Device or program that stands between two or more interconnected programs/devices

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7
votes
11answers
43k views

Internet Explorer isn't auto-discovering http://wpad/wpad.dat auto-config

I am being driven to frustration by this problem. I have set up a file called wpad.dat (essentially, a proxy.pac file renamed) and put it on an internal web site. I've set up DNS entries so host name ...
-1
votes
0answers
16 views

How to stop someone from using my server as a proxy?

I have an Ubuntu, Apache, Rails 4 site on an AWS EC2 instance. My site was working fine but now is saying that it is overloaded with users. That is NOT the case as it is a private site. My --tail ...
0
votes
2answers
63 views

Installing Docker with Vagrant fails because of ssh command behind proxy

I'm playing around with a Vagrant file on a machine which is behind a proxy. At the moment I stick in an issue where I'm assuming that has to do with the proxy server between. The following SSH ...
2
votes
1answer
1k views

Apache configuration to make NTLM authentication work through a Proxy

I'm running an application server behind an Apache proxy with the following sort of thing in my Apache config: ProxyPass /app http://myapplication:8080/myapp ProxyPassReverse /app ...
2
votes
2answers
49 views

Nginx proxy to many container running on different CoreOS nodes

Surfing the net, I've found many tutorials about proxying to different Docker containers running on the same host, using Nginx/Confd (or Haproxy, or Vulcand). However, what I need to do it's ...
0
votes
1answer
15 views

Mock proxy server on local (With fiddler and windows firewall)

My clients are using a proxy server on their corporation,and I want to set up dev environment for testing development related to proxy issues. So, I want to set up a proxy server which blocks all ...
0
votes
2answers
17 views

The benefits of a proxy server before Asterisk

We are busy to develop an app to let users call eachother using webRTC. On this moment we have audio working, but video not. Now I hear that a proxy server can be the solution for this problem. But it ...
1
vote
5answers
1k views

Forwarding requests throught Apache to openVPN

I am wondering if it is possible to redirect requests through Apache to eg. OpenVPN. As long as I need to bypass firewall, I need to use port 80/443 for openVPN, but there is Apache server which has ...
1
vote
0answers
13 views

Nginx proxy_cache / Varnish - parallel requests trigger multiple requests to backend?

I am looking for a HTTP reverse proxy that will handle HTTP live streaming use cases in a performant manner. Assume file/fragment sizes up to 4MB with a constant load of client requests for the same ...
109
votes
13answers
109k views

How to set up Nginx as a caching reverse proxy?

I heard recently that Nginx has added caching to its reverse proxy feature. I looked around but couldn't find much info about it. I want to set up Nginx as a caching reverse proxy in front of ...
0
votes
2answers
4k views

How To Enable URL Filtering With Just Squid & C-ICAP

Before I posted this question, I read several set up guides online, the squid docs, c-icap docus, and also the ICAP RFC (3507). Unfortunately, the documentation for SQUID and C-ICAP does not provide ...
0
votes
0answers
45 views

Loose the header REMOTE_USER after reverse proxy

I have a configuration file that enables me to do a reverse proxy. The problem is, before the proxy I am viewing all the headers and REMOTE_USER is not null but after the proxy, the same variable is ...
0
votes
0answers
8 views

Why squidguard tell me default acl is missing but it isn't?

I have a problem with squidguard when i want to create .db files. When i do : squidGuard -c "/etc/squid3/squidGuard.conf" -C all -d It tell me : squidGuard: FATAL; default acl not defined in file ...
0
votes
0answers
22 views

Squid3 don't caching, always TCP_MISS/200

I have installed Squid3 and now I wont set it to caching WMTS's. This is valid WMTS service url http://mapy.geoportal.gov.pl/wss/service/WMTS/guest/wmts/ORTO and here is link to image from this ...
3
votes
1answer
2k views

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 ...
-1
votes
1answer
23 views

Make squid (or tinyproxy) return cache EVERYTHING and return hits on Internet outage

I am wondering how to configure squid (or tinyproxy) to cache EVERYTHING and return HTTP 200 hits, even on Internet outage or if original source is 404? Basically, I want squid to look in the cache ...
0
votes
0answers
14 views

How to prevent MITM in mobile apps [on hold]

I want to make sure that my mobile app is the only one making calls to my API. How to ensure that if softwares like Fiddler generate a HTTPs certificate (man-in-the-middle) and anyone is able to ...
1
vote
1answer
88 views

