IP Helper Functions

The following functions retrieve and modify configuration settings for the TCP/IP transport on the local computer. The following categorical listing can help determine which collection of functions is best suited for a given task:

Adapter Management

• GetAdapterIndex
• GetAdaptersAddresses
• GetAdaptersInfo
• GetPerAdapterInfo
• GetUniDirectionalAdapterInfo

Address Resolution Protocol (ARP) Management

• CreateIpNetEntry
• CreateProxyArpEntry
• DeleteIpNetEntry
• DeleteProxyArpEntry
• FlushIpNetTable
• GetIpNetTable
• SendARP
• SetIpNetEntry

Interface Conversion

• ConvertInterfaceAliasToLuid
• ConvertInterfaceGuidToLuid
• ConvertInterfaceIndexToLuid
• ConvertInterfaceLuidToAlias
• ConvertInterfaceLuidToGuid
• ConvertInterfaceLuidToIndex
• ConvertInterfaceLuidToNameA
• ConvertInterfaceLuidToNameW
• ConvertInterfaceNameToLuidA
• ConvertInterfaceNameToLuidW
• if_indextoname
• if_nametoindex

Interface Management

• GetFriendlyIfIndex
• GetIfEntry
• GetIfEntry2
• GetIfEntry2Ex
• GetIfStackTable
• GetIfTable
• GetIfTable2
• GetIfTable2Ex
• GetInterfaceInfo
• GetInvertedIfStackTable
• GetIpInterfaceEntry
• GetIpInterfaceTable
• GetNumberOfInterfaces
• InitializeIpInterfaceEntry
• SetIfEntry
• SetIpInterfaceEntry

Internet Protocol (IP) and Internet Control Message Protocol (ICMP)

• GetIcmpStatistics
• GetIpStatistics
• Icmp6CreateFile
• Icmp6ParseReplies
• Icmp6SendEcho2
• IcmpCloseHandle
• IcmpCreateFile
• IcmpParseReplies
• IcmpSendEcho
• IcmpSendEcho2
• IcmpSendEcho2Ex
• SetIpTTL

IP Address Management

• AddIPAddress
• CreateAnycastIpAddressEntry
• CreateUnicastIpAddressEntry
• DeleteIPAddress
• DeleteAnycastIpAddressEntry
• DeleteUnicastIpAddressEntry
• GetAnycastIpAddressEntry
• GetAnycastIpAddressTable
• GetIpAddrTable
• GetMulticastIpAddressEntry
• GetMulticastIpAddressTable
• GetUnicastIpAddressEntry
• GetUnicastIpAddressTable
• InitializeUnicastIpAddressEntry
• IpReleaseAddress
• IpRenewAddress
• NotifyStableUnicastIpAddressTable
• SetUnicastIpAddressEntry

IP Address String Conversion

• RtlIpv4AddressToString
• RtlIpv4AddressToStringEx
• RtlIpv4StringToAddress
• RtlIpv4StringToAddressEx
• RtlIpv6AddressToString
• RtlIpv6AddressToStringEx
• RtlIpv6StringToAddress
• RtlIpv6StringToAddressEx

IP Neighbor Address Management

• CreateIpNetEntry2
• DeleteIpNetEntry2
• FlushIpNetTable2
• GetIpNetEntry2
• GetIpNetTable2
• ResolveIpNetEntry2
• ResolveNeighbor
• SetIpNetEntry2

IP Path Management

• FlushIpPathTable
• GetIpPathEntry
• GetIpPathTable

IP Route Management

• CreateIpForwardEntry
• CreateIpForwardEntry2
• DeleteIpForwardEntry
• DeleteIpForwardEntry2
• EnableRouter
• GetBestInterface
• GetBestInterfaceEx
• GetBestRoute
• GetBestRoute2
• GetIpForwardEntry2
• GetIpForwardTable
• GetIpForwardTable2
• GetRTTAndHopCount
• InitializeIpForwardEntry
• SetIpForwardEntry
• SetIpForwardEntry2
• SetIpStatistics
• SetIpStatisticsEx
• UnenableRouter

IP Table Memory Management

• FreeMibTable

IP Utility

• ConvertIpv4MaskToLength
• ConvertLengthToIpv4Mask
• CreateSortedAddressPairs
• ParseNetworkString

Network Configuration

• GetNetworkParams

Notification

• CancelMibChangeNotify2
• NotifyAddrChange
• NotifyIpInterfaceChange
• NotifyRouteChange
• NotifyRouteChange2
• NotifyUnicastIpAddressChange

Persistent Port Reservarion

• CreatePersistentTcpPortReservation
• CreatePersistentUdpPortReservation
• DeletePersistentTcpPortReservation
• DeletePersistentUdpPortReservation
• LookupPersistentTcpPortReservation
• LookupPersistentUdpPortReservation

Security Health

• CancelSecurityHealthChangeNotify
• NotifySecurityHealthChange