A proxy is a program that acts as an intermediary in connections between a client and server. There can be proxies for any communication protocol: HTTP, SSH, …

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route gateway proxy traffic through different interface with identical upstream gateways

My question is similar to the below with a small caveat not answered by any of these threads: Output traffic on different interfaces based on destination port ...
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1answer
7k views

How to configure CentOS 6 as a Proxy Server

I have installed new server with CentOS 6. How do I configure it to become a Proxy Server?
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71 views

CentOS 7 httpd failed to make connection with backend

In a CentOS 7 server with apache httpd 2.4 set up as an ssl reverse proxy for tomcat, I am getting an error indicating that httpd is not able to connect with tomcat. How can I resolve this error so ...
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1answer
35 views

Issue due to scope of environment variables

I had an Internet connection problem which turned out to be related to setting up the appropriate proxy environment variables. After adding lines like export ...
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1answer
225 views

PGP keyserver and proxy firewall issues

I am not sure this is a Linux question directly ... I use Arch Linux which uses package signing. This requires me to download a set of pgp keys with the pacman-key program. This works off the ...
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1answer
459 views

How to set up a “child” proxy that doesn't need a “parent” proxy

I run Linux on a laptop that is sometimes on a corporate network which uses an NTLM proxy server, and thus I have cntlmd running on the laptop as a child proxy to connect to the parent (corporate) ...
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22 views

Set user-wide network proxy settings on Ubuntu (without restart)

Is there any reliable way to set proxy settings user-wide for all traffic on Ubuntu? As far I'm using {http|https|ftp}_proxy variables in /home/$USER/.bashrc which is nice but there's some issues: ...
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0answers
42 views

Route VPN traffic through different proxies

I want to setup VPN server and route (based on my routing algorithm) all traffic through different proxy servers. Let's say I have one host, with many users, connected to my VPN. I want to route all ...
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1answer
1k views

Get transmission web interface working with web server

I have my working on default port and I want to be able to use the web interface with an URL like http://my.domain/torrents. I tried adding a location and a proxy conf to Nginx but it fail to work ...
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2answers
477 views

Redirect ALL packets from eth1 & eth2 through a SOCKS proxy

Is there a way to redirect all traffic, UDP and TCP, coming to and from eth1 and eth2 through a SOCKS proxy (Tor) which then passes it through eth0? eth0: Internet in - leads to the main router, then ...
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1answer
907 views

Tunnel openwrt requests

I am pretty new to OpenWrt what I want to achieve is the following scenario: I have a socks5 proxy server running on a machine witch is at work. From my home I wish to configure my router who is ...
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1answer
28 views

How to handle repetitive download of some specific large files that come from the internet

We are going to offer an App which will allow our customers to download some sort of audio guide for the castle I work for. I would really like to not have every user who downloads the App (through ...
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0answers
253 views

“connection timed out” while updating package list from Kali repositories [closed]

I am running Kali Linux on Oracle Virtualbox. I managed to make the internet running. Iceweasel needed a proxy. This is done too. My problem is following: apt-get install [something] tells me ...
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0answers
28 views

Transparent proxy to other IP of thousand ports

I was bought a service that only allow a IP, the IP that i say, only one, but I need use this from more IP's. I think that I can install in this computer a system to do a transparent proxy for ...
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0answers
18 views

bonding multiple proxy connection

I want to use multiple proxy server at the same time to speed my downloads. How can use multiple proxy at the same time. Reverse Proxy products such as haproxy nginx can use multiple proxy server but ...
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0answers
23 views

System wide proxy with encypted ISA server request

I recently install Linux Mint Debian on my computer. It is working fine and I also have internet. But just firefox is able to get through the proxy. After some research I found out that the ISA ...
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1answer
66 views

How does a transparent SOCKS proxy know which destination IP to use?

