Method in order to acquire the IP address of the dynamic host constitution protocol version 6 server, the dynamic host constitution protocol version 6 server, and the dynamic host constitution protocol version 6 communication system

摘要

This invention in detail, dynamic host constitution protocol version 6 (DHCPv6) method in order to acquire the IP address of the server, regards the DHCPv6 server, and the DHCPv6 communication system in regard to the field of communication. This method is used in the scene of the communication which minds the DHCPv6 relay agent, the DHCPv6 server, receives the message of the DHCPv6 client who was transferred by the DHCPv6 relay agent, the DHCPv6 server, through the DHCPv6 relay agent, response message is transmitted to the DHCPv6 client, the fact that the payload part of response message carries the IP address of the DHCPv6 server, makes the IP address of the DHCPv6 server the DHCPv6 client acquire from response message is included.