Php function to obtain the online ip address and client ip address
/**
* Obtain the client ip address
* @ Return [string] [description]
*/
Function getclientip (){
$
For programs that restrict IP voting, you cannot use the PHP code searched on the Internet to obtain the client IP address. if you want to repost the code to receive a voting activity, you need to restrict the IP address, each IP
"How to view the QQ friend's IP address information"
1. First, we right-click the blank area of the taskbar below the computer and find the Task Manager open in the Drop-down menu.
2, go to the Task Manager interface, find the performance options in the top menu bar, and then find the Resource Monitor open in the lower right corner of the performance dialog box.
3, into the Resource Monitor main inte
Linux System Dynamics IP acquisition and Static of addresses IP configuration of the addressToday in Linux The system has done the following experiments in this experiment encountered in the knowledge points and the experimental process is as follows#- 1 . Broadcast protocol options [Bcast] broadcast specify IP
Today came into contact with a new task to modify the Linux IP address. Using the wave of the server, operating system for CentOS7.
(a) In order to enable the IP address to be permanently effective. First enter the edit vi/etc/sysconfig/network-scripts/ifcfg-enp4s0f0 file.
(ii) A description of the following document:
Common linux practicesIptables reference rules The code is as follows:Copy code Iptables-I INPUT-p tcp-dport 80-m-mac-soruce $ MAC-j DROPIptables-I INPUT-p tcp-dport 80-s $ IP-j DROP IP address-based Method 1,First, create the following configuration file and place it under the nginx conf directory, and name it blocksip. conf:Add the following code: The cod
This article introduces two functions one is to verify the IP address, the other is to obtain the user's real IP address of the function, is also commonly used two IP operation function, the need for students can refer to.
1. Get the user's real
Tags: link knowledge map location Working principle NIC local answer conflict soYes, from the first computer network class on March 6, I still have my own doubts about the knowledge points in this book for the first time today. Well, it seems like a good idea to read a book before, um, well, maybe a few more chapters will tell you what it's talking about.But today has been self-taught to the network layer, this chapter mainly introduces the IP
Php displays the server IP address, port, and client IP address. 01? Php02echo current page server ip address:; 03 echo $ _ SERVER [SERVER_ADDR]; 04 echobr; 05echo current client IP
Label:The main function of the realization is that Oracle Log on successfully logged in user IP address, Logon failure log logon failed IP Address1, you need to set up a trigger to record the logon success of the client user'sIPAddressWe all know that the name of the client machine is recorded in the v$session, but there is no
One, network IP address (XP system for example)
1, "Start"-> "Run" in the input cmd command (Related tutorials: Windows system access to the CMD command-line window method)
2, and then at the Command Prompt window, if we enter Ping 192.168.1.1, the following image appears (192.168.1.1 is the local IP address)
3,
How to Write custom IP address algorithms and custom IP address Algorithms
Through the IP address, you can see the algorithm rule, write it as a custom IP
RedHat static IP Address Configuration, redhat static IP Address
RedHat static IP Address ConfigurationModify the following three files in sequence:/etc/sysconfig/network-scripts/ifcfg-eth0/etc/resolv. conf
1./etc/sysconfig/networ
1. Disable the specified IP address to prevent website attacks and perform the following operations:
Copy codeThe Code is as follows: Dim IP, IPString, VisitIP
'Set IP addresses separated by' |'
IPString = "| 192.168.0.42 | 192.168.0.43 |"
'Get IP
Someone asked me on the internet how to disable ip access in php. through tests, I found that the following code is good and the principle is relatively simple.
// Add IP address access restrictions
If (getenv ('http _ CLIENT_IP ') strcasecmp (getenv ('http _ CLIENT_IP'), 'Unknown ')){
$ Userip = getenv ('http _ CLIENT_IP ');
} Elseif (getenv ('http _ X_FORWARD
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