When configuring a Web server, we often encounter the problem that, for some reason, the server can only have one public network IP, but may need to provide other machines or other webserver servers on the computer to visitors, but also do not want to use other ports, if under Linux, A common solution is to use Nginx as a front-end server and indirectly access ot
Description
Shadowsocks is a lightweight SOCKS5 agent software,
And Hadowsocks-libev is a SOCKS5 agent software based on Shadowsocks protocol,
Compared with the original, Hadowsocks-libev program is small, high concurrency, less resource occupancy, cross-platform, fully compatible Shadowsocks protocol.
Hadowsocks-libev consists of three modules:
Ss-server: Server-side
dial up the Internet; through "auto Hang up after XX idleseconds" Set Sygate to automatically cut off dial-up network connection idle time setting; quot; The Start SyGate service automantically "Determines whether SyGate is run as a service. Users can read Sygate's online help to get information about other settings, followed by the need to configure TCP/IP properties for this computer. The specific settings are as follows:
IP address =192.168.0.1 subnet mask =255.255.255.0 gateway = none; DNS
The server on the Web is called Web server, but there is a different division of labor.
Nginx is often used to do static content services and proxy servers (not you FQ that agent), directly to the external request forwarding to the subsequent application services (Tomcat,django), Tomcat more used to do an application container, let Java Web App running inside th
Testing with Curl proxy access, the server test is feasible, local but show blank, ask what is the situation, proxy IP is online search, available
function curl_string ($url, $user _agent, $proxy) { $ch = Curl_init (); curl_setopt ($ch, Curlopt_proxy, $proxy)
The rapid development of INTERNET since the beginning of 1990s has rapidly changed people's lives and work. More and more companies have connected their local networks to the INTERNET. Of course, there are various ways to access the Internet.
Generally, individual users can connect to the Internet by buying a modem over a telephone line. Because of the large number of computers and the large demand for communications, the company generally uses leased line access methods. However, leased lines
Build Squid Proxy Server
Prepare the environment:
Client: 192.168.118.4
Squid Proxy Server: 192.168.118.3 (intranet IP) 1.1.1.1 (Internet IP)
Web server: 1.1.1.2
Goal: the client accesses the Web server through the Squid
Whenever we mention the reverse proxy, we usually think of Nginx, but today we temporarily ignore the well-known Nginx, using Nodejs, also a single-threaded, event-loop server brother. In many scenarios, I have applied for a VPS host to host and run Web projects. I bought a small Win 03 VPS instance. In the process of use, there is a problem, that is, the server
NBSP;SQUID working mechanism and basic functions Large server site servers are mostly UNIX-type operating systems, it is necessary to understand that Unix.linux inherits all the characteristics of UNIX, so it is necessary to understand Linux. Squid is the most popular proxy server software under Linux, and supports the agent of Http,ftp,gopher,ssl,wais and other
In Java, the basic settings of the proxy server are completed by setting system properties. The proxy server is verified by setting the HTTP request header.The following is a simple example for your reference:
// Open an HTTP Connection Based on the URLHttpurlconnection con = (httpurlconnection) (new URL (URL). openco
This experiment is illustrated by examples, from the operating conditions, background, requirements, and specific requirements of several parts.1. Operating conditions:(1) A virtual machine with a Windows Server 2003 system installed with a proxy service program2. Background:In order to improve staff productivity, reduce the bad behavior such as online games during work, an enterprise network administratorI
Muduo network programming example 10: SOCKS4A proxy server
Chen Shuo (giantchen_at_gmail)
Blog.csdn.net/solstice t.sina.com.cn/giantchen
This is the tenth article in The muduo network programming example series.ArticleThis series is coming to an end.
Muduo full article list: http://blog.csdn.net/Solstice/category/779646.aspx
This article introduces how to use muduo to implement a simple SOCKS4A
the working mechanism and basic function of squidLarge server sites are mostly Unix-type operating systems, and it's important to understand that Unix.linux inherits all the features of Unix, so it's important to know about Linux. Squid is the most popular proxy server software under Linux, supporting the agent of Http,ftp,gopher,ssl,wais and other protocols;squi
Source: chinabyte
Network administrators often ask how to effectively manage employees' computer network access permissions, such as blocking the use of QQ, MSN and other chat tools, and prohibiting BT from downloading movies. However, for a general exchange network, it is impossible to implement the method mentioned above through a simple management tool. Just like water flow, it can only be effective if it is intercepted from the source. Blocking measures in the midstream and downstream will o
III. C # implement web proxy service programs
After the above introduction, I think you should have a basic understanding of the proxy service. Let's use an instance to learn more about how to use C # To implement the Web Proxy service. The functional order of the Web Proxy service is as follows:
(1) listen on the port
Apachedo reverse proxy serverThe Apache agent is divided into forward proxy and reverse proxy:1forward Proxy: The client cannot access the external Web directly, it needs to set up a proxy server in the network where the client re
1. A Brief introductionProxy Serveris an important server security feature that works primarily in the session layer of the Open Systems Interconnection (OSI) model, and thus acts as a firewall . The Proxy server is mostly used to connect Internet (Internet) and intranet ( LAN ). Main is the agent network users to obtain network information. The image says, it
First, what is TCP/IP MonitorTCP/IP monitor is a tool software that can monitor communication data that is transmitted over a TCP/IP protocol on a port. The TCP/IP Monitor tool, which is configured to present the data transmitted between the client and server side to the developer in a straightforward manner.Second, TCP/IP monitor working principleTCP/IP monitor resembles a proxy
AjaxIn Web application development, Ajax is the most common technique used to interact with the server side. Ajax is the use of JavaScript to create a HttpRequest, asynchronous way to get data from the server. Let's look at a simple example:Ext.onready (function() {Ext.define (' Person ', {extend:' Ext.data.Model ', fields: [' Name ', ' age '] }); varstore = ext.create (' Ext.data.Store ', {model:' Perso
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