Questions tagged [proxy]

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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568 views

Using socat to Tunnel/Proxy TCP want to split send/receive into separate files

I'm using socat to dump plain TCP (e.g. HTTP) traffic: socat -v tcp-listen:$PORT,reuseaddr,fork,keepalive tcp:$TARGET_HOST:$TARGET_PORT At the moment all send and receive traffic is dumped into ...
4
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1answer
949 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 ...
4
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1answer
847 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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4k views

Curling a https url via a proxy results in NSS error 5938

A B2B partner needs to make a callback from a Redhat machine to an API method on our web server (Centos7). We added their IP address to our software firewall but nothing was going through. They ...
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837 views

Route all traffic through proxy

My school uses a proxy with authentication to filter the internet. I have a Node.js script that needs to establish a connection to another server via non-http ports ( >1024). How do I send all of my ...
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670 views

Trying to download new Yakuake skins on my Arch/Gnome installation, but cannot

Currently I am using Arch Linux with a Gnome Desktop Environment. Now I have chosen to use Yakuake as my terminal. I'd like to use other skins that other people have put up online for my terminal. ...
3
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1answer
5k views

Proxychains not working behind proxy

I am able to access internet only behind a proxy 172.16.24.4:3128. When I run proxychains with proxy given by Tor, then my proxychains works fine, but when I run proxychains with the proxy through ...
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117 views

Central solution for switching proxy settings

At work we have a proxy server, at home I do not have one. In total I have 5 virtual machines and a bunch of other programs which do not support using the system proxy settings. When I come home from ...
3
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1answer
372 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 ...
3
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0answers
2k 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.) ...
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186 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 ...
3
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0answers
285 views

IMAP caching proxy for sharing connections

I'm trying to find an IMAP proxy in which multiple clients will share a single connection to the same server. The reason for this is because most mail providers only allow a limited number of IMAP ...
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0answers
1k views

Route all HTTP traffic through polipo

I've set up polipo on my machine to listen to the default port 8123. To test it, I set the in-memory cache to a ridiculously high 2 GB and downloaded a 50 MB file using wget utilizing the proxy. ...
3
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1answer
2k 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) ...
3
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0answers
907 views

How to bind ppp0 interface (PPTP VPN) as 'external' in proxy server?

I'm trying to bind ppp0 interface (PPTP VPN) as 'external' interface in proxy server (Tinyproxy). Unfortunately it does not work. Using route add -net default gw 10.9.0.1 I can make all the traffic ...
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3k views

The right way for dynamic ssh port-forwarding

Want my Firefox could use localhost:9099 proxy forwarded from vps server, why it doesn't it work this way? I always get bind: Address already in use $ ssh -vfND 127.0.0.2:9099 vpn OpenSSH_5.9p1, ...
3
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1answer
2k views

SOCKS proxy configuration on KDE 4.4.5 / Debian 6.0.5

I've been trying to use a SOCKS Proxy which I have been using with success from an Ubuntu 11.4 box with GNOME on my Debian box with KDE.The socks server is bound to the local port 1080 through the ...
3
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1answer
523 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 ...
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0answers
254 views

How to pass options to ssh proxy command?

To collect some data from a bunch of hosts I use a bash script which calls scp in a loop. Most of these hosts are configured for ssh public key authentication. I may skip those which have no key ...
2
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1answer
182 views

OpenBSD relay, https proxy for multiple domains

I'm trying to make a proxy for 3 web servers (running on the same machine as the proxy). A have successfully configured relayd to redirect a request to correct port by their host header, but I cannot ...
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0answers
270 views

how to set up proxy pass or iptables for ssh?

I tried to set up a nginx server for my pi's at home. The problem was, the dyndns take too long to update. therefore I can't access my gitolite server. So instead of using dyndns, I set up a ec2 ...
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0answers
439 views

Configuring Squid as a proxy server that allows torrenting

I have an Ubuntu 16 server with Squid 3.5 installed. The squid.conf file only has two lines: http_port 1234 http_access allow all Right now I can set this server up as a proxy, and use it to send ...
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165 views

How to offload TLS client certificate authentication to a simple proxy

I have a web application that is accessible only through HTTPS with client certificate authentication. I need to run some analysis tools which don't cope well with client certificate authentication. A ...
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0answers
299 views

error installing oracle 11g on Ubuntu 17.04 Mate

I am trying to install Oracle 11g on my Ubuntu Mate 17.04 machine. In one of the installation steps, I am required to key in the proxy details/credentials. In our college, there is a wifi as well as ...
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0answers
419 views

How to handle duplicate AD usernames from different domain for authentication using ldap proxy + nslcd

I have scenario in which there is one ubuntu machine which serves as ldap proxy using ldap as backend and i have two windows machine 2008 r2 having active directory each with different domains let say ...
2
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1answer
353 views

