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# getservbyport

(PHP 4 >= 4.0.0)

getservbyport -- Get Internet service which corresponds to port and protocol

## Description

``string getservbyport` (int port, string protocol)`

getservbyport() returns the Internet service associated with `port` for the specified `protocol` as per /etc/services. `protocol` is either `TCP` or `UDP`.

See also: getservbyname().

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