Huawei Certification H12-222-ENU exam questions

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ASPF (Application Specific Packet Filter) is a kind of Packet Filter based on the application layer, it will check the application layer protocol information and monitor the application layer protocol status of the connection, and through the Server Map table to achieve a special security mechanism.
Then which statement about the ASPF and Server map table is not correct?
A. ASPF monitors the messages in the communication process.
B. ASPF dynamically create and delete filtering rules.
C. ASPF through the Servermap table to implement dynamic multi-channel protocol data will be allowed to pass.
D. Quintuple Server-map table item implements similar functions to the session table.
Answer: D
The interface IP address and virtual IP address of the VRRP can be the same.
A. True
B. False
Answer: A
Which of the following description about the MPLS's label space is wrong?
A. 16~1023 are the shared label space between static LSP and static CR-LSP.
B. Above 1024 is the shared the label space between LDP, RSVP-TE, MP-BGP and other dynamic signaling protocols.
C. The last hop receives the message with the label control as 0 and proceeds IP forwarding or the next layer label forwarding directly.
D. When the penultimate hop LSR performs label switching, if found that the label value is 3 after switching, the label is popped and the message is sent to the next hop.
Answer: C
The length of the MPLS header is 32 bits, including 20 bits'label in length is used for message forwarding; the 3 bits' EXP in length is used to bear the precedence in IP message; the 1bit's stack bottom label S is used to indicate whether it is the last label (MPLS labels can be nested in multiple layers). Which of the following description about the 8bits' TTL in length is correct?
A. The role is similar to the TTL of the IP header, to prevent message loops.
B. it is mainly used for control of label management.
C. it is used for control of the upstream device when distributing the label.
D. Limit the LSR.
Answer: A
Which of the following options are not the default roles created by Huawei eSight?
A. Administrator
B. Monitor
C. Operator
D. End-User
Answer: D
Which of the following options do not belong to the Overlay VPN model technology?
A. GRE
B. IPSec VPN
C. SSL VPN
D. L2TP VPN
Answer: D
Which several common configuration way does VXLAN support? (Multiple choice)
A. configuration through virtualization software
B. configuration via SDN controller
C. configuration through SNMP protocol
D. automatic configuration
Answer: AB
Which of the following is included in the main features of the stateful inspection firewall?
A. Processing speed is slow
B. Follow-up packet processing performance is excellent
C. Only the network layer can be detected
D. Perform packet filtering detection for each packet
Answer: B
In eSight, what conditions can be used to set alarm shielding rules? (Multiple choice)
A. Effective time
B. Effective period
C. Alarm source
D. Alarm
Answer: ABCD
In the following application scenario, which does not belong to the visitors access management scenarios of Agile Controller?
A. Customer communication, exchange, visit, etc. access to enterprise network, access to enterprise public resources or the Internet.
B. The general public accesses the Internet through the network provided by the public institution.
C. Customers in the enterprise consumption, access to enterprise networks to access the Internet.
D. Staff travel to the branch office, connecting the branch network to access the company network.
Answer: D
Which description about the LDP Session establishment process is correct? (multiple choice)
A. The two LSRs send Hello messages to each other. The Hello message carries the transport address, and the larger transport address is used as the initiator to initiate the TCP connection.
B. If the Transport Address is not carried in the Hello Message, then the destination IP address of the Hello Message is used to establish the TCP connection, and the larger destination IP address is used as the initiator to initiate the TCP connection.
C. The initiative side will send the Advertisement Message, to negotiate and establish the LDP session related parameters, including the LDP protocol version, label distribution mode, Keepalive hold timer value, maximum PDU length, and label space, etc.
D. If the passive side can accept the relevant parameters, then send the Initialization Message, while sending Keepalive message to the initiative side.
Answer: AD
IntServ model, before the application sends a message, need to apply for reservation resources to the network.
A. True
B. False
Answer: A
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