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

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6
votes
1answer
8k views

Difference beetween DNAT and REDIRECT in IPTABLES

Okay, it may be because I am dense or maybe just not finding the right source, but I can't understand why one of these IPTABLES setups would be better than the other. Here is my setup: I have a box ...
3
votes
2answers
693 views

Why put a reverse proxy in front of a WSGI server?

A typical configuration for deploying a WSGI application includes a WSGI server (such as uWSGI or Gunicorn) behind a general-purpose web server (like nginx) that acts as a reverse proxy. One major ...
3
votes
1answer
2k views

What is the purpose of netcat's “-w timeout” option when ssh tunneling?

I am in the exact same situation as the person who posted another question, I am trying to tunnel ssh connections through a gateway server instead of having to ssh into the gateway and manually ssh ...
3
votes
4answers
2k views

SSH tunnel as proxy - no data returned

I'm trying to set up an SSH tunnel as a web proxy for use when I'm at public locations. I already have a remote server to use, and I've also had this working in the past using this same server. ...
3
votes
2answers
1k views

Apache : Map one virtualhost to a subdirectory of another virtualhost

I'm trying to map one virtual host to a subdirectory of another virtual host, something like this http://host2.com -> http://host1.com/host2. At this moment, whenever I go to http://host2.com it ...
3
votes
1answer
291 views

Setting up a complex Apache reverse proxy

We are about to move a website to a new server running a new piece of software, normally a simple change but we also have a dutch version of the website running in a folder /nl. We would like to ...
3
votes
6answers
2k views

Do proxies really provide anonymity?

Do web proxies really provide anonymity? I mean, without someone asking for logs in a web proxy server for who/when connected, is it impossible to know who was behind that IP address? I'm asking ...
2
votes
1answer
1k views

Squid proxy: how to link inbound IPv4+port to outbound IPv6

I'm trying to setup a squid proxy that will accept multiple inbound connections on one IPv4 across a range of ports, and for each port connection to connect out on a unique IPv6 address. I've named ...
2
votes
3answers
7k views

Nginx serving content from the wrong “virtual host” while accessing with https

I have a server running both Nginx and Apache in a proxy setup, Nginx serves the static content and Apache the dynamic content which works really well. This setup is currently hosting two versions of ...
2
votes
4answers
635 views

How to browse to a webserver which is reachable through the SSH port only

I have a server at work which is behind a firewall (the company's firewall) so it is reachable only thrugh port 22 (SSH). I'm able to connect to the server with putty without problems. Also, that ...
2
votes
2answers
6k views

Apache proxy: passing on REMOTE_USER to backend server

We are using shibboleth for authentication. Our shibboleth Service provider is running on a host that is running apache with reverse proxy configuration (mod_proxy). The applications using shibboleth ...
1
vote
5answers
3k views

Best SOCKS proxy server for Linux [closed]

I want to setup a SOCKS proxy server on linux, any recommendations? I currently use SS5 and want to know if there are any better alternatives.
0
votes
2answers
215 views

HTTP client -> [proxy] -> HTTPS server. Possible?

Is it possible to have something like this?: [Client] ----HTTP--- > [Magic] ----HTTPS----> [Server] I have a Windows Phone client that should connects to a HTTPS server which is out of my control. ...
0
votes
1answer
752 views

How do I configure Squid Proxy located at a different location to route internet traffic?

I have a Linux box (Ubuntu 9.10) at a different location. I installed squid proxy and tried using that IP and port (opened 3128 at that location) in Firefox. I can't get it to work. My current ...
0
votes
1answer
920 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
2k views

What IP does nginx use for ip_hash sticky sessions?

Does nginx use the direct client's IP for ip_hash, or does it also observe X-forwarded-for HTTP header to use as the IP address to ip_hash? For example, in a situation where some clients using a ...
0
votes
2answers
1k views

Multple IP routing on Squid Proxy

I have installed Squid Proxy on a server which has 4 IP addresses.eg 192.123.0.10 192.123.0.11 192.123.0.12 192.123.0.13 192.123.0.10 is the main IP. I want to be able to either: Set my browser ...
12
votes
10answers
5k views

Block Facebook for selected users

We have a few users here who are using Facebook during working hours and their productivity is through the floor, as a temporary measure I have remotely edited their hosts files to point facebook.com ...
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 ...
5
votes
1answer
435 views

When does IIS log a request?

