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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Access to the internet from a firewalled server

I'm trying to set up a test Docker platform at work. I need pull images, but can't do so because the test server does not have direct internet access (firewalled). There is another server that can ...
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How to get packets queued by the kernel packet filter?

I made simple HTTP proxy which accepts connections from clients on a fixed port; the proxy forks for every incoming connection, and the forked process deals with the flow of packets to the Internet ...
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How to proxy nmap and dns resolution of nmap

How to use nmap and dns resolution of nmap over proxy? I tried proxychains, but for dns resolution it doesn't work, it's known bug as I read on some forums. It works well without dns_proxy feature in ...
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CentOS: yum update Cannot find a valid baseurl for repo

I am trying to do yum update but I'm getting the following error. I have exported http_proxy & https_proxy Have added proxy settings in /etc/yum.conf like: proxy=http://10.44.208.10:8080 ...
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Tunneling multiple ports through a single port [duplicate]

I'd like to forward several ports from my local machine to a remote machine through SSH tunneling. However, I want this to happen across a single port. Is there a protocol or tool that can multiplex ...
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840 views

authenticating ldap users with searchguard for elasticsearch

I have an elastic-search setup with search-guard plug-in. My elastic-search web access is behind single sign on proxy , and i want to authenticated users coming through SSO according to their roles in ...
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Forward and reverse proxy to tunnel ssh through Apache

I have an Apache 2.4 server (on Debian Jessie) with multiple websites running on it with and without SSL. In the hotel where I am now, port 22 seems to be blocked, but I would like to connect to my ...
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1answer
2k views

Proxy information without username and password

I am installing Debian and have been prompted to enter proxy information in standard form of "http://[[user][:pass]@]host[:port]/". I don't need any username and password to connect through my proxy. ...
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1answer
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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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2answers
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Driver Manager through Proxy

I'm having some issues getting drivers through the Driver Manager on Linux Mint 17.3. I am currently behind a corporate proxy and do have my system variables setup appropriately e.g. http_proxy & ...
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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 ...
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Google map api and rhel proxy server

I have a RHEL virtual server that connects to our corporate environment via a proxy server. Using a Google Map API from my desktop, which sits within the corporate environment, retrieves data ...
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Linux Mint 17.3 not connecting to the internet when in terminal but able to connect using firefox, and i'm using proxy

I have installed Linux Mint 17.3 Mate on VirtualBox and have added a proxy, When using firefox I'm able to load webpages but when I try to run update of the system or to ping it fails , The update ...
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traffic routed without proxychains

Before i am encountering problem with Proxychains and Tor in Kali Linux 2 as it seems that traffic to 127.0.0.1:9050 is always denied. However, when i try to curl my ip (without proxychains), the IP ...
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435 views

redsocks within private network

Is it possible for redsocks to capture traffic within the LAN/Same subnet/private network. I need to proxy ALL the outgoing tcp traffic from a Linux device. The device, proxy server and target server ...
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Embed a proxy script in a multiwan aggregation

I currently admin a router running OpenWRT 15.05. The current setup involve 3 wans aggregated with the multiwan package available on the official opkg repos. In those 3 wans, 2 are typical DSL access ...
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Curl fails with ntlm proxy

My work uses an NTLM proxy. On my Linux servers and workstations we us cntlm to authenticate. I'm not having any issues with yum,wget, or the web browser, but for some reason curl refuses to work ...
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Webserver Browser Application

Ok so this might sound crazy, but what I want is to be able to go domain.com/chrome and have a browser open in my browser. The purpose is basically a proxy when I'm in a Net-Nanny environment. Am ...
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1answer
1k views

How to use Fail2Ban to protect ProxyPass(ed) applications

So I recently configured an application that uses WebSockets and I am using Apache proxy pass to pass on the application via domain.com/application The problem is the application is very bare metal. ...
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What are all the places http_proxy can be set?

I am trying to install a Centos 7 VM imported from another LAN environment. I have reconfigured the network in /etc/sysconfig/network-scripts/ifcfg-eth0. So now I can ssh to the machine and ping ...
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3k views

can not access HTTP site with squid3

I have a problem here, i have installed squid3 but it cant access http site like http://kompas.com , but it can access https like https://google.com here is my squid.conf #acl localnet src 192.168....
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522 views

Start proxy on system boot

So I have tor installed and have it enabled with systemctl, so tor.service starts on boot and I can automatically just configure SOCKS5 proxies to 127.0.0.1:9050. Now, tor has a few minor annoyances. ...
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Can you fake a SOCKS5 proxy?

What I'm wondering if there's a possibility to do something like curl --socks5-hostname 127.0.0.1:8080 url.com Without actually going through any proxy, just your normal internet connection, meaning ...
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565 views

after masquerading , proxy server not work

In normal mode i can get site content with proxy server (tinyproxy): curl https://anysite.any/ or curl -x 127.0.0.1:8888 https://anysite.any/ BUT, i want enable iptable masquerading for some ...
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Certain squid functions don't work, sometimes nothing at all work

I set my proxy to 127.0.0.1:3128, and then I added this to the configuration file: acl blocked_sites url_regex -i "/usr/local/etc/squid/blocked_sites" http_access deny blocked_sites http_access allow ...
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How to pass an HTTPS scheme request to a proxy without using a CONNECT tunnel on FreeBSD?

