Huawei
H12-891_V1.0 · Question #196
OSPFv2 is an IGP running on an IPv4 network, and 0SPFv3 is an IGP running on an IPv6 network. OSPFv3 has the same packet types as OSPFv2, including Hello packets, DD packets, LSR packets, LSU…
The correct answer is B. OSPFv3 uses IPv6 multicast addresses FF02::5 and FF02::6 to send 0SPFv3 messages. See the full explanation below for the reasoning.
Advanced IP Routing and Multicast
Question
OSPFv2 is an IGP running on an IPv4 network, and 0SPFv3 is an IGP running on an IPv6 network. OSPFv3 has the same packet types as OSPFv2, including Hello packets, DD packets, LSR packets, LSU packets, and LSAck packets. Which of the following descriptions of OSPFv3 messages is correct?
Options
- AOSPFv3 uses the authentication field in the packet header to complete packet authentication.
- BOSPFv3 uses IPv6 multicast addresses FF02::5 and FF02::6 to send 0SPFv3 messages
- CThe OSPFv3 He11o packet carries the IPv6 address prefix list of the router interface.
- DOSPFv3 uses the link local address as the source address for sending packets, and the packets
How the community answered
(24 responses)- A13% (3)
- B79% (19)
- C4% (1)
- D4% (1)
Topics
#OSPFv3#IPv6 multicast#link local address#packet authentication
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