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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4
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3answers
89 views

How to browse a website as if I am in USA? [closed]

I am in Taiwan right now and whenever I go to a website that I could browse in USA, it directly transfers me to the Asia site. There is no way to browse the USA version of the site, probably because ...
0
votes
1answer
13 views

Forwarding a udp socket connection to a range of ip addresses

I have a program which is a udp socket client. I can determine an IP adress to which this program should send. Unfortunately, I configured the computer as Access Point and don't know the address of ...
0
votes
0answers
14 views

How to update squid proxy 3.5 in Centos 6?

Iam using Centos 6.6 with 32 bit os. Now i want to update squid proxy from 3.1 to 3.5 . Is it possible to update in centos 6.6 ? If it is possible, please tell me how to update it.
-1
votes
0answers
8 views

Squid on Debian, access to internet only from windows machine

how the parameters in the configuration of squid is responsible for filtering the operating system? I would like to make the network using only Windows XP users.
0
votes
1answer
53 views

Proxy server vs /etc/hosts file

I was told today that /etc/hosts is not a viable option for testing a new destination server. The DNS for /etc/hosts modifications could still cache the old DNS settings and we would get incorrect ...
1
vote
1answer
17 views

Unexpected netstat output in DNAT conditions

So, here I have a basic setup with SOCKS5 proxy listening on, oh, say 8123 I redirect TCP to the proxy via iptables From iptables perspective everything looks peachy, iptables -t nat -v -L shows ...
1
vote
1answer
114 views

Kali linux, channel all traffic through tor privoxy, time/timezone

Privoxy is for anonymising http/https traffic and tor for socks, so here is my question; can I channel all traffic (no matter what ftp,socks,http) to privoxy and then have it to channel it to tor? Is ...
-1
votes
0answers
31 views

How do I setup a secure HTTP/SOCKS “proxy” tunnel through a Ubuntu server?

Is there any helpful tool that will allow me to turn a existing Ubuntu machine/server into a full featured SOCKS/HTTP proxy server which I can offer to customers? Meaning that I should be able to ...
0
votes
1answer
20 views

pptp is refusing traffic

I have setup a pptp (VPN) server on CentOS 6.5. I can connect, but unfortunately, when I try to load a page, it hangs on 'Connecting...' I have no idea what could cause this... tail /var/log/messages ...
0
votes
0answers
17 views

Squid: no authentication when visiting HTTPS websites

I have setup Squid and everything is working. I am now trying to setup a password and all tutorials refer to a file called 'ncsa_auth'. Unfortunately, I do not seem to have this file. I checked in: ...
0
votes
0answers
28 views

Command to see my current ip if proxy is applied only for a certain website

It might not be a relevent question here on so, but I tried on http://networkengineering.stackexchange.com and there are less users. So, I am not a networking guy and I have the next situation: I ...
1
vote
2answers
103 views

Proxy (nginx) shows a Bad gateway error

I have a service (docker registry) that runs on port 5000, I have installed nginx to redirect http request from 8080 to 5000. If I make a curl to localhost:5000 it works, but when I make a curl to ...
0
votes
1answer
15 views

Apache ReverseProxy ssl

I have the following ReverseProxy set up which works for http requests: NameVirtualHost *:80 <VirtualHost *:80> ServerName sub.domain.com ProxyRequests Off ProxyVia Off <Proxy *> Order ...
0
votes
0answers
126 views

How can I redirect internet traffic from local to proxy server with ip tables (DEBIAN 6)

So i made topology as shown in figure. Router have 3 interfaces like this: eth0 to internet side (with ip 192.168.1.10/24 gateway 192.168.1.254/24). eth1 to server-PC side (with ip ...
0
votes
1answer
87 views

Is my server being used as a proxy or malicious requests?

I have an Ubuntu, Apache, Passenger, and Rails 4 project on AWS EC2. I am a beginner full stack developer and am unfamiliar with the security and server side of my project. This is my first time ...
0
votes
1answer
55 views

Local system doesn't forward to intended port defined in OpenShift proxy app

I've set up a proxy server via OpenShift based on this tutorial and used a few days by forwarding my local system's ports to remote app's ports: $ rhc port-forward AppName The result in the proper ...
1
vote
2answers
232 views

Pages don't get blocked with Squid over HTTPS

I have set up Squid to block pages on my own system (i.e not on a network), and I'm trying to get SSL to work with page blocking. To this end, I've set up ssl-bump and installed the certificate to my ...
0
votes
0answers
131 views

HAproxy: redirect from IP to hostname

I have a proxmox host with multiple VM and multiple webserver, i have a VM with haproxy that redirect external request to internal VM. I need redirect IP request to hostname, if in my browser i type ...
1
vote
1answer
131 views

Squid with mac address filter acl

I am setting up Squid proxy with mac address acl. I have recompiled squid 3.5 rpm with --enable-arp, acl. But after configuring Squid.conf with mac address acl its unable to block access for unwanted ...
0
votes
0answers
85 views

Best way to transparently redirect traffic to proxy

I've implemented a wireless router using hostapd on Debian Wheezy running on a Banana-PI. To access the internet, this router is attached to another network that I haven't any control of via ethernet. ...
0
votes
1answer
33 views

Transparent proxying of TCP connections on port (mostly, without root access)

I have the Client machine living somewhere on the Internet, and it needs to access a custom port of Target machine (or, initially any port on any reachable machine, but, eventually, particular port, ...
1
vote
0answers
90 views

cURL does not recognize certificate

At our company they enforce a web proxy which breaks SSL connections and replaces the certificate by its own fake certificate. (To be precise it uses a proxy cert which is signed by the company cert.) ...
2
votes
1answer
102 views

Problem with pkg behind a chunking proxy

I have a freshly installed FreeBSD 10.1 at work in a VM. As it is behind a corporate proxy, I had to set HTTP_PROXY in environment and it began to run fine. But no way to get pkg to work correctly. I ...
1
vote
0answers
38 views

ufw firewall - how to only “allow” when I am going through a proxy

I am using a proxy to navigate on internet, and I am trying to setup a firewall that will only let me connect to internet via this proxy: if I forgot to turn on the proxy, that I should not be able ...
-2
votes
1answer
92 views

Linux : Very slow internet connections through proxy

I have changed to Linux recently. Here I am experiencing very slow Internet connections for applications like apt-get and Firefox browsing through proxy (download speed in Firefox is pretty normal). ...
1
vote
1answer
47 views

What does the %h and %p do in this command?

$ ssh -o User=fred -o ProxyCommand="nc -X 5 -x localhost:9150 %h %p" server.example.org It's from http://en.wikibooks.org/wiki/OpenSSH/Cookbook/Proxies_and_Jump_Hosts I can't find any comments about ...
1
vote
1answer
69 views

iptables: route packets to example.com via public proxy

I want to access certain websites via a public proxy and I can't seem to get it right using iptables. Let's say I want to access example.com having ip address 1.2.3.4 via a public proxy at ...
1
vote
0answers
37 views

How do I correctly configure Danted?

I have a debian droplet on digital ocean that I'm trying to get danted to work on. I know I have the right username and password and I want to set up a socks5 proxy with auth. Maxathon gives me a 130 ...
1
vote
0answers
100 views

how to use ser2net control port

man ser2net says that by running ser2net with a -p flag I can execute a number of commands. If I run ser2net -p 12345 and, then, lsof -i :12345, I can see the service on that port. How would I, for ...
0
votes
1answer
67 views

Gentoo Dns and proxy configuration

I was trying to install gentoo on my laptop but i'm unable to get internet to work on it: In my network, i can surf only through a specified proxy server so i configured proxy server using " export ...
1
vote
1answer
224 views

Can't install debian because installer doesn't parse IP correctly?

I am trying to install debian on Virtual box using debian-7.8.0-amd64-netinst.iso When I insert my proxy server http://192.168.2.2:3128, it says the installer failed to access the mirror. However on ...
1
vote
0answers
116 views

How to setup reverse FTP in RHEL?

Researched: http://www.thecave.info/export-proxy-username-password-linux/ http://stackoverflow.com/questions/5334110/text-based-ftp-client-settings-behind-a-proxy ...
0
votes
0answers
61 views

SOCKS5 Proxy for Chromium

I am trying to use my SOCKS5 proxy with username and password authentication in Google Chromium. I have tried almost every possible proxy switcher addon available in the chrome extensions store. All ...
0
votes
0answers
56 views

Gnome 3 in Fedora 20 proxy configuration

I have installed fedora 20 and i am using it in work when everyday i am at a new environment and i need to set different proxy settings... In the old Gnome In Gnome 3 that has changed In the new ...
1
vote
0answers
115 views

Redirecting all non-local traffic from specific ip to external proxy

I currently have a squid proxy running on an external server (outside the LAN, with a public IP). I would like to route all non-local traffic from a specific device through it. That is, any requests ...
2
votes
1answer
148 views

httpd doesn't serve relative url from tomcat, why not?

In a CentOS 7 server, I am trying to set up httpd to act as a reverse proxy for tomcat. I have httpd running perfectly in the sense that I type in http/mydomain.com and it serves up static content ...
1
vote
1answer
107 views

Curl 7.27: [ANY]_PROXY set; curl does not resolve the hostname via proxy

I'm using curl with a Socks proxy. The proxy is configured via ANY_PROXY="socks5://NNN.NNN.NNN.NNN.PPPP" I observed that curl resolves the hostname locally, not via the proxy. When requesting a URL ...
1
vote
0answers
113 views

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 ...
0
votes
1answer
70 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 ...
0
votes
0answers
1k 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 ...
1
vote
0answers
60 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: ...
3
votes
0answers
111 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 ...
1
vote
1answer
127 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 ...
1
vote
0answers
64 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 ...
1
vote
0answers
58 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 ...
1
vote
0answers
35 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 ...
6
votes
1answer
591 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 ...
0
votes
1answer
469 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 ...
2
votes
1answer
2k 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 ...
0
votes
0answers
102 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 ...