Squid is a FOSS package licensed under the GNU GPL and is primarily used as a web proxy server and cache.

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squid3 - modify response header

I have a squid3 and what I need is that if the domain does not exist send HTTP response 504 instead of 503 Here is the example of 503 error, but I need it to be 504. HTTP/1.1 503 Service Unavailable ...
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6 views

squid/proxycap configuration to bypass squid proxy parent digest authentication

Hi my network proxy pass from plain text authentication to digest authentication and i want to hace a local caching proxy on my computer to reduce the amount of internet access. but with the digest ...
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9 views

Squid proxy unable to use LDAP/S on CentOS 6

I've configured Squid proxy to authenticate against Active Directory. With plain LDAP, everything works as expected. However, when I try to use LDAP/S, I get these error messages: p11-kit: couldn't ...
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27 views

transparent squid 3.5 + pf on freebsd 10.1

I'm having trouble with pf rule redirect http traffic to squid version 3.5.4 on FreeBSD 10.1. I set up squid like a transparent proxy, now I have pf and I want redirect every http connect to squid but ...
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1answer
28 views

How do I use Squid to redirect an incomig request to another host?

I'm trying to integrate an internal GitLab installation with a Slack incoming webhook but I have a problem, the machine where GitLab can only access other machines in the same network. I have VM which ...
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11 views

transparent option for http_port causes error in Squid3

When we have http_port 3128 in squid.conf, the Squid proxy works OK but is not transparent. However changing it to http_port 3128 intercept causes an error Access control configuration prevents your ...
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2answers
27 views

Squid3 'The proxy server is refusing connections'

Whenever I try to connect to my Squid3 Proxy server, I get the 'Proxy server is refusing connections' error. Here's my config: #Recommended minimum configuration: acl manager proto cache_object ...
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32 views

DNS Based Load balancing on squid - odd issues

I'm attempting to do round-robin DNS based load balancing for two squid boxes running as simple HTTP(S) proxies. For testing I'm using AWS Route 53. To simulate round-robin I created two records ...
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1answer
20 views

Unable to stop Squid3

When trying to stop squid3 that is running off a docker image jpetazzo/squid-in-a-can, I am unable to stop squid! root@myserver:/# service squid3 stop [FAIL] Stopping Squid HTTP Proxy 3.x: ...
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31 views

configure a good squid video cache proxy [closed]

I have squid proxy.I want setup a good video cache proxy for a website. The squid proxy used for mediator, and reduce the bandwidth of my movie storage server mywebsite ip: 192.168.1.10 ...
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6 views

Stop proxy authentication from modern browser allow from command line

I have squid Version 3.1.10 installed and configured authentication with the auth mechanism ncsa_auth. Is it possible to not allow a modern browser to auth should a user try and access the internet ...
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8 views

Office 2013 and squid whith NTLM authenticate doesn't work

I have a Squid 2.7STABLE9 on a Debian and everything works except the office 2013 pack : Word, Excel, Outlook ... For all, I made a rule on Squid conf as it explaine here and it look like it doesn't ...
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44 views

squid 3.5.3 with ssl bump

I have configured squid as transparent proxy with ssl bump configuration and using store id to cache youtube Squid 3.5.3 Ubuntu 14.04 Issue is my http sites are working but I cant see https website ...
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1answer
27 views

Squid server issues after upgrade (Ubuntu 14)

We have upgraded a squid proxy server from a previous version of Ubuntu (Can't recall what it was sorry) to version 14.04.2. Now it appears Squid will not start / VM's can not reach internet through ...
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8 views

How to log only certain result/status codes with Squid?

By default Squid logs all access information including 'successes' and 'failures'. I'm interested in logging only 'failures'. In other words, I want to do something like log only Squid DENIED result ...
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1answer
46 views

NAT routing based on DNS name (reverse TCP proxy?)

Introduction I have one router, running pfSense (can be anything since it's a virtual machine on VMware, so if the solution requires anything else, that's fine by me) and behind it I have multiple ...
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20 views

How to reuse same digest authentication credentials with multiple acls?