There are two SOCKS proxies that I know about that support transparent proxying for any outgoing TCP connection: Tor and redsocks. Unlike HTTP proxies, these SOCKS proxies can transparently proxy any ...
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142 views

How to configure HAproxy to redirect multiple domain

i need configure HAproxy to redirect multiple domain with SSL, i need redirect in this way: www.foo.com redirect to ip_other_webserver:81 www.bar.com redirect to ip_other_webserver:82 www.zoo.com ...
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1answer
295 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 ...
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0answers
44 views

SSH SOCKS5 proxy, is my traffic being kept safe?

So I've been running everything on my system through my SSH SOCKS5 proxy. All the network commands I type in the terminal, I use proxy chains, and I have my system set to use my SOCKS5 proxy globally ...
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0answers
38 views

Squid forwarding loop when transparent proxy enabled

I have a squid (version 3) instance running on a remote server that I connect to using a simple tunnel script. Now I want to use it as a transparent proxy too. I changed the http_port 3128 line in ...
2
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1answer
130 views

Run SSH SOCKS5 proxy on system startup

I want to setup a linux server (Ubuntu Server 14.04 in this case) to be used as a SOCKS5 proxy by software on another client. Now this is pretty easy by running ssh -f -N -D 0.0.0.0:1080 localhost as ...
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1answer
337 views

Tunnel incoming rtorrent connections to rtorrent

I'm running rtorrent on a seedbox, but this seedbox has significant bandwidth restrictions. I have another server (I'll call it the proxy) with no bandwidth restrictions which I'd like to use as a ...
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1answer
7k views

Setting up Proxy Settings on Debian

During installation of Debian I was asked for a Standard Proxy String in the form of http://user:password@host:port/, which I entered. apt-get ran and retrieved files during update, and now Debian is ...
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3answers
4k views

Fastest way to port scan. NMAP?

I am looking for a quick way to scan for commonly open ports on proxies. I am doing this through php and I have been using nmap and came up with this command: <?php system("nmap -PN -p ...
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1answer
652 views

How do I deal with a certificate based transparent proxy in Arch Linux?

I have setup an Arch Linux VM at work, and my company uses a transparent (cut-through) proxy with a self-signed certificate and requires authentication. Whenever I try to install any packages through ...
2
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1answer
676 views

SOCKS5 is there encryption between client and proxy server?

I've read the wikipedia article on socks and cannot find information about encryption between client and proxy-server. There is only information about authentication. Is socks5 connection a ...
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1answer
1k views

What tool can I use to sniff HTTP/HTTPS traffic?

I'm looking for a command line tool that can intercept HTTP/HTTPS requests, extract information such as: (content, destination, etc.), perform various analysis tasks, and finally determine if the ...
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0answers
24 views

How to set proxy with a config file provided in freebsd

I'm currently trying to update and install packages and other things on a FreeBSD server, but I’m blocked by my proxy. I'm in an university, and there are a few proxies before to go on the internet. ...
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0answers
79 views

Dynamic Apache configs and virtual hosts

I have a problem with understanding how some things work in apache2. For example. I would like to configure Apache as a standard (forward) proxy and as a reverse proxy. Lets say I will use centos ...
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0answers
41 views

Exclude a loopback interface or address from processes listening on the “any” address

I'm trying to create a setup where I can connect to some service running on a host only reachable through a SOCKS proxy by the host's actual name and the port the service actually uses (so that ...
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0answers
8 views

How to SFTP through proxy if there is no netcat? [duplicate]

sftp -v -oProxyCommand="nc -v PROXY_IP_HERE PROXY_PORT_HERE %h %p" user@remote_sftp_server.com 22 How can I do this if I don't have netcat installed? I don't have permission to install it, even in ...
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1answer
82 views

Avoid trapping by ssh ProxyCommand

I have the following lines in my .ssh/config: Host localhost ProxyCommand none Host n0* ProxyCommand none Host * ProxyCommand corkscrew proxy.m.com 80 myserv 443 ~/.ssh/auth i.e. for localhost and ...
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1answer
3k views

