HELLO NEI ((HOT))
Cantonese is a major dialect of the Chinese language, spoken in mainland China, Hong Kong, Macau, and many expatriate "Chinatowns" throughout the world.XResearch source While it has many similarities with Mandarin, the primary dialect, there are some differences. To say "hello" in Cantonese, you would say néih hóu (nay hoh). This is similar to the Mandarin greeting nǐ hǎo (nee how), which you may be familiar with.XResearch source
The OSPFv3 neighbor adjacency is formed by sending and receiving the hello packet to the neighbor router. To identify the neighbors, OSPFv3 uses router-id. The protocol has to be enabled on per-link basis. This document discuss about the common issues that occurs when forming neighbor adjacency and how to troubleshoot them.
Check OSPFv3 timers. Note that the dead interval on an interface must be at least four times the hello interval. You can check the OSPFv3 timers on an interface by using the command show ipv6 ospf interface 041b061a72