[2023] Free H12-891_V1.0 Exam Dumps to Pass Exam Easily
H12-891_V1.0 Exam Dumps, H12-891_V1.0 Practice Test Questions
NEW QUESTION # 130
Router HW1 and Router HW2 connect Network A and Network B, respectively. As shown in the figure below, if you want to set up an IPsec VPN between router HWI and router HW. (single selection).
- A. rule permit ip source 101.1.0000255 destination 101.
- B. rule permit ip source 101.1.0000255 destination 19
- C. rule permit ip source 1921681.10 destination 19
- D. rule permit ip source 1921681.10 destination 101.
- E. rule permit ip source 101.20 000255 destination 101.1.0000255
Answer: A
NEW QUESTION # 131
In a network, the same gigabit running S and OSPF anti-tampering and fluttering as shown in the figure, on the two border routers RTB and RTC are introduced into the wine route, the device question is to use gigabit one port strobe, , 222 The network is introduced into the OSE via impotrote direct on the RTD, assuming that all other configurations are dead default configurations, then the description of this network is wrong ?
- A. On the RTC, the following configuration is adopted, only the routes of the 2222/32 cinder segment can be filtered out when routing is introduced, IRTClip ip-prefix 10 index 1 deny2000 8 less-equal 32
- B. RTB learns that the routing next hop for the 2/32 network segment is RTA
- C. Adjusting the ISIS priority to 160 on the RTB avoids suboptimal routing problems in the network.
- D. The following configuration can filter out the routes of the 2/32 CIDR block of the white RTD when RTC introduces OSPF routes.
Answer: A
NEW QUESTION # 132
After you divide an interface of the firewall into the Untrust security domain, the interface belongs to the Untrust zone and no longer belongs to the Local zone.
- A. TRUE
- B. FALSE
Answer: B
NEW QUESTION # 133
What designs in the router can improve the reliability of the router?
- A. Module hot-swappable design
- B. Dual power supply design
- C. Issu Design
- D. Dual-engine design
Answer: B,D
NEW QUESTION # 134
The following statement about IPSec VPN is correct
- A. The two routers establish IPSecVPN in main mode, and from the 5th message (included), the payload's data is often encrypted.
- B. The two routers can establish an OSPF neighbor relationship through the IPSec VPN (19) channel and exchange intranet devices by
- C. Brutal mode can support NAT traversal, while main mode does not support NAT traversal.
- D. Two routers establish an IPSec VPN in brutal mode, so that the tunnel is built with a minimum of 4 messages interacting between the two devices.
Answer: A,B
NEW QUESTION # 135
What is the field that the IPv6 header has similar to the IPv4 header "Type of Service" field?
- A. Next Header
- B. Traffic Class
- C. Version
- D. Flow Label
Answer: B
NEW QUESTION # 136
Which of the following does the digital certificate not contain?
- A. Public key information
- B. Digital envelopes
- C. Digital signature
- D. Issued by
Answer: B
NEW QUESTION # 137
Regarding the OSPFv3 protocol, what is the error described below?
- A. Can support running multiple instances on a single link
- B. OSPFv3 message header will contain instance IDFu Duan flogging
- C. Under the sukugan of a shared router, each OSPFv3 process runs independently
- D. Multiple instances can be run in the same OSPFv3 under the same interface
Answer: D
NEW QUESTION # 138
As shown in the following topology, EBGP is running between AS100, AS200, AS300, AS400, and the neighbor relationship is established S400 When you receive a BGP route from ASI00 for a 1.1.1.1/32 network segment, is the path order recorded in the ASPath properties correct?
- A. 100, 200,300, 400
- B. 400,300,200,100
- C. 300, 200,100
- D. 10,200,3
Answer: C
NEW QUESTION # 139
Regarding the description of the permanent multicast address, the error is ?
- A. All routers listen on 224002
- B. All routers running the PIM protocol listen on 22400100
- C. All routers running the OSPF protocol listen to 224005
- D. All hosts and routers in the network segment listen on 224001
Answer: B
NEW QUESTION # 140
What parameters can the DHCPv6 server assign to DHCPv6 clients?
