue 3 serving 500
qos cql 1 queue 4 serving 1500
qos cql 1 protocol ip tcp ftp-data queue 2
qos cql 1 protocol ip udp tftp queue 3
qos cql 1 protocol ip pop3 queue 4
#
interface GigabitEthernet0/1
port link-mode route
ip address 192.168.1.1 255.255.255.0
duplex full
speed 10
qos cq pql 1
From G0 / 1 forward traffic packets including the Telnet , ftpdata , TFTP , and POP3 flow amounts are 4Mbps , port no other traffic, the TFTP broadband packet can be used is approximately

A) feature set error
B) 30%
C) 40%
D) 10%
E) 20%

4. 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) There is no VPN that needs to communicate between the two PEs
B) There is no MPLS public network tunnel established between PEs
C) The corresponding neighbor is not enabled in the VPNv4 address family of BGP
D) The public network route between two PEs is unreachable

5. The following belong to the core layer function is ____ .( Choose one or more )

A) access into the security control
B) High -speed packet-switched
C) owns a large number of interfaces, and for the final connected user computer.
D) will be the routing policy

Solutions: