Background:Company IDC Room has a server A, only intranet environment: 192.168.1.150Now you need to make this server accessible, with normal access to HTTP and HTTPS requests (that is, 80 ports and 443 ports)Ideas:In the IDC room, find two other server B (58.68.250.8/192.168.1.8) and Server C (58.68.250.5/192.168.1.5) with a public network environment, and the two servers and the intranet environment Server A can ping each other.whichDeploy Squid's HT
allow allNote: If there is a problem with the file path, please whereis find it yourselfStart squidCd/usr/local/squid. /sbin/squid-z./sbin/squid Reload. /sbin/squid Restart You can use Ps-ef after start | grep 443来 to see if the 443 encryption proxy port is enabled, if it is not enabled, the
Release date:Updated on:
Affected Systems:Squid 3.xDescription:--------------------------------------------------------------------------------Bugtraq id: 66112CVE (CAN) ID: CVE-2014-0128
Squid is an efficient Web Cache and proxy program.
An error exists in the status management implementation of SSL-Bump in versions earlier than Squid 3.3.12 and 3.4.4, which can be maliciously exploited to cause asserti
This is actually the same as configuring the HTTP proxy, I did not use the support of the Squid version of SSL, so repeatedly toss does not work!
First have to check if you are using the Squid version is to support SSL, mainly to see if the Squid\sbin\ssleay32.dll file exists, if there is no this file that will have to switch to support the
Squid-usage in Linux
From: http://www.topcmm.com/(17:04:00)
As the most popular operating system, Linux has become increasingly popular. Although Linux software is not rich yet,It is too early to replace windows as an ordinary PC operating system. However, in the server field, Linux is always stable and operable.And has excellent software support. Squid is one of them. Linux and
, create a system account, such as squidapp, and grant D: \ squid to the user group.5. File changesC: \ squid \ etc is the storage of squid configuration information. To ensure security, back up the configuration file before you modify it, and then copy squid. conf. change default to
sent to the client.
Although the data cache requested from the proxy is not in the first access, the proxy will first save the data in the cache after capturing the data, which slows down the access speed, however, when the second and later visitors need this information, the proxy does not want to remotely request the server and directly sends the information in the cache to the later requestor, this reduces the traffic to connect to the remote server. In addition, because the proxy is local,
of which are Web proxies. A proxy server can process complex communication transactions between the client and the server. In addition, it provides anonymous information on the Network (LCTT: indicates that the IP address and browser information of the browser are hidden), which means that your identity and browsing traces are safe. The proxy can configure which websites customers can see and which websites are blocked.2. What is Squid?
A:
example:
Squid-K debug; sleep 5; squid-K debug // obtain the debugging log information for 5 seconds
5. Common configuration commands of squid. conf
= Network parameter configuration =
Http_port: the port number of the HTTP request listening client by squid. The default value is 3128;
Https_port: the port number that
/squid/access. log
This behavior is the log storage path of the squid service. If it is enabled, all access records of the client will be recorded here. You can view the access status of the client by viewing log records.
After all the configurations are complete, save and exit.
Configure access configuration
The squid server provides powerful access control func
server.
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Realization principle of SQUID reverse proxy
At present, there are many reverse agent software, more famous have Nginx and Squid. Nginx is a high-performance HTTP and reverse proxy server and a IMAP/POP3/SMTP proxy server developed by Ig
. government, which aims to solve the problem of network bandwidth shortage, support HTTP,HTTPS,FTP and other protocols, is now used on Unix systems, the most versatile and the most complete set of software. The following will focus on the implementation of SQUID reverse proxy and improve the performance of the Web site application.
Squid The reverse proxy server
Linux Proxy Server-squid positive proxy experiment, squid positive
1. Introduction to the proxy server squid
Squid cache (Squid for short) is a popular free software (GNU General Public License) proxy server and Web cache Server. Squid
Reverse proxy load balancing and static and dynamic page separation
http://blog.chinaunix.net/u1/41660/showart_1656853.html Six things first-time Squid Administrators Should Know
Http://www.onlamp.com/pub/a/onlamp/2004/02/12/squid.html
Squid-2.6 cluster (sibling mode) Web reverse proxy acceleration implementation
http://bbs.chinaunix.net/viewthread.php?tid=877748
Using
Squid optimization full manual (1)
Summary
This article focuses on optimizing squid performance without changing hardware conditions (12:31:57)
By ideal
I. Overview
Squid is an excellent open source proxy server software that can run on multiple system platforms. However, it has obvious disadvantages compared with other commercial products, that is, its
Proxy server is the function of network users to obtain network information, it is a transit point for network information. With the widespread use of proxy servers, a series of security issues followed. Because there is no comprehensive and meticulous configuration of the access control policy of proxy server, the user can access many pornographic and reactionary illegal sites through proxy server at will, and these behaviors are often difficult to trace, which brings great inconvenience to the
Use squid to prohibit access/only allow access to the specified URL, squid is prohibited
Install squid
Yum install squid-y
Back up squid. conf
Cp squid. conf squid. conf-list
Vi
Linux under Configuration Squid1. What is squidSquid cache (squid) is a popular free software (GNU General Public License) proxy server and Web cache server. Squid has a wide range of uses, from caching related requests as Web server cache servers to increasing the speed of Web servers, to sharing network resources for a group of people and caching the World Wide Web, domain name systems and other network s
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