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HCIE-Routing & Switching (Written) Exam (H12-261) - Huawei Exam Questions

Last updated on June 20, 2026

97% Exam Compliance
479 Total Questions
1
Question
Which of the following statements regarding MP-BGP is false?
Options
A The complete MP_REACH_NLRI attribute structure contains the address family, next hop, and prefix information
B The MP_UNREACH_NLRI attribute of Update packets does not contain path information
C MP-BGP can be used to allocate labels
D MP_REACH_NLRI and MP_UNREACH_NLRI are optional transitive attributes
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2
Question
The following is true, is the OSPFv3 Link-LSA correct?
Options
A If a previous Link-LSA Prefix Option 0x00 Prefix IPv6 suffix field is , then it will not be admitted to
the single calculation.
B Option LSA Link-lsa field exists in the header, not the data area
C Contains both the local address chain of this interface and all the previous Ipv6 suffixes in the same area on the router.
D Contains both the local address chain of this interface and all the pre-IPv6 suffixes of this interface.
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3
Question
Type 5 LSAs in OSPF are used to transmit external routes. Which of the following statements regarding Type 5 LSAs is false?
Options
A Type 5 LSAs are advertised by ASBRs and flooded on OSPF networks except stub areas and NSSAs.
B Routers in the same area as the ASBR can calculate external routes through intra-area LSAs and Type 5 LSAs.
C A Type 5 LSA contains the FA address, which is 0.0.0.0.The FA address is reserved only and does not take effect.
D Filtering policies can be configured on ABRs or ASBRs to filter Type 5 LSAs.
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4
Question
Regarding the logical mode of the MPLS TTL pair, is the following description correct?
Options
A Uniform IP MPLS IP TTL 1 MPLS TTL mode is simulated. When the message passes through the network, the entry point is reduced and the field is fixed to the value.
B Pipe IP MPLS IP TTL 1 In MPLS TTL mode, when the message passes through the network, it is mapped to the field at the ingress point.
C In the case of the MPLS VPN MPLS Ingress uniform, the private network text can be used in the reporting mode.
D MPLS TTL IP TTL MPLS A label, which has the same function as the header, can prevent the network from routing the loop (as it is)
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5
Question
If a Gigabit Ethernet port receive buffer becomes full on a LAN switch, what protocol can be used to
request that the remote port delay sending frames for a specified time?
Options
A 802.1U
B 802.3
C 802.3AF
D 802.3X
E 802.1D
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