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DhcpV4FailoverTriggerAddrAllocation function (dhcpsapi.h)

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The DhcpV4FailoverTriggerAddrAllocation function redistributes the free addresses between the primary server and the secondary server that are part of a failover relationship.

Syntax

DWORD DHCP_API_FUNCTION DhcpV4FailoverTriggerAddrAllocation(
  [in, optional] LPWSTR ServerIpAddress,
  [in]           LPWSTR pFailRelName
);

Parameters

[in, optional] ServerIpAddress

Pointer to a null-terminated Unicode string that represents the IP address or hostname of the DHCP server.

[in] pFailRelName

Pointer to a null-terminated Unicode string that represents the name of the failover relationship for which free addresses are to be redistributed.

Return value

If the function succeeds, it returns ERROR_SUCCESS.

If the function fails, it returns one of the following or an error code from DHCP Server Management API Error Codes.

Value Meaning
ERROR_INVALID_PARAMETER
 One or more of the parameters were invalid.
ERROR_DHCP_FO_RELATIONSHIP_DOES_NOT_EXIST
 Failover relationship doesn't exit.
ERROR_DHCP_FO_RELATION_IS_SECONDARY
 The serverType member of failover relationship is SecondaryServer.

Requirements

Requirement Value
Minimum supported client None supported
Minimum supported server Windows Server 2012 [desktop apps only]
Target Platform Windows
Header dhcpsapi.h
Library Dhcpsapi.lib
DLL Dhcpsapi.dll