The IInetLogInformation::GetServerAddress method obtains the IP address of the server that is having its activity recorded by the logging module.
virtual LPSTR STDMETHODCALLTYPE GetServerAddress( IN PCHAR pszServerAddress, IN PDWORD pcbSize );
Logging modules should query for this method if a server instance has set the MD_EXTLOG_SERVER_IP flag of the MD_LOGEXT_FIELD_MASK metabase identifier.
LogExtFileServerIp, MD_LOGEXT_FIELD_MASK