3.2.5.9 Receiving a DHCPDECLINE Message
Increment the DHCPv4ServerMibInfo.Declines element, a shared ADM element (see [MS-DHCPM] section 3.1.1.1), as described in section 1.4, point 10.
The subsequent processing is as specified in [RFC2131] section 4.3.3.
If processing of the Information-request message results in the server sending a DHCPv6 Reply message to the client, then increment the DHCPv6ServerMibInfo.Replies element, a shared ADM element (see [MS-DHCPM] section 3.1.1.1), as described in section 1.4, point 17.