This identifier contains flags that are used to indicate to Microsoft® Windows NT® what types of information are written to the log file during logging events.
| Data type | DWORD |
| Default inheritance | Inheritable |
| User type | IIS_MD_UT_SERVER |
MD_EXTLOG_TIME |
MD_EXTLOG_METHOD |
MD_EXTLOG_URI_STEM |
MD_EXTLOG_HTTP_STATUS
| Constant | Value | Description |
| MD_EXTLOG_DATE | 0x00000001 | Log date |
| MD_EXTLOG_TIME | 0x00000002 | Log time |
| MD_EXTLOG_CLIENT_IP | 0x00000004 | Log client IP address |
| MD_EXTLOG_USERNAME | 0x00000008 | Log user name |
| MD_EXTLOG_SITE_NAME | 0x00000010 | Log site name |
| MD_EXTLOG_COMPUTER_NAME | 0x00000020 | Log computer name |
| MD_EXTLOG_SERVER_IP | 0x00000040 | Log server's own IP address |
| MD_EXTLOG_METHOD | 0x00000080 | Log protocol method |
| MD_EXTLOG_URI_STEM | 0x00000100 | Log URI stem |
| MD_EXTLOG_URI_QUERY | 0x00000200 | Log URI query |
| MD_EXTLOG_HTTP_STATUS | 0x00000400 | Log HTTP status |
| MD_EXTLOG_WIN32_STATUS | 0x00000800 | Log WIN32 status |
| MD_EXTLOG_BYTES_SENT | 0x00001000 | Log total bytes sent |
| MD_EXTLOG_BYTES_RECV | 0x00002000 | Log total bytes received |
| MD_EXTLOG_TIME_TAKEN | 0x00004000 | Log total time elapsed |
| MD_EXTLOG_SERVER_PORT | 0x00008000 | Log server port |
| MD_EXTLOG_USER_AGENT | 0x00010000 | Log user agent |
| MD_EXTLOG_COOKIE | 0x00020000 | Log cookie |
| MD_EXTLOG_REFERER | 0x00040000 | Log referrer |
| MD_EXTLOG_PROTOCOL_VERSION | 0x00080000 | Log client server protocol version |
This identifier is available at the following metabase keys:
| Metabase Path | Key Type |
| /LM/MSFTPSVC | IIsFtpService |
| /LM/MSFTPSVC/n | IIsFtpServer |
| /LM/W3SVC | IIsWebService |
| /LM/W3SVC/n | IIsWebServer |