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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1answer
96 views

Local transparent proxy

In my workplace I'm using Debian Linux. It is, however, a Windows shop and recently they decided to install a proxy that needs my Windows domain credentials to use. I can only access the Internet ...
0
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1answer
442 views

Disable SSH tunnel “open failed” messages

I want to disable the "open failed" messages that appear in a SSH session when tunnelling is disable. It interferes with my SSH session if I'm, for example, writing something in vim, then the whole ...
0
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1answer
337 views

Redirect proxy traffic through another IPv4 address

I have a CentOS 6 box running Squid and Privoxy to create a custom proxy setup. The server has several public IPv4 addresses configured on virtual eth0 interfaces. My Goal: I want to send all proxy ...
2
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0answers
174 views

Privoxy - Annoying Error Used IPTables

I'm running privoxy off a machine that also has hostapd installed, I am trying to run all http traffic from hostapd through privoxy i have already tried this: iptables -t nat -A PREROUTING -p tcp --...
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1answer
77 views

Install nginx as proxy after Apache

If I install nginx as proxy on my Debian wheezy server, what steps would be needed to change my apache configuration so all static content is directly delivered by nginx? I already have some 250 ...
4
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3answers
402 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
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1answer
302 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
1answer
916 views

How to update squid proxy 3.5 in Centos 6?

I am 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.
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1answer
349 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 ...
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1answer
91 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 ...
2
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1answer
2k 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 ...
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1answer
2k 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 ...
3
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2answers
7k 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
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1answer
72 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 ...
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0answers
509 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 192....
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1answer
217 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 ...
2
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1answer
1k views

httpd 2.4.10 in CentOS 7

How can I update my httpd version 2.4.6 to 2.4.10? If I try to update it with yum, it says that I have the latest version. I want to update httpd to 2.4.10 version because a security issue of the ...
0
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1answer
228 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 ...
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2answers
5k 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 ...
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0answers
370 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
2answers
1k 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 ...
1
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1answer
204 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, ...
2
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0answers
655 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
434 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 ...
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0answers
140 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 ...
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1answer
295 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). ...
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1answer
517 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 ...
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1answer
434 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 5.6.7.8:...
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0answers
122 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
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1answer
653 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
307 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
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1answer
618 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 ...
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1answer
316 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 http://www.cyberciti.biz/faq/linux-...
1
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1answer
279 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 ...
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0answers
228 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 ...
3
votes
1answer
575 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
425 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 ...
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0answers
253 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 http://serverfault.com/questions/648460/...
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1answer
158 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 http_proxy=http://username:pass@...
0
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1answer
249 views

SSL-encrypted proxy server for war files in CentOS 7

How can I configure a CentOS 7 web server to serve only SSL-encrypted content from war files, with tomcat running behind a proxy server? I imagine this involves using firewalld, https, and tomcat. ...
1
vote
1answer
177 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: ...
4
votes
1answer
301 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
510 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
89 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 ...
2
votes
0answers
138 views

bonding multiple proxy connection

I want to use multiple proxy servers at the same time to speed my downloads. Reverse proxy products such as haproxy and nginx can use multiple proxy servers, but only one proxy per session. Client---...
2
votes
1answer
53 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 ...
9
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1answer
3k 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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vote
1answer
5k 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 ...
3
votes
1answer
8k 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 ...
2
votes
0answers
131 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 ...