Nginx proxy cache invalidating request to s3

I have set up a proxy from my application server to a private s3 bucket to cache requests. I was having some trouble with it where s3 was rejecting my download requests (403 forbidden) and after some ...
3
votes
1answer
1k views

Apache reverse proxy not preserving headers

Does anyone know if there is something strange going on? It seems that my reverse proxy setup, doesn't preserve the correct caching headers from the original virtualhost. Let me explain... I am ...
1
vote
0answers
21 views

Setup proxy, dns, file sharing (BIND9, SQUID3, SAMBA4) on lan server [closed]

Lately I buy new server to company and I need help with configure it. Before we have QNAP NAS with web-gui so editing config files wasn't needed. Now I need do it by hand. So I want to have: DNS ...
0
votes
0answers
5 views

Squid 3.1 Monitor HTTPS logs [migrated]

I have configured squid3 on Raspbian Wheezy OS, here is the configuration file (squid.conf): acl manager proto cache_object acl localhost src 127.0.0.1/32 acl to_localhost dst 127.0.0.0/8 acl ...
0
votes
4answers
4k views

How do you get proxy.pac or wpad.pad to failover?

What happens when the hosting web or share is unavailable? IE defaults to no proxy and goes direct(ly past my two proxy servers). I'm trying to make the proxy configuration redundant, so if one server ...
1
vote
2answers
1k views

How to configure apache as a reverse proxy with the remote server specified in a query string parameter

Problem: I'm trying to configure apache as a reverse proxy where the remove server is specified in a query string parameter. Let's say I'm serving a site at mywebapp.com. If you navigated to ...
2
votes
1answer
2k views

GPO to set firefox proxy

CONTEXT I have recently assigned to restructure a corporate network that contains about 100 client computers. There is an active directory domain (2003 functional level) for the whole network. The ...
1
vote
1answer
40 views

Google cloud mysql access

I'm looking for a way to expose my google cloud sql server (running mysql), to my api servers. I might add/remove them in the future and adding them mysql access is an additional step in ...
0
votes
1answer
484 views

RTMP Proxy Server

I have an application which uses both HTTP (content data) and RTMP (video streams) for communications. An nginx server is configured for load balancing and proxying incoming client requests. It works ...
2
votes
0answers
99 views

How do I make a Cisco Ironport appliance send “linked certificates” for HTTPS inspection?

I have a PKI tree, and the ironport is a CA at the second level of the PKI tree, (for issuing HTTPS inspection certs) Although I deployed the root certificate to all clients, and chrome/IE work ...
0
votes
1answer
2k views

How do I tunnel an HTTPS proxy through a virtual machine (VMWare)

I have a personal setup at home using VMWare Workstation. I also have a set of Virtual Private Machines that run Squid, and therefore provide me HTTPS proxy tunnels. Using Proxifier, I can tunnel all ...
0
votes
1answer
28 views

Squid running in intercept mode on same machine as browser keeps giving access denied

It's been a while since I last touched squid and I've been sitting here figuring out this problem since the last few hours why my squid setup on this standalone server machine (behind router nat) ...
0
votes
1answer
1k views

RHEL 6.6: [Errno 14] PYCURL ERROR 22 - “The requested URL returned error: 403 Forbidden”

First of all, it's the first time I setup RHEL machines, I'm more used to Debian. We're installing many machine at the same time. We've upgraded from RHEL 6.3 to RHEL 6.6 and we're now trying to ...
6
votes
6answers
4k views

SSH Tunnel for Remote Desktop via Intermediary Server Part II

I asked previously how to configure 2 SSH tunnels using an intermediary server in order to run Remote Desktop through them and I managed to make it work. Now, I'm trying to do the same, using the same ...
0
votes
0answers
13 views

Can Squid be configured to use the incoming IP address as the outgoing Address if multiple IPs are used on the server?

At the moment I have to define rules for all local ips like this: acl ip1 localip 1.1.1.1/32 tcp_outgoing_address 1.1.1.1 ip1 acl ip2 localip 2.2.2.2/32 tcp_outgoing_address 2.2.2.2 ip2 acl ip3 ...
0
votes
0answers
34 views

How to preserve the name of the remoteUser while reverse proxy?

