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getservbyname
Get port number associated with an Internet service and protocol
(PHP 4, PHP 5)
int getservbyname ( string service, string protocol )
getservbyname() returns the Internet port
which corresponds to service for the
specified protocol as per
/etc/services.
Parameters
- service
The Internet service name, as a string.
- protocol
protocol is either
"tcp"or"udp"(in lowercase).
Examples
Example 1599. getservbyname() example
<?php
$services = array('http', 'ftp', 'ssh', 'telnet', 'imap',
'smtp', 'nicname', 'gopher', 'finger', 'pop3', 'www');
foreach ($services as $service) {
$port = getservbyname($service, 'tcp');
echo $service . ": " . $port . "<br />\n";
}
?>
See Also
| getservbyport() |
| » http://www.iana.org/assignments/port-numbers for a complete list of port numbers. |