getservbyport

(PHP 4, PHP 5, PHP 7)

getservbyport — Get Internet service which corresponds to port and protocol

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getservbyport ( int $port , string $protocol ) : string

getservbyport() returns the Internet service associated with port for the specified protocol as per /etc/services.

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port

The port number.

protocol

protocol is either "tcp" or "udp" (in lowercase).

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Returns the Internet service name as a string.

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