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CHAPTER 27 World Wide Web

27.2 URLs

Uniform Resource Locators, URLs, reference where a resource can be found in the form:


where the items in brackets are optional. Some of the more common service_schemes are:

The service_scheme could, optionally, include a user name and password, if required for the service.

The machine_name may be followed by a decimal port_number, separated from the machine_name by a colon, if something other than the default port number, 80, is used by the service.

The remainder of the address is the path, with subdirectories separated by "/" and ending with the desired file name or program. The latter may optionally be followed by a "?" and a keyword that can be used as an argument to the program. The specs for URLs can be found on:


Unix System Administration - 8 AUG 1996
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