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

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4
votes
2answers
127 views
+100

nginx use proxy cache if backend is down

I need to nginx proxy use cache if backend server down: this is my configuration. but seems be nginx use cache without check backend server. http { # ... proxy_set_header Host $host; ...
-1
votes
0answers
4 views

Have Squid send all requests from 10.200.15.71:3128 to my.localdomain.com:80

The purpose of this is all to proxying for remote debugging with Android. It will allow the phone to a locally defined host that's on my machine since I can't edit the hosts file directly on the ...
2
votes
3answers
3k 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
33 views

Reverse proxy caching Steam stream

I'm currently using nginx to cache Steam downloads for my local network as detailed by Multiplay. This works great, but Steam has a feature to watch other users games via a stream not unlike Twitch ...
0
votes
0answers
10 views

forward request from a webserver to a proxy [on hold]

I would like to proxy a webserver. Heres the simple setup that I have: Webserver at home apache2 OpenCart application serving as online shop no-ip serving as a dns for the moment (later I will buy ...
0
votes
1answer
20 views

How to tell squid use Source IP address for sending requests?

I have two interfaces in my ifconfig, eth0 and eth1. Squid is set to accept connections from both of them on port 3000. However, eth0's ip address is always used to send proxy requests, even if ...
1
vote
1answer
4k 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 ...
1
vote
2answers
88 views

nginx multiple frontend servers with SSL DNS setup?

I have my backend app server setup and working with a single reverse proxy nginx setup on the west coast. It also does caching. Now I want to include another frontend server in a east coast region ...
2
votes
4answers
1k views

Is there still any legitimate reason (in 2011) to use proxy servers instead of NAT for sharing an internet connection?

Proxies were around before NAT, and so early on in the internet, they were popular ways to get an entire network online with only a single public IP. NAT initially required complex software and/or ...
0
votes
0answers
9 views

squid reverse proxy through https, no cache, no public proxy

is it possible to hide website IP behind squid reverse proxy? I am not interested to use proxy to access Internet, I don't want to use squid to cache or to make public proxy, than just to hide ...
0
votes
0answers
16 views

Set up IIS as forward proxy for HTTPS requests

Is it possible to set up IIS as a forward proxy for HTTPS requests? My use case is this: I have some process running locally on the IIS machine which is able to make HTTP calls, but not HTTPS calls. ...
0
votes
0answers
5 views

Make redsocks redirect all tcp traffic for all users

Is it possible for redsocks (or any proxy in the same machine) to capture traffic within the private network (same LAN). I need to proxy ALL the outgoing tcp traffic from a client (which is a Linux ...
3
votes
1answer
994 views

Squid 3.2 - Proper configuration for random outbound IP with a single user authentication?

I'm attempting to use AclRandom for Squid 3.2 and I think I'm a bit confused on the proper method for this. Here is my configuration: http_port 3128 auth_param basic program ...
1
vote
1answer
1k 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 ...
0
votes
0answers
2 views

Does WinHTTP Web Proxy Auto Discovery Service effect a VPN?

I'm curious to know if the [ WinHTTP Web Proxy Auto-Discovery Service ] is somehow a requirement to implement a vpn service on a pc---and no---not in the context of a company network, but rather, as a ...
0
votes
1answer
1k views

Apache forward proxy HTTP requests to arbitrary AWS S3 buckets over HTTPS

This is a rewrite of my original post. I still banging my head trying to figure out how to get a custom client (Windows service that only speaks HTTP, does not support HTTPS) to upload files to Amazon ...
1
vote
1answer
105 views
+50

Proxy wss through nginx (Connection reset by peer)

I have browser and server on ip-address a.b.c.d Now I have 2 possible URLs to server: Through Nginx from browser browser -> https://a.b.c.d/ -> server Through WSS from javascript browser ...
-1
votes
1answer
21 views

how to find out the clients connects to the proxy server in redhat linux

Is there any way to find out the client machines connected to the particular proxy server in redhat linux , i am using redhat linux version 6 and squid configured in it
0
votes
1answer
23 views

Route HTTPS traffic to different virtual servers on single IP

I have Proxmox instance with single IP available. I have multiple virtual machines for different sites (domains). Each virtual server have it's own https certificates inside them. I need to find way ...
0
votes
1answer
6k views

Squid: what does TCP_MISS/504 mean?

I use squid to set up a proxy but the access.log shows thant the status is TCP_MISS/504 thanks
8
votes
2answers
2k views

SSH through a SOCKS Proxy? (client = OpenSSH OS X)

I'm not sure if this question is best suited here on ServerFault or over on SuperUser. Thinking about it logically I think this is a sysadmin question, so I'm putting it here, and if the mods think it ...
1
vote
3answers
2k 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 ...
0
votes
1answer
12 views

How to properly set up SSL proxy in Apache?

I'm trying to set up an SSL proxy to access a local web-app externally. I get a 500 error when accessing the page. The log says: [proxy:error] [pid 17153] (502)Unknown error 502: [client ...
2
votes
2answers
33 views

How to reverse proxy to different places depending on subdomain in Nginx?

I have multiple subdomains, all pointing to one machine, and one IP address. On this machine, I want to have nginx acting as a reverse proxy, and depending on which subdomain was used to access the ...
2
votes
1answer
2k views

nginx regex characters that require quoting?

