Stateful DHCPv6 Option

In this article we will discuss Stateful DHCPv6 Option, will make brief discussion on Stateful DHCPv6 Option, In last article we discuss about Stateless DHCPv6 Option.

This option is the most similar to DHCPv4. In this case, the RA message informs the client not to use the information in the RA message. All addressing information and configuration information must be obtained from a stateful DHCPv6 server.

This is known as stateful DHCPv6 because the DHCPv6 server maintains IPv6 state information. This is similar to a DHCPv4 server allocating addresses for IPv4.

The M flag indicates whether or not to use stateful DHCPv6. The O flag is not involved. The following command is used to change the M flag from 0 to 1 to signify stateful DHCPv6:

Router(config-if)# ipv6 nd managed-config-flag 

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