I am using a software which enables me to log my operations and one the things it is loggin is the name of the remote user. Neverthless, I have a little problem since I am working on a secured ...
0
votes
1answer
852 views

Clear Proxy credentials from firefox

I set up my first http proxy server in Non-transparent mode :) I then set it up to for auto-detection. Even better. But my favorite browser, firefox, is storing my credentials. So I can't switch ...
1
vote
0answers
42 views

Trouble setting up a transparent proxy

I have been trying without success to setup a transparent proxy on a router like computer. Most examples that I have found don't have the gateway and proxy on the same computer, so I may be looking at ...
0
votes
1answer
40 views

How can I adapt this technique of using a proxy (in firefox) to wget and yum ? [closed]

I work in a large organization where some people have extremely restricted internet access and some are given a fairly large amount of freedom. The way my organization manages this is by running a ...
0
votes
1answer
2k views

SSH Socks Proxy wiith iptables REDIRECT

I have googled and haven`t found the answer on my question. Help me please. There are two servers: serverA with public IP 12.0.0.10 and an private IP 10.0.0.5 serverB with public IP 20.0.0.11 I ...
2
votes
3answers
2k views

Manual NAT on Checkpoint (Redirect all http requests to a local web server)

We have a proxy server in our internal network and I want to redirect all internet http requests to a web server in local network. It'll be like a Network Billboard that says "No direct connection is ...
0
votes
1answer
1k views

Nginx proxy cache (proxy_pass $request_uri;)

I need to create proxy web using nginx. If I access http://myweb.com/http://www.target.com/ the proxy_pass should be http://www.target.com/ Here is my configuration: location / { proxy_pass ...
1
vote
4answers
2k views

Nginx proxy to back-end with SSL client certificate authentication

I have two servers, both have nginx. Server A is listening to 443 and is configured to authenticate with a Client SSL certificate. Server B has an internal process that needs to communicate to Server ...
7
votes
4answers
3k views

Can I disable interactive shell access while tunneling web traffic through SSH?

I am looking into implementing SSH tunneling as a cheap VPN solution for outside users to access Intranet-only facing web applications. I currently am using Ubuntu Server 10.04.1 64 bit with OpenSSH ...
0
votes
1answer
27 views

Can IPS monitor both inbound and outbound traffic?

We have a user traffic flow like below (PC - Internet) PC => Cisco ASA FW+IPS integrated => Fortigate Proxy (ISP connected to this Proxy) = > Internet PC = > ASA+IPS ==> Fortigate Proxy ==> ...
12
votes
2answers
10k views

Proxy exceptions when using $http_proxy env var? [closed]

In a typical browser, when we set a proxy server, we can define a list of hostnames/IP addresses that are not to use the proxy server. How do we accomplish the same thing when using $http_proxy? I ...
7
votes
2answers
78 views

Forward proxy for webservices with SSL client certs

I have lots of servers which access various external webservices, most of which use SSL, some of which require client certificates. I would like to centralize the configuration of client certs and ...
1
vote
2answers
486 views

Nginx location regex doesn't work with proxy pass

I'm trying to get these 2 location directives working in Nginx but I'm getting some errors back when booting Nginx. location ~ ^/smx/(test|production) { proxy_pass ...
2
votes
1answer
135 views

Apache Forward Proxy (SSL between Client and Proxy)

I've configured an Apache VirtualHost to act as an HTTP forward proxy, works great, but I would like the connection between the client and the proxy server to be encrypted. Is that something Apache ...
0
votes
3answers
638 views

Bypassing HTTP Proxy throug a machine in cloud

Request: The question must assumed to be hypothetical and answers be limited to technical only. (no ethics and other things) I am in an organization (school) that has very strict network policies. ...
0
votes
3answers
3k views

By passing squid for few hosts using iptables

We have a squid proxy setup which listens on default port(3128): on eht0 (192.x.x.x). It has another interface eth1 (10.x.x.x) used to connect to external world. It is doing good quality content ...
0
votes
1answer
925 views

How to change the proxy settings for the Network Service account from the command prompt?

Currently, I am only aware of the following command: C:\>bitsadmin /util /SetIEProxy NetworkService MANUAL_PROXY 1 92.168.0.200:8080 NULL But, it has the following defects: It is deprecated It ...
0
votes
1answer
23 views

Squid both transparent and forward mode

Is it possibile to configure squid for both transparent and forward-authenticated mode (maybe listening two different tcp ports)?