Proxy sub.domain.com/link1 -> 10.1.1.1:8080/someotherlink1

Trying to do a simple proxy from sub.domain.com/link1 to another server 10.1.1.1:8080/someotherlink1. This is what my server context looks like: (I modified the default nginx.conf) server { ...
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2k views

proxychains is revealing my public IP, not properly using Tor proxy

I'm trying to setup proxychains on my system in order to randomise my IP address. I want it to use the Tor network. I have installed proxychains and Tor via apt get install and started Tor with ...
2
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0answers
288 views

Set up a proxy for Simplenote

At work I have a proxy. When I configure it in Linux everything goes perfectly. But now I'm starting to an app call Simplenote that doesn't have a proxy option, so it's not working. What I would like ...
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786 views

firewalld + squid : how-to setup a proxy

infra-server with IP x.x.x.x (with no internet connectivity) does the following request: $ wget http://google.com --2016-11-04 09:32:55-- http://google.com/ Resolving google.com (google.com)... 172....
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503 views

Why would all our CLOSE_WAIT connections have 24 bytes in the receive queue?

We have an Apache reverse proxy that is having connectivity issues with the back-end. This results in timeout errors such as this: [Thu Apr 21 12:12:26.031207 2016] [proxy_http:error] [pid 64620:tid ...
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151 views

Proxy Filtering with Squid

I am currently faced with a situation where i would like to deploy a proxy server on amazon EC2 running on Ubuntu. What i am trying to achieve is to have Wifi users in each site have their traffic ...
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8k views

Transparent HTTPS Squid proxy with upstream parent

I've got a network without direct internet access where I have Squid 3.5.9 as a transparent proxy listening on tcp/8080 for HTTP and on tcp/8443 for HTTPS (redirected via iptables from tcp/80 and tcp/...
2
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1answer
369 views

Identical situation different results! cannot watch youtube over proxy

I use a socks5 proxy for daily Internet browsing to bypass Internet censors (actually it is a Windows application called freegate and I use it under Wine it doesn't need accounts or anything: it is ...
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0answers
530 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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2answers
1k 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
267 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---...
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0answers
184 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 ...
2
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0answers
301 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 ...
2
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0answers
3k views

How to configure Squid for Microsoft Outlook?

I have configured a Squid proxy server on RedHat Enterprise Linux 5.4. All my Windows clients have been configured to use the proxy at 192.168.5.100, port 3128 when accessing the Internet. However, ...
2
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0answers
554 views

Squid cache problem

If I put in my test_site acl (deny access policy) a site (i.e, www.aaabbbccc.com) which nobody ever accessed and do a squid -k reconfigure, Squid then appears to correctly log the site. I then ...
2
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1answer
297 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. ...
2
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1answer
1k views

nginx behind proxy server

I have nginx to forward traffic to certain site, example config: server { listen 80; server_name *.company.com; location /CentOS/7.2.1511/x86_64 { proxy_pass http://mirror.centos....
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25 views

how do I include my server name and IP in my pac file?

I have this proxy.pac function FindProxyForURL(url,host) { // Verify if host part is an IPv4. Match = DIRECT as the IP var hostIP; if (isIpV4Addr.test (host)) { hostIP = host; } /...
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29 views

Linux Mint : Cannot do apt-get update

I'm using the Linux Mint inside a proxy. I already configured the proxy settings in /etc/environment for the whole system and I used this solution (https://askubuntu.com/questions/257290/configure-...
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19 views

How to chain two proxies, or: How to redirect network traffic from one process, to a local proxy

Here's the scenario: I have a proxy, that when Chrome is setup to map requests to, records the requests from Chrome + the responses from the real server. It records all of this in a special format, so ...
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0answers
47 views

How to configure squid to accept all http headers

I'm trying to connect to my SSH server through squid using HTTP injector but I get a protocol mismatch. The problem is only with the following payload I guess as it has a \n before GET. Using some ...
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1answer
52 views

Utilize established ssh tunnel from another shell?

I have an established ssh tunnel (port 9876) that is running in the background and was established with this command: /usr/bin/autossh -M 0 -o ServerAliveInterval 30 -o ServerAliveCountMax 3 -D 9876 ...
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0answers
195 views

Redirect request to corporate proxy server with nginx reverse proxy

I have a Gentoo linux where I run an application that makes requests to a certain domain, but does not respect my proxy setting I made in the environment variables (http_proxy, https_proxy, HTTP_PROXY,...
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0answers
25 views

How can I connect to an SSL-only website with a non-SSL-aware program?

I have a program on CentOS 6 that connects to a server online. I believe the server has been upgraded to require SSL, but my program version does not support that and I cannot easily build a newer ...
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29 views

Network Manager which hides proxy from applications

Is there a network manager similar to the network manager program which can handle proxy information (HTTP with authentication) and does not require the individual setup of programs; ie. All network ...