- A. Gateway address
- B. IPv6 address/prefix
- C. DNS server address
- D. SNTP server address
Answer: A,B,C,D
NEW QUESTION # 141
Configure queue-based traffic shaping, which defaults to tailing if the queue length exceeds the cache size
- A. False
- B. True
Answer: B
NEW QUESTION # 142
The correct statement about the IGMP proxy is ? Multi-select
- A. IGMP proxy device cannot send query messages to downstream member hosts in place of the IGMP queryer to maintain group membership
- B. IGMP proxy is typically deployed on devices between hosts that are members of the access device The
- C. The downstream interface of the IGMP proxy device generates multicast relay table items
- D. IGMP proxy can detect the link status with the linkage through the information of the member host joining/leaving the multicast group, and realize the rapid switching of the primary and standby device links
Answer: B,C,D
NEW QUESTION # 143
Both the CSNP packet of ISlS and the DD packet of OSPF have a role in the MA network, describing the role of the link state database summary, which is correct compared to the following statements of these two types of messages
- A. Both packets need to be confirmed to the terminal router after being sent, otherwise they need to be retransmitted
- B. Once the adjacency relationship is established, the CSRP packet and the D message will stop sending
- C. OSPF is not identity bound to dr/BDR; the CSN message is generated only by DIS
- D. The two packets do not need to be confirmed to the router after they are sent the master-slave relationship in the DD message interaction of
Answer: C
NEW QUESTION # 144
All interfaces of the router have OSPF enabled, the Cost value of the link is identified in the figure, and the Loopback0 socket for R2 is advertised in area 1 , then Rl reaches 10022/32 with a Cost value of ?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: D
NEW QUESTION # 145
For the description of firewall security zones, the following statement is correct?
- A. Different interfaces of the firewall can belong to the same security zone
- B. The same interface of a firewall can belong to different security zones
- C. Different security zones of the firewall, the priority can be the same
- D. The built-in security zone of the Firewall can be deleted
Answer: A
NEW QUESTION # 146
How do 8021w and 8021D handle BPDUs?( Confirmed) The
- A. 8021D bridge only forwards BPDU packets received from the root bridge
- B. The 8021D bridge does not forward BPDU messages
- C. The 8021w bridge forwards only BPDU packets received from the root bridge
- D. 8021w Bridge does not forward BPDU packet
Answer: A
NEW QUESTION # 147
The command ip as-path-fiter as-path-fiter-number (denylpermit) regular-expression to configure as-path-ilter, in this command , multiple sentences can form an as-path-filter statement, what is the relationship between so many statements?
- A. Routes match in order When a route matches to a clause, the relationship between
- B. and is no longer matched downwards
- C. Routes match in order and routes need to match all sub-directions
- D. or relationships
Answer: A
NEW QUESTION # 148
The following description of VRRP load sharing is correct?( Multiple choice questions).
- A. VRRP load sharing requires at least two virtual routers to provide forwarding services at the same time
- B. When you deploy load sharing, hosts in the same LAN are required to configure the IP addresses of different virtual routers as gateway addresses for missing provinces
- C. When configuring priority, make sure that the same router acts as a master in the three VRRP backup groups
- D. You can create multiple VRRP backup groups on one interface of a router . The router can act as a master for one VRRP backup group and as a backup for other VRRP backup groups
Answer: A,B,D
NEW QUESTION # 149
IsIS IPv6 cost 50 is configured under the interface, and the meaning of the command is ?
- A. The LEVEL-1 cost of the interface's IS-IS IPv6 is 50
- B. The LEVEL-1 and Level-2 costs of the interface's IS-IS IPv6 are 50
- C. The LEVEL-2 cost of the interface's IS-IS IPv6 is 50
- D. The LEVEL-1 and Leve1-2 costs of the INTERFACE's IS-IS IPv6 are both 60
Answer: B
NEW QUESTION # 150
There can be multiple nodes under a route -policy, different node numbers are identified by nodes, and each node can have multiple if-match and apply clauses, which of the following descriptions are wrong ?
- A. There is an "or" relationship between different nodes
- B. The relationship between different nodes is an "and" relationship
- C. The relationship between the if-match clauses under each node is "or"
- D. The relationship between the if-match clauses under each node is "and"
Answer: B,C
NEW QUESTION # 151
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