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Question No : 1
Which of the following options does the role of Agile Controller server not include?
A. Business Manager
B. Business controller
C. Security manager
D. Business checker
Question No : 2
The ToS field is used to mark the QoS in the IP packet,in the ToS field uses the first 6bits to mark the DSCP.
Question No : 3
In the inter-domain packet filtering, which of the following options belong to the outbound direction?
A. trust -> untrust
B. untrust -> trust
C. untrust -> dmz
D. trust -> local
Question No : 4
MPLS has the concept of FEC-Forwarding Equivalence Class, then which of the following criteria can FEC not be allocated based on?
A. Fragment Offset
B. Destination Access
C. Application Protocol
D. Class of Service
Question No : 5
Traditional packet loss strategy uses the method of Tail-Drop, which leads to TCP global synchronization phenomenon.
Question No : 6
The main functions of the VIM management module in NFV include resource discovery, resource allocation, resource management, and _______.
A. resource scheduling
B. resource monitoring
C. resource recycling
Question No : 7
Which command is used to implement equiment all interface to open BFD and OSPF linkage function?
A. bfd enable
B. bfd all-interface enable
C. all-interface bfd enable
D. undo bfd all-interface disable
Question No : 8
The configuration commands of the NAT address pool are as follows. The meaning of the no-pat parameter is ( ).
A. don't do address translation
B. port multiplexing
C. don't convert source port
D. don't convert destination port
Question No : 9
You do not need to use NAT for address translation when hosts and servers in the same security zone exchange visits.
Question No : 10
LDF is a protocol specifically formulated for label distribution. There are many types of its messages. The messages used to advertise and maintain an LSR existence in the network is( ).
A. Discovery message
B. Session message
C. Advertisement message
D. Notification message
Question No : 11
NAT technology can be achieved through data encryption to secure transmission of data.
Question No : 12
Which of the following description about the interdomain security policy of firewall is correct?
A. Interzone security policy according to the sequence matching, and arranged in the former will precedence match.
B. Interzone security policy according to the size of ID number matching and precedence match the small number.
C. Interzone security policy according to the size of ID number matching and precedence match the big number.
D. Interzone security policy according to the size of sequence number automatically matching, and when the order is changed, the number will also be changed.
Question No : 13
Single-packet attack means attacker control the zombie host, send a large number of attack packets to the target network, resulting in the attack network congestion, system resources exhausted.
Question No : 14
The interface IP address and virtual IP address of the VRRP can be the same.
Question No : 15
The rapid detection technology can detect the communication failure with adjacent devices as soon as possible, so that the system can take timely measures to ensure uninterrupted service.
Question No : 16
According to different requirements, the DHCP server supports multiple types of address allocation strategy, excluding ( ).
A. Automatic allocation
B. Dynamic allocation
C. Repeat allocation
D. Manual allocation
Question No : 17
The three elements of USG series firewall Servermap table do not include ( ).
A. destination IP
B. destination port number
C. protocol number
D. source IP
Question No : 18
What is the command of configuring BFD with static default route linkage?
A. ip route-static 0.0.0.0 0.0.0.0 10.0.12.2 bfd-session 1
B. ip route-static 0.0.0.0 0.0.0.0 10.0.12.2 track bfd-session 1
C. ip route-static 0.0.0.0 0.0.0.0 10.0.12.2 track 1
D. ip route-static 0.0.0.0 0.0.0.0 10.0.12.2 track session 1
Question No : 19
DHCP server assigned to the client's dynamic IP address, usually have a certain lease period, then which description about the lease period is not correct?
A. The lease update timer is 50% of the total lease term. When the Lease Update timer expires, the DHCP client must update the IP address.
B. The rebinding timer is 87.5% of the total lease term.
C. If the re-binding timer expires, but the client does not receive a response from the server, it will send a DHCP REQUEST packet to the DHCP server that has previously assigned an IP address until the total lease term expires.
D. During the lease term, if the client receives a DHCP NAK packet, the client will immediately stop using the IP address and returns to the initial state to re-apply for a new IP address.
Question No : 20
Man-in-the-Middle Attack or IP/MAC Spoofing attack all can lead to information leakage and other hazards, and are more common in the Intranet.
In order to prevent Man-in-the-Middle Attack or IP/MAC spoofing attacks, which configuration methods can be used?
A. Configure the Trusted/Untrusted interface.
B. Limit the maximum number of MAC addresses that allowed to learn on the switch interface.
C. Open DHCP snooping to check the CHADDR field function in DHCP REQUEST packets.
D. Configure DHCP snooping on the switch with DAI or IPSG linkage.
08 May, 2018 9:06pm
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08 May, 2018 8:06pm
Still valid. Passed today with 895.
07 May, 2018 10:23pm
Huawei HCNP-R&S H12-222 dumps still valid. passed with 937, took it two days ago.
07 May, 2018 9:14pm
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Mahmoud Abdou FB
02 May, 2018 7:02pm
H12-222-ENU dump questions is still valid. I ended up finishing the exam in an hour.. dumps are valid.