So I was configuring nginx today and I hit a weird problem. I was trying to match a location like this: location ~ ^/([0-9]+)/(.*) { # do proxy redirects } ...for URLs like ...
0
votes
1answer
1k views

SSH tunnel for socks5 proxy is slow with concurrent load

I ssh to a remote AWS server using Ubuntu. I use ssh's port forwarding capabilities to do this. I have tried forwarding a dynamic port (ssh -D) or a single port (ssh -L with dante running as a remote ...
0
votes
1answer
1k views

Setting HTTP proxy in OpenVPN client

I'm having trouble configuring my OpenVPN client to use an HTTP proxy. If I don't enter any proxy information in the client.ovpn file I get the following output: Mon Jun 29 14:30:07 2015 OpenVPN ...
0
votes
1answer
19 views

With PROXY support enabled in ELB, are occasional non-PROXY connections to the EC2 instance still possible?

We have PROXY protocol support enabled on our ELB but we seem to be occasionally getting non-PROXY TCP connections to the EC2 instance behind the ELB. The instance's Security Group only allows ...
0
votes
0answers
15 views

Squid3 + HTTPS Authentication issue

I've successfully setup Squid3 to work as a transparent proxy for HTTP and HTTPS, installed the CA on the machines. Everything works OK, but there is this corporation site I work for where Squid does ...
0
votes
1answer
29 views

HAProxy not recognizing host headers?

I have been trying to configure HAProxy to send traffic to different backend servers based on hostnames. I tried using the directions found in How to divert traffic based on hostname using HAProxy? ...
1
vote
1answer
1k views

how to configure squish for squid proxy server

Since this question is related to server, also for ubuntu, so i am little bit confused for where to ask this question. SO i decided to ask this question on serverfault. I am currently using squid ...
0
votes
3answers
941 views

Provide SSTP VPN and normal HTTPS Websites over the same Port and IP?

In my little lab I want to use SSTP VPN AND a HTTPS-Webpage, which should be accessible from the internet. I just have 1 public IP and the lab is behind NAT (Port forwarding 443). SSTP already works ...
2
votes
1answer
2k views

How to block AnonymoX addon operations with Watchguard XTM

We are using Watchguard XTM 502 as firewall in our office. Some of our employee using AnonymoX addon proxy on firefox. Normally Watchguard XTM block proxy. But Watchguard XTM 502 can't able to block ...
0
votes
2answers
1k views

Https url appended with port 80 using CloudFlare, Nginx, and Thin

I have a Nginx setup for my Thin server running a Ruby on Rails project. Nginx is currently the endpoint for my SSL. I recently had some issues with attacks on my webserver, so I decided to add ...
1
vote
0answers
20 views

teamcity, setup vcs root using bitbucket (git) behind proxy server

I've installed TeamCity on a Windows Server 2012 box behind a corporate firewall that requires user authentication via a proxy server to access the internet. I want to connect TeamCity to Bitbucket ...
0
votes
3answers
2k views

Bypass or disable proxy based on computer name

We are trying to deploy a bunch of new Windows 7 (and some old XP) machines using MDT2010 and MDT2012. Because IE is set to "automatically detect proxy settings", it gets the settings from the ...
0
votes
0answers
20 views

HTTPS Content Filtering without de-crypting traffic using squid?

I am attempting to terminate https traffic based on ACLs using ssl_bumping WITHOUT de-crypting the traffic in intercept/transparent mode. Has anyone got this to work before? I have copied my ...
1
vote
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 ...
0
votes
1answer
1k views

VPN client blocked through squid server

I have a computer running debian between the local network and the load balancer who connects to the internet. Everything is fine, that computer has a Squid running inside, BUT we have a problem with ...
0
votes
0answers
36 views

Squid stop working,constantly freezes

I'm running Squid v. 3.3.11. I have around 150 active users. The machine physical resources are more than the recommended. I don't use the cache function, so it is turned off. The problem is when I ...
1
vote
1answer
25 views

nginx: proxy_bind to random ip address in range

I'm trying to configure a proxy in nginx that binds all proxied request to a random IP address in a specific range. Every proxied request will originate from a different IP address. I currently have ...
1
vote
0answers
53 views

Nginx proxy with varying source address

I have a working nginx configuration to proxy all requests to a server from a range of source IPs. I currently have 20 source IPs set up, and the configuration is quite massive. I removed the other 18 ...
3
votes
1answer
3k views

Enabling pf for transparent proxy on Mac OS X Mountain Lion

I'm doing some usability testing of a web application and am attempting to debug and record some SSL sessions using mitmproxy as a transparent proxy and for some reason pf under Mac OS X Mountain Lion ...
1
vote
1answer
4k views

Squid SSL bump with parent proxy

Does SSL bumping work with parent proxy? squid and pf are set up like this: squid.conf: http_port 3128 intercept https_port 3129 intercept ssl-bump generate-host-certificates=on ...
0
votes
2answers
32 views

Reverse proxy redirect traffic ssl “ex: openvpn”

With netscaler, I can redirect all traffic SSL to specific host which depending their subdomains. Example: +-------------+ ...
0
votes
0answers
18 views

HTTP Digest authentication on proxied server

I have a 1.) client, a 2.) nginx powered proxy server and 3.) some servers which addresses are unreachable for the client, the proxy handles the communication from the client to these servers. ...
4
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 ...
0
votes
1answer
1k views

Lighttpd proxy module - use with hostname

I have to proxy a site which is hosted on an external webspace through my lighty on example.org. My config so far: $HTTP["url"] =~ "^/webmail" { proxy.server = ("/webmail/" => ( # ...
1
vote
2answers
331 views

Looking for an FTP Proxy Server that enforces secure FTPES connections

I am designing a process for users (some on a company LAN and some on internet) to upload files to a third party's FTP server. The critical requirement is to enforce a secure (FTPES) connection to the ...
0
votes
1answer
20 views

SQUID: detect Website name entered by user in browser

I am using squid as an explicit proxy within my organization to block certain websites in my infrastructure. I have successfully set it up using url_rewrite_program and ssl_bump features and its ...