Ok, I've been working in the IT field for about 3 years now and I never fully understood the concept of ip ports. I just started a new job that uses Solaris and today it kinda clicked in my head and I want to know if I'm right or wrong.
Does each ip address have multiple ports. because we... (4 Replies)
Hello UNIX people...
This is my first foray into the UNIX world so go easy on me...
I have a client who has hired me to do some work on his windows stuff, BUT it just so happens his UNIX server started giving him problems...
He is running SCO Open Server 5.0.6
The TTY ports won't... (5 Replies)
Hello,
I would like to write a script that use the display as an input.
In the display there is a list of file. I want to use it as an array and this would be the input in my script. Does somebody know how do I make it? (2 Replies)
When the netstat -an command is run on current unix machine, it seems that there's an excessive amount of ports established (roughly 600). How can I tell what each of these ports are being used for? (1 Reply)
Hi,
I'm in need of a script that can monitor a list of 12 ports.. If one of the ports isn't in listening mode then email me..
The list of ports are 26401 - 26412.. (6 Replies)
Hi, I am experiencing troubles with dual monitors in fedora 16. During boot time both monitors are working, but when system starts one monitor automatically shut down. It happend out of the blue. Some time before when I updated system this happend but then I booted older kernel release and... (0 Replies)
I have several Redhat servers and workstations that I need to be able to monitor for any changes and be notified of any changes to the OS. The features I need to specifically monitor are:
ports - opening of new ports that are not already in a whitelist
services - any starting or attempts to start... (1 Reply)
Sorry if this is the wrong forum
Searching for Saas Monitor service which monitor my servers which are sitting in different providers .
This monitor tool will take as less CPU as possible , and will send info about the server to main Dashboard.
The info I need is CPU / RAM / my servers status (... (1 Reply)
Discussion started by: umen
1 Replies
LEARN ABOUT PHP
socket_sendto
SOCKET_SENDTO(3) 1 SOCKET_SENDTO(3)socket_sendto - Sends a message to a socket, whether it is connected or notSYNOPSIS
int socket_sendto (resource $socket, string $buf, int $len, int $flags, string $addr, [int $port])
DESCRIPTION
The function socket_sendto(3) sends $len bytes from $buf through the socket $socket to the $port at the address $addr.
PARAMETERS
o $socket
- A valid socket resource created using socket_create(3).
o $buf
- The sent data will be taken from buffer $buf.
o $len
-$len bytes from $buf will be sent.
o $flags
- The value of $flags can be any combination of the following flags, joined with the binary OR ( |) operator.
Possible values for $flags
+--------------+---------------------------------------------------+
| | |
| MSG_OOB | |
| | |
| | Send OOB (out-of-band) data. |
| | |
| | |
| MSG_EOR | |
| | |
| | Indicate a record mark. The sent data completes |
| | the record. |
| | |
| | |
| MSG_EOF | |
| | |
| | Close the sender side of the socket and include |
| | an appropriate notification of this at the end of |
| | the sent data. The sent data completes the trans- |
| | action. |
| | |
| | |
|MSG_DONTROUTE | |
| | |
| | Bypass routing, use direct interface. |
| | |
+--------------+---------------------------------------------------+
o $addr
- IP address of the remote host.
o $port
-$port is the remote port number at which the data will be sent.
RETURN VALUES socket_sendto(3) returns the number of bytes sent to the remote host, or FALSE if an error occurred.
EXAMPLES
Example #1
socket_sendto(3) Example
<?php
$sock = socket_create(AF_INET, SOCK_DGRAM, SOL_UDP);
$msg = "Ping !";
$len = strlen($msg);
socket_sendto($sock, $msg, $len, 0, '127.0.0.1', 1223);
socket_close($sock);
?>
SEE ALSO socket_send(3).
PHP Documentation Group SOCKET_SENDTO(3)