GETSERVBYNAME
Get port number associated with an Internet service and protocol
SYNTAX
getservbyname ( string $service , string $protocol ) : int
PARAMETERS
service
The Internet service name, as a string.
protocol
protocol is either "tcp" or "udp" (in lowercase).
RETURN
Returns the port number, or FALSE if service or protocol is not found.
EXAMPLES
SERVICE PROTOCOL
80
1
finger: 79
ftp: 21
gopher: 70
http: 80
imap: 143
nicname: 43
pop3: 110
smtp: 25
ssh: 22
telnet: 23
www: 80