Filter
Top Products
12:45:52 GET /sports/football.html
12:57:34 GET /sports/football.html
Fields
The Fields directive lists a sequence of field identifiers that specify the information
recorded in each entry. Field identifiers may have one of the following forms:
w identifier: Relates to the transaction as a whole.
w prefix-identifier: Relates to information transfer between parties defined by the
value prefix.
w prefix (header): Specifies the value of the HTTP header field header for transfer
between parties defined by the value prefix. Fields specified in this manner always
have the type <string>.
The following table describes defined prefixes.
Table 4-7. Prefix Descriptions
Prefix Specifies
c Client
s Server
r Remote
cs Client to server
sc Server to client
sr Server to remote server (prefix used by
proxies)
rs Remote server to server (prefix used by
proxies)
x Application-specific identifier
Examples
The following examples are defined identifiers that use prefixes:
cs-method: The method in the request sent by the client to the server.
sc(Referer): The Referer field in the reply.
c-ip: The IP address of the client.
Identifiers
The following table describes the W3C Extended log format identifiers that do not
require a prefix.
Chapter 4 Web Server Logging
112