H12-891_V1.0 Actual Questions Answers Pass With Real H12-891_V1.0 Exam Dumps
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NEW QUESTION # 353
Which of the following tools cannot be referenced directly by the If-match clause in Route-policy?
- A. AS-path-filter
- B. IP-prefix
- C. Regular expression
- D. Community-filt
Answer: C
NEW QUESTION # 354
The Option field in OSPEv3 appears in all LSAs
- A. False
- B. True
Answer: A
NEW QUESTION # 355
What is correct below about LDP synchronization in ISIS?
- A. LDP synchronization can be deployed on the Loopback interface.
- B. LDP establishes neighbors faster than ISIS, so LDP synchronization is turned off by default
- C. LDP synchronization can be turned on globally.
- D. LDP synchronization avoids traffic loss when the active-standby link is switched.
Answer: D
NEW QUESTION # 356
The router port to which the policy is applied has been idle for about 10 seconds, and there is a huge burst of c1 type coming in an instant, so how many bytes will the packets that are colored green?
- A. 256K bytes
- B. 48128 bytes
- C. 32K bytes
- D. 80128 bytes
Answer: C
NEW QUESTION # 357
The following statement about isis a route leak of ISIS is correct?
- A. Route disclosure for ISIS avoids suboptimal paths.
- B. Route leaks for ISIS can only be applied to IPv4 environments.
- C. Route leaks for ISIS must be deployed on Level-1 routers
- D. Route disclosure for ISIS is turned on by default.
Answer: A
NEW QUESTION # 358
Which of the following does the digital certificate not contain?
- A. Digital envelopes
- B. Digital signature
- C. Issued by
- D. Public key information
Answer: A
NEW QUESTION # 359
If a Huawei switch runs the RSTP protocol, when will the BPDUs on a port on the switch be aged?
- A. On the interface, RSTP does not age BPDU
- B. After Ma ge times out
- C. After more than 6 seconds
- D. after the Forward Delay timeout
- E. After Hello time times out
Answer: B
NEW QUESTION # 360
When you deploy LLQ, you need to configure bandwidth parameters, what is the significance of bandwidth parameters?( Single choice questions).
- A. Provides a built-in policer to limit the maximum available bandwidth of a low-latency queue during congestion
- B. It represents a reference CIR to calculate the burst size D of the built-in tactician token bucket Changing parameters is an option because LLQ always takes precedence over other queues
- C. The parameter should be as small as possible. It means that the bandwidth is always preserved, and even if the LLQ is set, changing the parameters will reduce the available bandwidth of the interface
Answer: A
NEW QUESTION # 361
If you have a LOCAL AREA NETWORK running 8021D Spanning Tree Protocol, the non-root switch does not receive which parameter under the root switch?
- A. MaxAge
- B. Forward delay
- C. Hello time
- D. Root cost
- E. Hold time
Answer: E
NEW QUESTION # 362
When two devices with the same priority compete for the master role at the same time, the device on which the interface with the smaller IP address resides should be selected as the master device
- A. False
- B. True
Answer: A
NEW QUESTION # 363
In different scenarios, RSTP provides different protection functions, and the wrong statement about this statement is
- A. When the anti-TC-BPDU packet attack feature is enabled, the number of times the switching device processes IC BPDU packets per unit time is configurable
- B. The root protection feature is enabled for the specified port, and its port role can only remain as the specified port
- C. Start the specified port of root protection, when the port receives a better RSTBPDU, the port will enter the Discarding state and is no longer forwarding packets. If the port does not receive a better RSTBPD for a period of time then automatically revert to the normal Forwarding state
- D. after the BPDU protection function is enabled on the switching device, if the edge port receives RST BPDU, the edge port will be set to a non-remote port and the spanning tree calculation will be re-performed
Answer: D
NEW QUESTION # 364
There is an existing router running OSPF connected to Zone 0 and Zone 1 You configured Zone 1 as a stub zone, what classes does LSA that only operates inside Zone 1 include?
- A. I LSA,2 LSA 5 LSA
- B. 1 ? LSA ? 2 ? LSA
- C. 3 ? LSA ? 4 ? LSA
- D. 7 ? LSA
- E. 1 LSA,2 LSA 3 LSA
Answer: E
NEW QUESTION # 365
You need to configure smart policy routing on the router to specify that specific traffic is forwarded through an interface. When policy-based routing is applied, what are the two most typical types of information that can be used to forward traffic along a particular path?
- A. The TTL and source IP address of the packet
- B. Service type header and message length
- C. Source IP address and specific protocol (such as FTP, HTTP, etc.)
- D. Source A address and the Layer 2 source address
Answer: C
NEW QUESTION # 366
As shown in the figure, in the context of IPv4 and IPv6, the SEL field in the NET address of isis always takes a value of 00 ?
- A. Right
- B. Wrong
Answer: A
NEW QUESTION # 367
RTA is the source DR router, RTB is the RP router, and the multicast source sends multicast data to the RTA, but the PIM is not visible on the RTB Register the multicast source to which the message is registered, then the possible causes are ?
- A. Multicast network statically configures RP, while RTA router does not statically configure RP
- B. RTB to RTA has no unicast routing, causing the RTB to fail RPF checks for the source
- C. The multicast network dynamically elects the RP instead RTA failed RPF check for BSR
- D. The RP elected by RTA is not an RTB
Answer: A,B,C,D
NEW QUESTION # 368
BGP routing policies can control the publication and acceptance of routes
- A. FLASE
- B. TRUE
Answer: B
NEW QUESTION # 369
A router Router LSA is shown in the figure below, and the following statement is incorrect?
- A. This router supports external route ingestion
- B. The Router ID of this router is 1001
- C. This router has established an adjacency relationship
- D. This router is a DR
Answer: D
NEW QUESTION # 370
The multicast IP address is 2291301301, and its corresponding MAC address is :(Multilist)
- A. 01-00-5E-82-82-01
- B. 00-00-5E-02-82-01
- C. 01-00-5E-O2-82-01
- D. 00-00-5E-82-82-01
Answer: C
NEW QUESTION # 371
A company deployed SSM multicast, in order to save the bandwidth consumption of multicast data in the LAN, the network administrator made the following configuration on the switch
- A. False
- B. True
Answer: A
NEW QUESTION # 372
To achieve an on-machine migration in the BGP EVPN distributed gateway scenario, which of the following messages is required?
- A. Type5
- B. Type2
- C. Type4
- D. Type3
- E. Typel
Answer: B
NEW QUESTION # 373
Which of the following statements about RADIUS is correct?( Single choice questions).
- A. RADIUS authentication and Portal authentication cannot be used together because the Portal server can typically be used to authenticate users when portal authentication is deployed.
- B. MAC authentication does not require a username password, so you cannot use RADIUS to authenticate the user.
- C. SEPARATION OF RADIUS PROTOCOL AUTHENTICATION, AUTHORIZATION, AND AUDIT.
- D. RADIUS supports both wired and wireless access modes.
Answer: D
NEW QUESTION # 374
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