[2018] Huawei HCIE-R&S H12-261 Free Dumps| CertQueen

[2018] Huawei HCIE-R&S H12-261 Free Dumps| CertQueen

Which of the following description about OSPF adjacency and link-state database synchronization is correct?
A. When the OSPF router status reaches LOADING state, then FULL adjacency forms
B. adjacency begins from EXSTART state
C. In the broadcast network, FULL adjacency will be formed among all routers
D. INIT state indicates that the router has received Hello message from the neighbor, and the Hello message has already contained its own Router ID
Answer: B

In Huawei devices, when ISIS imports external routes and set routing information’s external route tag, ISIS’s Metric keep the default type without modification.
A. True
B. False
Answer: B

What is the correct order of using TCP port 443,179,137,110 and 23 protocols?
A. BGP, POP3, SNMP, TFTP, Telnet
B. LDAP, SNMP, TFTP, POP3, Telnet
C. HTTPS, SNMP, POP3, DNS, Telnet
D. Finger, DHCP Server, NetBios Name Server, POP3, Telnet
E. HTTPS, BGP, NetBios Name Server, POP3, Telnet
Answer: E

What benefits can the link bring after enabling WRED? (Multiple choice)
A. thoroughly to avoid congestion
B. Avoid TCP synchronization
C. offer a minimum bandwidth guarantee
D. provide a certain amount of low latency
E. can avoid UDP taking up most of the bandwidth when congestion
Answer: BE

When VRP’s ACL has a number of matching rule, about the match order, which of the following statement is true?
A. By default, in accordance with the rule-id, from small to large to match.
B. By default, according to the first match permit, then match deny order to match.
C. By default, in accordance with the principle of “depth first” match.
D. Only one match order can not be changed.
Answer: A

Using WRED can avoid congestion.
Which of the following scenarios can have a better effect on deploying WRED?
A. it is mainly UDP traffic in network.
B. it is mainly TCP traffic in network.
C. deploy on low-bandwidth links.
D. deploy on the serial link.
E. WRED random packet loss, the effect has nothing to do with the scene.
Answer: B

Which of the following is access control method which is provided by the NAC? (Multiple choice)
A. 802.1x authentication
B. AAA authentication
C. MAC address authentication
D. Web authentication
Answer: ACD

Command ip as-path-filter as-path-filter-number {deny | permit} regular-expression is used to configure AS-path-filter. On this command, many clause may form as-path-filter sentence.
So what is the relationship between multiple statements?
A. and relationship
B. or relationship
C. routing sequential matching, after a route match to a clause, no longer matching downward
D. routing sequential matching and routing must match all clauses
Answer: C

Which of the following description about Smart-link is correct? (Multiple choice)
A. Smart-link can be mixed used with STPbat the interface.
B. Smart-link supports loading balancing.
C. Smart-link mainly includes the master port and the slave port two roles.
D. Smart-link can’t detect up and down link status
Answer: BC

In multicast networks, what conditions will lead to forwarding the multicast traffic failure? (Multiple Choice)
A. the router doesn’t have RPF routing
B. there is no enabling PIM on the RPF interface
C. upstream router will discard the received PIM Join message
D. Multi-routers outlet network, this router is not DR
Answer: ABC

Which of the following description about the Register messages of PIM-SM is correct? (Multiple Choice)
A. Register messages are sent by the recipient router
B. Register messages can make RP learn the multicast source information
C. Register messages are sent by source’s DR
D. Register message are sent to RP via unicast instead of multicast
Answer: BCD

Which of the following description about ISIS’s GR is correct?
A. ISIS’s GR characteristics are enabled by default.
B. ISIS GR has in total of four timers.
C. ISIS GR notify events and maintain adjacencies via CSNP packets.
D. ISIS’s GR defines the new TLV structure to support this feature.
Answer: D

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