php ref network

Function

Description

checkdnsrr()

Checks DNS records for type corresponding to

host

closelog()

Closes the connection of system logger

define_syslog_variables()

Deprecated and removed in PHP 5.4.

Initializes the variables used in syslog functions

dns_check_record()

Alias of checkdnsrr()

dns_get_mx()

Alias of getmxrr()

dns_get_record()

Gets the DNS resource records associated with the specified hostname

fsockopen()

Opens an Internet or Unix domain socket connection

gethostbyaddr()

Returns the domain name for a given IP address

gethostbyname()

Returns the IPv4 address for a given domain/host name

gethostbynamel()

Returns a list of IPv4 address for a given domain/host name

gethostname()

Returns the host name

getmxrr()

Returns the MX records for the specified internet host name

getprotobyname()

Returns the protocol number for a given protocol name

getprotobynumber()     

Returns the protocol name for a given protocol number

getservbyname()

Returns the port number for a given Internet service and protocol

getservbyport()

Returns the Internet service for a given port and protocol

header_register_callback()

Calls a header function

header_remove()

Removes an HTTP header previously set with the

header() function

header()

Sends a raw HTTP header to a client

headers_list()

Returns a list of response headers to be sent to the browser

headers_sent()

Checks if/where headers have been sent

http_response_code()

Sets or returns the HTTP response status code

inet_ntop()

Converts a 32bit IPv4 or 128bit IPv6 address into a readable format

inet_pton()

Converts a readable IP address into a packed 32bit IPv4 or 128bit IPv6

format

ip2long()

Converts an IPv4 address into a long integer

long2ip()

Converts a long integer address into a string in IPv4 format

openlog()

Opens the connection of system logger

pfsockopen()

Opens a persistent Internet or Unix domain socket connection

setcookie()

Defines a cookie to be sent along with the rest of the HTTP headers

setrawcookie()

Defines a cookie (without URL encoding) to be sent along with the rest of the HTTP headers

socket_get_status()

Alias of stream_get_meta_data()

socket_set_blocking()

Alias of stream_set_blocking()

socket_set_timeout()

Alias of stream_set_timeout()

syslog()

Generates a system log message