/etc/services – the Services Files The port numbers on which certain “standard” services are offered are defined in the Assigned Numbers RFC. To enable server and client programs to convert service names to these numbers, at least part of the list is kept on each host; it is stored in a file called/etc/services . An Full Article…
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services
services – Internet network services list cat /etc/services services is a plain ASCII file providing a mapping between friendly textual names for internet services, and their underlying assigned port numbers and protocol types. Every networking program should look into this file to get the port number (and protocol) for its service. A sample services file might Full Article…