H12-221 : HCNP-R&S-IERN (Huawei Certified Network Professional-Implementing Enterprise Routing Network) : Part 09
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Which of the following elements are used by Network LSA to describe broadcast or NBMA network segments in OSPF routing protocol? (Select 3 answers)
- Link ID
- Net mask
- Attached Router list
- Metric
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What command must be configured to establish a BGP connection between indirectly connected EBGP peers?
- peer connect-interface
- peer valid-ttl-hops
- peer ignore
- peerebgp-max-hop
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Which statements regarding BGP well-known mandatory attributes are true? (Select 3 answers)
- Well-known mandatory attributes must be recognized by all BGP routers.
- Well-known mandatory attributes impacts the path decision process.
- Well-known mandatory attributes are optional in an Update packet, and can be included in an Update packet as needed.
- Well-known mandatory attributes must be included in all Update packets.
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Which of the following is a private AS number?
- 65410-65535
- 1-64511
- 64512-65535
- 64511-65535
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When running in non-broadcast networks, OSPF uses one of the two modes: NBMA or P2MP.
- TRUE
- FALSE
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The router ID which is configured in the system view takes precedence over the router ID configured in the BGP view.
- TRUE
- FALSE
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By default, the cost of an OSPF interface is calculated based on the bandwidth. The formula to calculate the cost is reference bandwidth/interface bandwidth.
- TRUE
- FALSE
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OSPF uses SPF algorithm to compute the SPF tree based on the topology. What is the node of the 5PF tree?
- Router
- Router and network segment
- Port and network segment
- Router and port
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Which of the following IP addresses are network addresses? (Select 2 answers)
- 64.104.3.7/28
- 192.168.12.64/26
- 192.135.12.191/26
- 198.18.12.16/28
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Which type of message is periodically exchanged between BGP peers to keep the BGP connection alive?
- Open
- Hello
- Route-refresh
- Keepalive
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Which of the following statements regarding stub areas is false?
- An AS-external-LSA cannot be advertised into a stub area.
- The ABR in the stub area generates a default route to enable packet forwarding destined for other areas.
- Transit area cannot be a stub area.
- Any area can be configured as a Stub area.
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An IP address 192.168.13.175 with the subnet mask 255.255.255.240 can be assigned to a device.
- TRUE
- FALSE
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A company has four departments. Department A has SO PCs, Departments B and C both have 20 PCs, and Department D has 30 PCs. Assuming the IP address 192.168.1.0/x is used, which of the following statements are true if the VLSM technology is employed for subnetting? (Select 2 answers)
- Plan subnet 192.168.1.0/25 for Department A. The range of host addresses is 1 to 126.
- Plan subnet 192.168.1.128/27 for Department B. The range of host addresses is 129 to 159.
- Plan subnet 192.168.1.160/27 for Department C. The range of host addresses is 161 to 190.
- Plan subnet 192.168.1.192/27 for Department D. The range of host addresses is 192 to 222.
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A Router ID is optional in the OSPF configuration.
- TRUE
- FALSE
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Which BGP attribute is usually used to determine the path along which data flows to an AS?
- Router ID
- Nexthop
- Local-Preference
- MED
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Which of the following statements regarding ACL type are true? (Select 3 answers)
- ACL consists of basic ACL, advanced ACL and interface-based ACL
- ACL ranging from 2000 to 2999 belongs to advanced ACL
- ACL ranging from 3000 to 3999 belongs to advanced ACL
- Advanced ACL can be used to match either destination address or source address
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What is the default network mask length of 219.25.23.56?
- 8
- 16
- 24
- 32
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Which of the following routing protocols support import-route? (Select 3 answers)
- OSPF
- RIP
- BGP
- Static
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In which of the following states do BGP peers refuse to initiate or accept connection requests?
- Established
- OpenSent
- Active
- Idle
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The ABR of an NSSA does not advertise Type-4 and Type-5 LSAs to an NSSA instead it imports external routes into the NSSA,
- TRUE
- FALSE
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