This sounds silly, but when do they log requests? I have a web application, and about 500 HTTP proxies that will load up that application. But problem is sometimes (and this morning a lot), the proxy ...
4
votes
5answers
815 views

How to provide HTTPS access to a webserver that doesn't support SSL?

I have a program (motion) that serves a web page showing a live camera feed. I want to make that feed available via internet, but using SSL and a certificate so the feed can only be seen by those that ...
3
votes
3answers
3k views

Apache VirtualHost Proxy with a Subdirectory

Currently, we have an IIS server as our primary web server. We are implementing an Apache server in its place, but still need to have the IIS server accessible. Typically, this is a simple thing, ...
3
votes
1answer
258 views

Reverse proxy in IIS7

We have an app that uses a bunch of ASP.NET SOAP services, hosted on IIS7. Now we're trying to move the services to a different server. Problem is that the client has a hard-coded URL, and does not ...
2
votes
1answer
381 views

Making proxy available on remote server through ssh tunneling

I know I can use ssh tunneling to create a "proxy" on my machine so that I can make all the traffic generated locally go through a remote server. Like this: $ ssh -D 12345 myuser@remote_ssh_server ...
2
votes
1answer
81 views

Configure Proxy Authentication for Mobile clients

I have a HTTP proxy using Squid or similar, and the proxy is configured to require Proxy Authentication. As we all know, proxy authentication does not work in interception mode. I also have lots of ...
2
votes
1answer
1k views

How do you configure Web Proxy Autodiscovery Protocol (WPAD) when you have no proxy?

Windows (going back to at least IE6) by default has WPAD turned on (Internet Options > Connections > LAN Settings > Automatically Detect Settings). When you don't have a proxy or WPAD server, ...
2
votes
1answer
663 views

Apache as a proxy for Nexus, Jenkins and Foreman (Several VirtualHosts on same domain, IP and Port)

I'd like to configure Apache to be used as a proxy for Nexus, Jenkins and Foreman which are installed and running on the same server. Here is an example of the Virtual host config file for Foreman, ...
2
votes
1answer
2k views

Setting Up Apache as a Forward Proxy with Caching

I am trying to set up Apache as a forward proxy with caching, but it does not seem to be working correctly. Getting Apache working as a forward proxy was no problem, but no matter what I do it is not ...
2
votes
2answers
4k views

Apache Rewrite or Proxy to internal server

First off, this is my first go at apache, so please forgive my beginingingismness :) My basic setup is as such: mysub.domain.com gets sent to my static IP via a CNAME entry at godaddy's DNS manager. ...
2
votes
2answers
1k views

In an Apache + lighttpd setup, who should be the proxy?

In a setup where you use Apache for PHP / Python scripts and lighttpd for static files, but only one listens on the outside IP address and acts as a proxy to the other listening on the loopback ...
1
vote
0answers
152 views

Lighttpd and Discourse (Docker): configuring mod_proxy

I have trouble configuring Lighttpd to serve the various services hosted on my server. Lighttpd acts as a front, and I have several DNS records, each for a different subdomain, redirecting to the same ...
1
vote
2answers
178 views

Username based SSH proxy

I'm trying to mux between two ssh servers based on incoming username i.e. ssh user1@testserver will go to one sshd instance and user2@testserver goes to another. Can this be done?
1
vote
2answers
693 views

Squid proxy refusing to revalidate cache when Vary header present

squid.conf cache_effective_user squid http_access allow all # Squid normally listens to port 3128 http_port 3128 accel defaultsite=localhost no-vhost ignore-cc cache_peer localhost parent 80 0 ...
1
vote
2answers
1k views

SSH Tunnel for Remote Desktop via Intermediary Server

I've seen many examples of SSH tunnels on the nets, but I'm still having no luck with this. Here's the setup: Windows 7 PC in a private network, sitting behind a firewall, with PowerShellInsider SSH ...
1
vote
1answer
1k views

Zimbra 7.2 reverse proxy to arbitrary internal website?

