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The GetFriendlyIfIndex function takes an interface index and returns a backward-compatible interface index, that is, an index that uses only the lower 24 bits.
Syntax
IPHLPAPI_DLL_LINKAGE DWORD GetFriendlyIfIndex(
[in] DWORD IfIndex
);
Parameters
[in] IfIndex
The interface index from which the backward-compatible or "friendly" interface index is derived.
Return value
A backward-compatible interface index that uses only the lower 24 bits.
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client | Windows 2000 Professional [desktop apps only] |
| Minimum supported server | Windows 2000 Server [desktop apps only] |
| Target Platform | Windows |
| Header | iphlpapi.h |
| Library | Iphlpapi.lib |
| DLL | Iphlpapi.dll |