Latest H12-821_V1.0 Study Guides 2025 – With Test Engine PDF [Q95-Q118]

QUESTION 95
In the VRP, by default, the routes imported by BGP will be automatically summarized.

QUESTION 96
Which of the following attacks is not the network layer attack?

QUESTION 97
OSPF supports area authentication and interface authentication. If both authentication modes are configured, Interface authentication takes preference over area authentication.

QUESTION 98
To inject IGP routes into BGP routes, you can only use the network command.

QUESTION 99
See the following figure. All routers on the network run IS-IS and are in area 49.0001. By referring to the LSDB of R1, the Level-2 DIS is. (Enter the device name, for example, R1.)

QUESTION 100
In PIM-DM, which of the following processes are involved in SPT establishment?

QUESTION 101
An edge port is a new port role added to RSTP to overcome the disadvantages of STP. Which of the following statements is false about this port role?

QUESTION 102
There are two BFD operating modes. In_______mode, the local end sends BFD Control packets at specified intervals, and the remote end checks whether the local end periodically sends BFD Control packets. (Use lowercase letters.)

QUESTION 103
On an RSTP network, if a port receives an RST BPDU and finds that its buffered RST BPDU is superior to the received RST BPDU, the port discards the received RST BPDU without responding.

QUESTION 104
Which of the following LSAs are advertised only within a single area?

QUESTION 105
A BGP device receives a route carrying an unknown attribute from a peer but does not know whether other devices need the attribute. In this case, the BGP device retains this attribute when advertising the route to other peers. Which of the following attributes is of this type?

QUESTION 106
R1, R2, R3, and R4 run IS-IS, and the DIS priorities of their interfaces are shown in the following figure. If all these devices are started simultaneously, will be elected as the DIS. (Enter the device name, for example, R1.)

QUESTION 107
When two routers exchange LSDB information using DD packets, a master/slave relationship is formed first, the router with a larger router ID is the master, and determine the MS bit.

QUESTION 108
ON a stateful inspection Firewall where there is no session table, when the status detection mechanism is enabled and the second packet (CYN+ACK) of 3-way hadshakes reaches the firewall. Which of the following statements is true?

QUESTION 109
A switch runs MSTP. The configuration is shown in the figure. What is the role of this switch in MSTI 1?

QUESTION 110
Which of the following statements regarding OSPF is true?

QUESTION 111
What is the correct procedure for a VLAN pool to assign terminals to VLANs.

QUESTION 112
A local router runs IS-IS and its command output is shown in the following figure. Which of the following statements is true?

QUESTION 113
The filter-policy 2000 export command is run in an ISIS process. Which of the following statements about the functions of a filter policy is false?

QUESTION 114
Which of the following statements is false, based on the following IGMP information on an interface of RTA?
XC

QUESTION 115
The following figure shows the OSPF network of an enterprise and the OSPF configurations of R1. Which of the following statements is false about the network?

QUESTION 116
In BGP, Notification messages are used to request peers to resend routing information after routing policies are changed.

QUESTION 117
In an OSPF routing domain, two routers must be specified as one DR and one BDR in a broadcast or NBMA network with at least two routers.

QUESTION 118
This configuration is part of RTA configuration. Which of the following statements regarding the configuration are true?
[RTA] ospf 100
[RTA-ospf-100]silent-interface GigabitEthernet 1/0/0