DhcpModifyClass function (dhcpsapi.h)
The DhcpModifyClass function modifies a DHCP class defined on the server.
DWORD DhcpModifyClass(
[in] LPWSTR ServerIpAddress,
[in] DWORD ReservedMustBeZero,
[in] LPDHCP_CLASS_INFO ClassInfo
);
[in] ServerIpAddress
Unicode string that specifies the IP address or hostname of the DHCP server.
[in] ReservedMustBeZero
Reserved. This value must be set to 0.
[in] ClassInfo
Pointer to a DHCP_CLASS_INFO structure that contains the new information for the class.
This function returns ERROR_SUCCESS upon a successful call. Otherwise, it returns one of the DHCP Server Management API Error Codes.
Return code | Description |
---|---|
|
This call was performed by a client who is not a member of the "DHCP Administrators" security group. |
|
The DHCP_CLASS_INFO structure provided in ClassInfo has null or invalid values for the ClassName or ClassData member (or both). |
|
A class name could not be found that matches the provided information. |
|
An error occurred while accessing the DHCP server's database. |
|
The new class name is currently in use, or the new class information is currently in use. |
Requirement | Value |
---|---|
Minimum supported client | None supported |
Minimum supported server | Windows Server 2008 R2 [desktop apps only] |
Target Platform | Windows |
Header | dhcpsapi.h |
Library | Dhcpsapi.lib |
DLL | Dhcpsapi.dll |