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IPv6 Addressing Configuration
Address Lifetimes
Table 4-1. IPv6 Unicast Addresses Lifetimes
A new, preferred address used as a replacement for a deprecated address can
be acquired from a manual, DHCPv6, or autoconfiguration source.
Address Source Lifetime Criteria
Link-Local Permanent
Statically Configured Unicast or Anycast Permanent
Autoconfigured Global Finite Preferred and Valid Lifetimes
DHCPv6-Configured Finite Preferred and Valid Lifetimes