Set Ubuntu System Proxy Settings without Restart from commandline

I am using Ubuntu 14.04 . I want to change the http proxy settings from the command line. This should be equivalent to changing in the GUI(All Settings->Network->Network Proxy) and clicking the button ...
2
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1answer
184 views

LAMP Hardening, Transparent Proxy with iptables

I'm running a LAMP server with FTP(S) and several users. The users have only access to uploading PHP files and other web content. Some are running Drupal and Wordpress, but also a few home made stuff. ...
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0answers
16 views

Proxy for certain networks

Is it possible, on a system using NetworkManager, to configure a system-wide proxy if I am in a certain wifi-network, but not otherwise? It would also need to log in to the proxy with a username and ...
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1answer
166 views

installing synaptic package manager from outside the repos

I have been facing some problems in installing software with ubuntu software center, due to the fact that I have not been able to run no proxy for the whole system, I have tried all methods prescribed ...
3
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1answer
289 views

Configure applications to ask for a user:pass behind a proxy

Here's the deal: I'm trying to set up a SQL server with Debian Linux, I managed to install Debian - but I can't get apt-get to work, since I'm behind a proxy. I already managed to setup Iceweasel to ...
3
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0answers
269 views

Having some trouble authenticating via proxy in order to use apt-get successfully on a corporate network

Our server is on a corporate network, which requires corporate proxy authentication (e.g. enter corporate username and password). This is not an issue on the Windows machines on that network - when a ...
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2answers
2k views

Proxy problem in Mint 16

I recently installed Mint 16 alongside windows 8. I use the Internet through a proxy server in my campus.So after setting the proxy in the Network setting, I noticed that the Software center and the ...
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1answer
91 views

How can I tease Sonicwall ?

In my college, I can't use the web, because they use Sonicwall network firewalls How can I tease it? For I use all websites in my college? Please see the result when I access a website blocked ...
4
votes
2answers
109 views

Port Routing/DNS for individual program

Background Flickr has closed its http api leaving an https only api. My favourite uploader (the official Flickr Uploadr version 2.5 running under wine) is no longer maintained, so this change broke ...
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0answers
35 views

Making proxies on Debian

Hi guys I am trying to create SOCKS Proxies on my VPS and currently am not getting too far so any help is well appreciated. Here's a few details on my VPS: It is running Debian linux, has 512mb ram ...
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0answers
58 views

Creating multiple proxies on a single VPS

I am trying to create SOCKS Proxies on my Debian Linux VPS. I was just wondering what is the best way to go about doing this? I have tried things like Dante and it doesn't support multiple Proxies.
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0answers
141 views

How to setup a proxy server like WatchGuard HTTP Proxy server?

I have an application which works mostly but since I went to test it in Enterprise networks it simply never works, because there all local computers have to use a proxy server. So to do all those ...
2
votes
0answers
65 views

Transparent Proxy

I am setting up attempting to set up a transparent proxy on CentOS using Squid. So far I have managed to filter the content and get it working perfectly. The only issue I am having is getting a form ...
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0answers
18 views

Can not analyze output from Squid and varnish

I'm using one Squid server between tow cache server. I get from headers following information: X-Cache MISS, HIT from cache-zz X-Cache-Age 515 X-Cache-Control public, max-age=3600 X-Cache-Lookup HIT ...
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0answers
2k views

Error: iptables: No chain/target/match by that name

I am trying to configure proxy server on RHEL Server 6.5 using Squid and iptables. Below is the command I executed and the error message it displayed: vzlptest01 root [root] > iptables -A INPUT -i ...
2
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1answer
163 views

Possible to add proxy after TOR exit node?

Can I configure the TOR Browser which comes with Whonix to use a proxy, so that it becomes an extra hop after the TOR exit node? Connecting as follows: Browser(workstation) > TOR(gateway) > exit ...
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0answers
602 views

Allowing mobile devices via proxy on pfsense [squid + AD auth + WPAD]

Our pfsense serves the internet via Squid proxy + AD authentication while filtering HTTP/HTTPS access using Squidguard with WPAD enabled. So that users do not need to enter proxy manually as the WPAD ...