I want to apply different access policies to different groups/acls using Squid, which is what I've done. Now I want to set up digest authentication, but I want to use the same digest credentials for ...
2
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1answer
45 views

How to establish new connection through proxy using Squid in Python script? [closed]

I am new to networking and proxy. For a project I need to give a proxy connection. I already have a connection and I want change the connection behavior of the process to connect through that proxy. ...
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1answer
27 views

Netfilter : invalid state for proxy through VPN

I have an OpenVPN between my box A, and the remote server B (both Debian jessie). On server B, I also run Squid3. I then configure my A-browser to use the remote proxy with the VPN address of the ...
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53 views

Squid blocks automatic updates - antivirus and java

I have Squid3 configured as a transparent proxy on a linux server. I am trying to allow automatic updates of windows (currently disabled), java and antivirus programs to pass through. The automatic ...
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14 views

zph obsolete in squid3

I am trying to set up a squid3 server with a Mikrotik router. I want to enable the cache hit but the zph_mode, zph_option and other settings are obsolete. Following the release notes I noticed that ...
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28 views

HTTP Sites are working but HTTPS site are not working on clint [closed]

HTTP Sites are working but HTTPS site are not working on clint computer using internet thru proxt server. Following is by Squid proxy file. Please help how can HTTPS site will work. # Recommended ...
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15 views

url_rewrite_program in squid doesn't work

I configured the squid so it redirects to yahoo.com when it requests for google.com. However, this line of configuration is just ignored and is not working. Any suggestion? squid.conf ...
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16 views

configure squid to support content filtering feature

Is there a way for squid to add/replace any string in the web response like below <body> =>>> <body>this is an added text by squid
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29 views

configure NGINX to work with squid

I have squid running on one server(192.168.29.246) with sslbump enabled. I configured nginx(192.168.29.245) in the other server and i want it to work in front of squid. However, only the ...
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13 views

squid setup with sslbump not working

I configured squid for both http and https traffic. The http traffic works fine. However, the https traffic doesn't work and i already get "err_empty_response" when accessing https websites. Any idea? ...
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12 views

DNS and transparent intercepting squid [migrated]

I am building a transparent intercepting squid proxy in my home network. My network is 10.10.10.0/24 with a soho adsl router that is the DHCP server with a extra static route network addr 0.0.0.0 ...
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10 views

Squid do not log proxy error

How to configure squid to not log errors? I tried: acl respError rep_header X-Squid-Error .+ log_access deny respError But I got this warning: ACL::checklistMatches WARNING: 'respError' ACL is ...
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9 views

Squid log auth method

Is there any way to log the authentication method of a client request to squid proxy? I have 3 methods: - negotate (kerberos) - ntlm - basic But in squid proxy logs (access log) I can not see this ...
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1answer
45 views

Squid3 blocking all sites except restricted sites

I have a configuration file and in the lines where I have my allowed and restricted sites, I have the following: acl AllowedSites dstdomain "/home/john/squid3_sites/allowed-sites.squid" acl ...
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1answer
52 views

bind squid and apache for pac file

EDIT It was some interne rules on FW, sorry for the inconvenience and thanks for your advices I have a server with Squid (2.7.STABLE9) on a Debian (Wheezy 7.1) and I add an Apache2 (2.2.22) for ...
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1answer
36 views

How to set up iptables on a gateway that also hosts Squid proxy?

I have a computer that serves as: a) a gateway between a wireless network (WLAN0) and a LAN (ETH0) connected to internet b) a Squid3 proxy server that does only web filtering (no caching) I have ...
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16 views

Microsoft Outlook MAPI Decoding

I want to capture Microsoft Outlook Desktop 2013 network traffic with a proxy (Squid). I do see the traffic, but the request and response bodies are not human readable, though I can read the request ...
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85 views

Setting up SQUID 3.5 with SSL Support

I’m setting up a SQUID 3.5 server with SSL support and managed to successfully configured HTTP with SQUID proxy. However, my HTTPS connection is not working. SSL configuration was carried out using ...
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37 views

