Implementing a Web Proxy server in C #The Agent service program is a widely used network application program. There are many kinds of agent, according to the protocol can be divided into HTTP Proxy service program, FTP Proxy service program, and the server running the Agent
Sometimes our network can not be directly connected to the external network, you need to use HTTP or HTTPS or socket proxy to connect to the external network, here is the Java use Proxy to connect to the external network of some methods, I hope that your program useful.Method One: Use the System properties to complete the proxy settings, which is relatively simpl
Due to the lack of IP resources and the security of the Internet, the school room or internet cafes are almost all using Proxy Server software, the current popular proxy server software has Microsoft proxy servers, Wingate and Sygate, etc., but these agent software have a va
First, Caching Agent OverviewApplication layer of Agent service software, squid mainly provides cache acceleration, application layer filtering control function1, the agency's working mechanismFirst case: There is a cache in the Squid serverWhen a client requests a Web page through a proxy, the specified proxy server checks its own cache and, if there is already
But if the site has an average of more than 200 requests per second, then the problem is: This is already the best Web server, what should I do? The same scenario applies to the database. To solve this problem, we need to understand the principle of "load balancing".
How Web servers do load Balancing
The most important way to do load balancing for Web servers is DNS redirection and reverse proxy, and the
Introduction: A machine with a dedicated line access to the Internet as a firewall, in the intranet segment has a WWW server
(Redhat 6.1,apache 1.3.9) expects this machine to provide WWW server and Apache based
File services. For the external world to publicly access the WWW server, or the field branch to download the required files.
Advantages: The internal WWW
The role of TFS proxy is to provide a proxy for remote access to TFS, cache, and improve the efficiency of remote access.
Two days ago, we had to install TFs proxy for our team. We wanted to use it to access a TFs on the Internet and perform source control. The installation process is very simple. Under the proxy dir
(Stringutils.isnotblank (QueryValue)) {Locationurl+= "?" +QueryValue; } ioutils.write (Httputils.sendget (Locationurl, request), Response.getoutputstream ()); } Public voidInit (Filterconfig fconfig)throwsservletexception {} @SuppressWarnings ("Unused") PrivateString Solveurl (httpservletrequest request) {returnRequest.getrequesturi (). ReplaceAll (Request.getcontextpath (), ""); } Public Static voidMain (string[] args) {}}Ideas are as follows:1. First of all, so the request must g
First, command format
Please enter the following command in the Windows run input box:
360sd.exe/proxy/hip: Proxy Server IP address/hport: Proxy Server port number
For example, the proxy se
In the use of Thunder download network resources when appropriate to set the agent can improve download speed, that thunderbolt how to set up agents?
Open Thunderbolt, click the menu "Tools"-"Set Up Agent", click the "Add" button can add agents.
Agent Name: This is for the convenience of memory, casually enter a name.
Server: This is the IP address of the input proxy
A simple record of squid transparent proxy server configuration
Environment: VirtualBox + CentOS 6.0 + squid-3.1.4-1.el6.i686
0, check squid is installed by default, no installation of the first installation
The code is as follows:
[Root@slyar ~]# Rpm-qa Squid
squid-3.1.4-1.el6.i686
1, the virtual machine add dual network card, all set up bridge, configure Ip,eth0 as an extranet, eth1 as the intranet,
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
Router Some features are like a proxy server, will be connected to the router LAN port of all the machine can through it has a non-flocculation access to the Internet,wan port to connect to the modem to access the Internet, my machine is connected to one of the routers, Here according to my actual situation here to configure the proxy
This article describes how to install node and nginx for the Ubuntu Server 12.04 LTS 64-bit host on Tencent Cloud, and simply configure the reverse proxy.
The author in the entire installation process encountered a lot of trouble (not to repeat), if you want to pit less, you can follow the steps of this article to install the deployment.A. New Nodejs installation
Using NVM (Node version manager) is highly
Tags: proxy server firewall squid
1. Traditional proxy
Traditional proxies can hide IP addresses mostly for the Internet.
In Linux, squid is not installed by default. Therefore, you must install the support for the Perl Language Pack in red hat.
The Squid proxy server
Proxy Server This word is believed that many people have heard, but also believe that many people just heard, do not know how to use proxy server. Here, I will not use those who have read the confusion of the professional terminology to explain, only a brief introduction of how to use, so that we can more easily use th
different, please note)
Installation Interface
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Tray icon after startup
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A Chinese version of the use of the interface
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initial debugging is only three steps
Browser "Tools"-"Internet Options"-"Connections" (dial-up user select Settings, LAN users select "LAN")
Click "Use proxy Server", the address bar fills 127.0.0.1, the port fill
Apache server proxy and Cache
1. Proxy
Forward Proxy:
Reverse Proxy:
Mod_proxy module
A key module for implementing proxy and gateway in Apache.Load mod_proxy module: Loadmodule proxy_module modules/mod_proxy.so
Command:
Prox
1. Introduction:Nginx is a Web server that can proxy http, HTTPS, SMTP, IMPS, POP3 protocol connections, as well as a load balancer, and HTTP caching.2. Features:
Nginx is a performance-oriented design of the HTTP server, compared to Apache, lighttpd, with less memory, high stability and other advantages.
Nginx does not adopt the design model of each
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