H12-221 : HCNP-R&S-IERN (Huawei Certified Network Professional-Implementing Enterprise Routing Network) : Part 08
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Which methods can be used to import local routes into BGP? (Select 2 answers)
- Run the network command,
- Receive routes from peers.
- Run the summary automatic command.
- Run the import command.
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The unicast and multicast technologies are both outstanding in solving the problem of “single source, multiple destinations” in order to allow efficient P2MP data transmission.
- TRUE
- FALSE
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What does an IP address of 0.0.0.0 indicate?
- Network address
- Broadcast address of specially designated network segment
- All networks
- Broadcast address of all nodes of local network segment
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In OSPF protocol, Different types of networks cannot establish an adjacency with each other in the Full state.
- TRUE
- FALSE
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Which of the following connection types can a Router LSA describe? (Select 3 answers)
- Point-to-point
- Star
- Transit
- Virtual link
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If the subnet mask for Class A address is 255.255.240.0, how many bits are used for subnetting?
- 4
- 5
- 9
- 12
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Which of the following describes the relationship between BGP and AS?
- BGP only runs between ASs, and cannot run within an AS.
- BGP is an EGP used by ASs to exchange routing information with other ASs.
- BGP builds network topologies by exchanging link-state information between ASs.
- BGP cannot run between ASs.
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BGP peers are automatically discovered by exchanging multicast packets.
- TRUE
- FALSE
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Which of the following is the address range assigned by IANA for SSM service in IPv4?
- 232.0.0.0/24
- 225.0.0.0/8
- 232.0.0.0/8
- 239.0.0.0/8
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Which of the following statements are correct regarding OSPF intra-area route calculation? (Select 2 answers)
- Each OSPF router uses only one Router LSA to describe the local active link state for an area.
- Each OSPF router uses more than one Router LSA to describe local active link state for an area.
- One Router LSA describes only one link,
- One Router LSA describes more than one link.
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Enabling MD5 authentication between BGP peers can prevent DoS attacks that target BGP peers.
- TRUE
- FALSE
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Which of the following are multicast routing protocols? (Select 3 answers)
- DVMRP
- PIM-DM
- OSPF
- PIM-SM
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Which of the following attributes must exist in the BGP update messages? (Select 3 answers)
- LOCAL_PREF
- NEXT_HOP
- ORIGIN
- AS_PATH
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Which of the following is the multicast distribution tree maintained by PIM-DM?
- SFT
- CBT
- RFT
- STP
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Which of the following route entries match the IP-Prefix defined below?
ip ip-prefix test index 10 permit 192.168.0.0 16 greater-equal 24 less-equal 28
(Select 2 answers)- 192.168.1.0/24
- 192.10.2.0/24
- 192.168.3.0/25
- 192.168.4.0/30
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The default-route originate command in the RIP protocol advertises a default RIP route to the peers. When using this command, which of the following attributes can be set for the default route?
- Tag
- Cost
- Interface
- Nexthop
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Which of the following route entries matches ACL 2001 that is defined below?
1.0.0.0/8 ,1.2.0.0/16,1.2.3.0/24,1.2.4.0/24,1.2.5.0/24, 1.2.6.0/24,1.2.7.0/24,1.2.8.0/24
ACL 2001:
Basic ACL 2001, 1 rule
Ad’s step is 5
rule 0 permit source 1.2.1.0 0.0.254.255- 1.2.3.0/24,1.2.4.0/24, 1.2.5.0/24, 1.2.6.0/24,1.2.7.0/24,1.2.8.0/24
- 1.0.0.0/8,1.2.0.0/16,1.2.3.0/24,1.2.4.0/24,1.2.5.0/24, 1.2.6.0/24,1.2.7.0/24,1.2.8.0/24
- 1.2.3.0/24,1.2.5.0/24,1.2.7.0/24
- 1.2.0.0/16,1.2.4.0/24,1.2.6.0/24,1.2.8.0/24
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The route selection tool route-policy” can set and filter BGP attributes based on pre-defined conditions. Therefore, this tool is often used to define policies towards a BGP peer or during route generation.
- TRUE
- FALSE
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We can prevent a router from ever becoming a DR or BDR by configuring an OSPF Priority of zero,
- TRUE
- FALSE
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Based on BGP route selection rules, how are Origin attributes listed in descending order of priority?
- EGP > IGP > Incomplete
- IGP > Incomplete > EGP
- Incomplete > EGP > IGP
- IGP > EGP > Incomplete
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