Squid Proxy 3.1: Squid generated FTP directory listing in browser results in corrupted txt files

Environment: We use squid proxy 3.1.12 on SLES 11 (its the latest suse supported squid release). Problem: When a ftp page is loaded via a web browser, e.g. with the URL ...
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1answer
124 views

Centos Squid Proxy Server for Windows Updates

I'm running Centos 7 as my OS and have installed squid to cache windows updates for my company. Going through the log file, it shows that everything is tcp_miss, including when it's accessing the ...
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1answer
66 views

glype proxy script with squid optimising web Delivery

I'm trying to utilize squid : Optimising Web Delivery with Glype® Proxy Script. include/init.php (Custom browser - set up defaults): if ( ! isset($_SESSION['custom_browser']) ) { ...
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2answers
83 views

Block https by mac address. Squid or iptables

I want to block web access (http and https) to certain mac addresses. I was able to do this for http using squid but it still lets https sites through. acl denylist arp "/etc/squid/mac-deny-list.lst ...
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1answer
118 views

Unable to get squid working on centos

I have set up squid on my centos vps server and I am trying to connect to it through my windows computer but I am getting following error for all the websites: Waiting for google.com The ...
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1answer
160 views

openbsd pf squid transparent proxy using a bridge

I want to use OpenBSD 5.7 as a filtering bridge in front of my router, and as part of that run a transparent proxy (squid 3.5.1) to manage web access. I have set up the openbsd machine as a bridge, ...
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107 views

Compiling Squid Proxy on OS X 10.10 Yosemite [closed]

I'm trying to compile Squid 3.5.4 (I also tried 3.5.2) on OS X 10.10 (Yosemite), and keep getting multiple failures during make that are all LDAP related: basic_ldap_auth.cc:758:9: error: ...
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515 views

Squid 3.5.4: ssl bump: error - Error negotiating SSL connection on FD 10: Success (0)

I am trying to install squid 3.5.4 (on docker, running debian 8) and run it in ssl-bump mode. Compilation: ./configure --prefix=/opt/squid --srcdir=. --disable-maintainer-mode \ ...
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2answers
62 views

How does squid understand the destination IP address in transparent mode

In transparent mode, following iptable rules are used to redirect traffic to squid. iptables -I PREROUTING -t nat -p tcp --dport 80 -j REDIRECT --to-ports 3128 As per my knowledge REDIRECT changes ...
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2answers
32 views

Cache HTTPS Static Assets

I will be managing a network for an African College with limited Internet access. To help reduce network traffic and increase browsing speed, I was hoping to setup a Squid like caching server. ...
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114 views

Protocol not available errors in squid3

I set up a transparent cache proxy on my Raspberry Pi with Squid3. Everything seems to be working fine and Squid is caching everything it's supposed to and working perfectly. The cache.log is filled ...
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55 views

Squid proxy with 2 NICs

I'm trying to make a squid proxy in ubuntu 14 and can't make it to work. This is what I got so far: etc/network/interfaces iface eth0 inet static address 192.168.1.9 netmask 255.255.255.0 broadcast ...
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138 views

my squid proxy configuration always TCP_MISS

i have been trying for 2 days in my configuration but always same the result like this DIRECT/49.213.17.185 - 1429727403.426 22 114.125.72.213 TCP_MISS/404 228 HEAD http://dn.melon.co.id:8100/ - ...
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2answers
429 views

iptables block client ip internet access and keep LAN access

With the increase of appliances having network access and the potential for hacking, I want to block specific ip address from accessing the internet, but allow LAN access. For instance, I use a ...
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1answer
24 views

Squid upgrade stops authentication

Recently we installed a squid proxy server for a customer who was using an older server. New server is ubuntu 14.04.2 with squid 3.3.8. We used the same password file to authenticate users. The ...
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1answer
133 views

Squid cannot log to syslog

According to this documentation: http://www.squid-cache.org/Doc/config/access_log/ squid should be able to log to rsyslog with the following directives: access_log syslog:daemon.info squid cache_log ...