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Questions tagged [transparent-proxy]

210 questions
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Squid to cache youtube and windows update content

I Have a squid server (transparent) and I want to cahce youtube videos and windows updates. I know that someone has posted a similar question and I have looked at this post but I am configuring this with webmin and would like to know how to set it…
JohnyV
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Squid SSL transparent proxy - SSL_connect:error in SSLv2/v3 read server hello A

I am trying to setup a SSL proxy for one of my internal servers to visit https://www.googleapis.com using Squid, to make my Rails application on that server to reach googleapis.com via the proxy. I am new to this, so my approach is to setup a SSL…
larryzhao
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Enterprise IPv6 Migration - End of proxypac ? Start of Point-to-Point ? +10K users

Let's start with a diagram : We can see a "typical" IPv4 company network with : An Internet acces through a proxy An "Others companys" access through an dedicated proxy A direct access to local resources All computers have a proxy.pac file that…
Yohann
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How can I throttle the rate of messages with a transparent proxy server?

I am trying to run a client software that connects to a socket server and downloads data. My problem is that the socket server has a max rate of messages per second, and it disconnects a client if the rate is exceeded. But the client doesn't have…
Eduardo Sahione
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Transparent Proxy squid TCP_MISS/503 Error in all pages

I m trying to make a squid proxy server with to work as a transparent proxy server, and i m facing some issues that i m unable to figure out the reasons. The setup i m using is several VLAN's with specifics "roles" if you say (example: 1 vlan for…
criostage
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Transparent proxy cache on BGP multihome

Provider A have transparent caching with squid . In the situation which a client has multihome BGP with provider A and provider B then client does not send its outgoing traffic (upload) to provider A but its incoming traffic (download) comes…
Omid Kosari
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Linux IPv6 Transparent Proxy (but Linux doesn't support NAT on IPv6!?)

On Linux I can make a transparent proxy simply by adding a iptables -j REDIRECT command. To my surprise, I am needing to support IPv6. Simple enough right? iptables6 -j REDIRECT command not supported!? Apparently, Linux threw out NAT (and…
unixman83
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Transparent Tor Proxy with pfSense

I'm trying to set up a transparent Tor proxy in Virtualbox using pfSense. In the end I want all traffic to be passed through Tor, whenever I connect a VM to the same internal network as the proxy. I set up a new VM for the pfSense router with 1 WAN…
npkllr
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Automatic Proxy Discovery wpad.example.com doesn't work

I'm trying to setup an automatic method for discovery my Squid proxy on the local network, by setting the browsers with "Automatic detection". The proxy is fine and works if I specify the IP:Port manually in the client browsers, also the wpad script…
elmonkeylp
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TPROXY Not working with HAProxy, Ubuntu 14.04

I'm trying to use HAProxy as a fully transparent proxy using TPROXY in Ubuntu 14.04. HAProxy will be setup on the first server with eth0 111.111.250.250 and eth1 10.111.128.134. The single balanced server has eth1 and eth0 as well. eth0 is the…
Nyxynyx
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How to check if Ubuntu 14.04 Kernel has TPROXY

I'm using Digital Ocean's Ubuntu 14.04 image and needs the kernel to be compiled for TPROXY. Is there a way to check whether the current kernel supports TPROXY?
Nyxynyx
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Selective use of transparent proxy on per-connection basis

TL;DR - I'm planning on using an application-level firewall to forward only requests for HTML content to a transparent proxy. So the initial GET request for google.com (for example) that returns an HTML file will be forwarded to Squid (the…
jonathon
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Evaluating and redirecting http requests

I am trying to evaluate traffic on port 80 to determine whether or not if we need to redirect a request, or pass it through, while being transparent. Scenario: User connects to our system via Wifi. User navigates to example.com. Somehow I need to…
Fostah
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Squid as fully transparent reverse proxy

I have got a few web servers running on my server and I want all of them to be accessible via port 80. I set up squid as a reverse proxy and it works fine. I, however, need the source ip address to be kept when the requests are redirected to the…
tach
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Transparent proxy to enforce terms of service

There are lots of programs that small businesses (libraries, internet cafes, etc) can install on local computers to enforce their rules and terms of service when using free resources. These aren't ideal as they require constant updates, and can…
Adam Davis
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