I have ZCS 7.2 opensource installed at webmail.domain.com and mailman on mailman.domain.com/mailman. I wanted to setup a proxy so that when someone goes to webmail.domain.com/mailman, the proxy ...
1
vote
1answer
635 views

reverse proxy on apache2 and ubuntu

So I created a reverse proxy on the abc.com server where xyz.com/users/sign_in will proxy for "/users/sign_in" so that in url it would show abc.com/users/sign_in. And that worked fine in ubuntu and ...
1
vote
1answer
1k views

Proxy to “backend” service whenever a file does not exists

I'm using NGINX to serve static file. Whenever a file does not exist, I want NGINX to hit a nodejs backend service that will try to asynchronously retrieve that file. The backend service needs 3 ...
1
vote
1answer
778 views

Is there a way i can see why Squid (Proxy Server) determines why a resources should be a MISS?

I'm using Fiddler/FireBug to debug some of our live server web content. We're getting a lot of :- X-Cache: MISS from X-Cache-Lookup: MISS from :8080 Via: 1.1 :8080 (squid/2.7.STABE3) I thought i ...
1
vote
3answers
7k views

Remove X-Forwarded-For header in Squid 3.0

Some months ago I was working with Squid 3.0 and managed to get rid of the X-Forwarded-For header completely. Now I am trying to do the same thing but I do not seem to hit the nail. I have tried ...
1
vote
3answers
1k views

tunnel over https proxy server (client-server model)

I need to get reliable Internet connection behind a restrictive firewall. facts: firewall handless HTTP CONNECT to anywhere as long as it goes to destination port 443 I have some servers publicly ...
1
vote
6answers
444 views

Encrypted Email and Proxy to Bypass the Great Firewall [closed]

I have some friends travelling to China, and they would like to get email, use Skype, and browse the web without the fear of the government looking over their shoulder. My first thought is to set up ...
1
vote
1answer
2k views

What content blocker is this?

I was using browsershots.org to check out what our redesigned Web site looks like in different browsers. One of the distributed VMs giving results (specifically, vm-fab-964) apparently lives behind a ...
0
votes
1answer
165 views

apache proxypassreverse ServerName not working

I have a secondary development wordpress site. (Centos 6.6 x86 ,LAMP) Since the size of the site is growing. (300GB+). Now I divide it into 3 server. domain: www.example.com server1 46.192.22.01 ...
0
votes
1answer
66 views

I want to proxy only HTTP but I'm not sure what to do with HTTPS traffic

I have a DNS server that resolves all traffic to my Squid server that will proxy all HTTP traffic transparently (it must be transparent or it will drop a invalid url error) which works great. The ...
0
votes
1answer
95 views

Multiple Proxy servers - and how to get around non-SNI devices?

We have a lot of devices that cannot use SNI and we want to be able to proxy a lot of HTTP/HTTPS servers. I was thinking we could setup a HAProxy for each URL to connect to initially, and then load ...
0
votes
1answer
2k views

How to configure apache to basic authentication or allow when ntlm while proxying?

Here is my study case: browser ---> apache proxy ---> ISA server ---> internet The ISA server requires an authentication. The issue is to allow HTTPS through the two proxies. A configuration that ...
0
votes
1answer
2k views

Kerberos Authentication for Webservers

Before I blindly jump on "trial an error" tests, I'd like to ask some general questions on Kerberos Authentication for Webservers. I want to evaluate what's possible with Kerberos. The main benefit ...
0
votes
2answers
2k views

wget works with company proxy but apt-get and dpkg doesn't

I am trying to install some software in a fresh install of Linux dnoseda 2.6.32-21-generic #32-Ubuntu SMP Fri Apr 16 08:10:02 UTC 2010 i686 GNU/Linux. I already set the variables http_proxy, ...
0
votes
2answers
5k views

How to run multiple instances of Tor?

I'm trying to set up a special proxy server (running Windows). It will have several instances of Privoxy and Tor running and my app will choose which Privoxy instance to send HTTP requests to ...
0
votes
2answers
678 views

Networking Software Testing - How do I use a proxy server?

Is there a free proxy-server service that I can configure my computer (Windows 7) to connect to the internet through? I'd like to test some networking software that we are developing between two ...