The client (C) pass through a proxy (P) to contact a server (S): A --http--> P --https--> S I need the proxy to be able to investigate the request content, for this I see two options: SSL ...
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proxy timeout, error

I am trying to set up a proxy and every time I try to use it it denies me or times out. I tried every thing. Tor is up and running properly. My system is fully updated and I'm on Kali Linux. Sometimes ...
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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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1answer
380 views

How can I reach a remote ssh server through my http proxy (80 port)?

I want to reach a remote ssh server through or over my http proxy. My proxy requires authentication, so I am a little lost.... could somebody give me a hand? Thanks in advance.
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710 views

Iptables proxy, redirect all connections from a certain port to the internet?

I have an ubuntu pc and an android phone conneted to my router through a cable and wi-fi respectively. I set the android phone to use a proxy my-wan-ip:5555 and enabled port forwarding on my router on ...
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1answer
2k views

OpenLDAP as a Proxy cache only, no local database

I am trying to get a local LDAP proxy cache running. The idea is this: Currently a computer (A) is sending all ldap requests to a remote ldap server (L) Instead of that, there should be a proxy cache ...
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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/...
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1answer
2k views

Create Wifi Hotspot for sharing SOCKS Proxy on Ubuntu Server

I'm using Ubuntu Server and I have a SOCKS Proxy server on my client which is created with ssh -D command. I want to create a Wifi Hotspot on this computer which passes the traffic through this SOCKS ...
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763 views

Is port forwarding always used in proxy server, gateway and tunneling?

It seems to me that proxy server, gateway and tunneling all forward traffic that they receive to the actual destinations. So is port forwarding always used in proxy server, gateway and tunneling, or ...
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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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1answer
1k views

Can I setup a local transparent proxy to forward requests to another another web proxy

I would like to set up a local Linux system to tunnel all http/https requests transparently through a corporate proxy. Many scripts honor http_proxy environment variables but some don't and it is a ...
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configuring httpd for multiple domains on same server

A CentOS 7 web server is hosting one public domain, called mydomain.com. The same server also has a separate vpn that hosts two apps for private authorized/authenticated users only. Httpd is set up ...
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Using remote server IP like a proxy command line on my local machine

I have a remote linux server with an ip like x.x.x.x. I want to use my server to use my commands. for example I want to use apt-get update command from my local machine and command run in my local ...
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1answer
696 views

Detect HTTPS Post Request Body (and JSON-Body)

I have a program which communicates with a server via an JSON-API. Basically what it is doing is sending POST requests to https: // myserver / json with a json-file within the POST body. I need a way ...
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1answer
3k views

About tun2socks (BadVPN) SOCKS proxy

I am not very experienced with socks proxy. Recently I found the tun2socks. If you open the link, in the 1st paragraph it says : It implements a TUN virtual network interface which accepts all ...
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Proxy pass on Apache redirects instead of proxying

I am trying to proxy an http service running on the same machine using apache proxy pass. When I try to connect to my subdomain.domain.com, I am redirected to 127.0.0.1, which is the address that I am ...
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1answer
1k views

How to route traffic through different proxy servers based on destination

Background I work on a corporate network that is behind a proxy server. I also work with some remote sites that I am able to access via a bastion / jump host ssh proxy. In my ~/.ssh/config I have a ...
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1answer
397 views

Configure Tor Browser to run over SSH SOCKS proxy?

I'd like to proxy all of my Tor Browser traffic through my home network remotely over SSH. If I have SSH access to a computer in my home network and a Tor Browser bundle here, how can I set up the ...
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Can I set a proxy for specific yum repositories?

I know I can set a proxy server globally for all repos in /etc/yum.conf but can I do it separately for specific repositories? e.g. this is a line I can put in /etc/yum.conf proxy=http://proxysvr....
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How to download a video from rtmp protocol from behind proxy using rtmpdump

I am trying to download video from rtmp://flash.dce.harvard.edu/bounce/mp4:2015/01/14328/L01/14328-20140902-L01-4-h264-av1248-16x9-852x480.mp4. My college internet runs behing proxy, Is there a way I ...
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912 views

Connect to internet through socks proxy where local DNS does not resolve

I have a local machine with CentOS 7. There is a Socks V5 proxy server on the local subnet that provides this machine with access to the internet. I am able to download files with, curl -x --proxy ...
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606 views

Connecting two end-points through proxy server with SSH tunneling

I have a simple client and a HTTP server (port 80). In some cases, the client and server can exist on different locations, NAT'ed behind a firewall (allowing only outbound connections to port 80). I'...
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1answer
2k views

SLES can't upgrade packages via zypper or yast2 [closed]

I am getting errors whenever this box tries to phone to grab a package. via yast: There was an error in the repository initialization. Download (curl) error for https://nu.novell.com/repo/repoindex....
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561 views

Proxy connection via SSH from one terminal to another

I have a private proxy which can be either HTTP/SOCKS, and i am renting a Linode server that i use for web-hosting. If I use a program like putty to SSH onto the webserver and run who it will display ...
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tcp_outgoing_address: cannot connect to website

I have a LinuxMint running in a virtual box. I have installed a squid3 proxy server and it is working. However, if I want to add a tcp_outgoing_address it is not working. I am using the default ...