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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563 views

Redirect all non-local traffic to a socks proxy

Is it possible to redirect all non-local traffic to a socks proxy? so, for example i have: 4 computers (clients A-D: 10.0.0.1-4 or dhcp) 1 computer with 2 network cards (gateway-server, eth0: 10.0....
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81 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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93 views

Linux does not proxy-arp for me, despite the documentation suggesting that it does

I am working on a PDP-10 emulator (see https://github.com/Rhialto/klh10 ). The operating system installed inside it may want to communicate with the outside world via IPv4 (which was just gaining use ...
3
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694 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 ...
3
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121 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 ...
3
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182 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 ...
3
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903 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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2k 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, ...
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51 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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172 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 --...
2
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649 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
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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---...
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130 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
160 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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124 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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293 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 ...
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530 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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1k 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 ...
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29 views

How to proxy all traffic except local traffic and ssh to another server?

I have an application that connects a local database on the loopback address. I would like to send all the traffic of this application to another server to hide it's IP. The first solution I tried is ...
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0answers
13 views

Share socks5 connection to a 2nd NIC system wide

I'm trying to accomplish the following: I have a server with two NICs. One is wireless (wlan0) made as an access point (using hostapd) and the other one (eth0) is connected to a network that doesn't ...
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27 views

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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40 views

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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108 views

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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17 views

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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55 views

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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79 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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80 views

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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48 views

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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0answers
84 views

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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0answers
55 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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179 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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244 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 ...
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0answers
116 views

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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0answers
144 views

firefox 38 hanging with corporate proxy and winbind?

I seem to have broken firefox 38 and it is unusable. It just hangs and freezes for long periods of time ranging from a few seconds up to infinity - usually in steps at the authentication prompt for ...
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0answers
139 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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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 ...
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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 ...
1
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0answers
251 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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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 ...
1
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0answers
4k 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 ...
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324 views

Running a Transparent Proxy for LAN and Webserver for WAN

I am running a LAMP stack on an Arch Linux server in my home, and my router firewall port 80 is open to the world. Recently, I've decided to set up a dansguardian transparent proxy to do some web ...
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18 views

Reverse proxy for OVZ containers

Is it possible to use a reverse proxy to channel all network traffic from one domain to a single container using the same IP for all the domains? The reverse proxy would have to read the domain and ...
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0answers
2k 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, ...
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0answers
191 views

Why is Apache not respecting aliased directories?

In ssl_default.conf where Apache serves as an SSL-adding proxy for Django Gunicorn, I have: ... Alias /admin/static/ "/usr/lib/python2.7/dist-packages/django/contrib/admin/static/" ...
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546 views

HTTPS Authentication problem : Polipo

I use internet behind http proxy, and that requires authentication. I tried using polipo to bypass the authenticated proxy to 127.0.0.1:9134. Applying these settings to my browser, works fine for ...
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0answers
506 views

problem with socks in proxychains

I'm trying to connect to a socks server using proxychains. My ProxyList part of proxychains.conf is: socks5 ip1.sockssrv.org 1080 MYUSER MYPASS When I try to use it; for example using ...
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0answers
551 views

Running fetchmail with Socks proxy

I checked the manual of fetchmail, all it mentioned was SOCKS_CONF, but what is the format of that config file? And how do I know if my fetchmail is configured with --with-socks, fetchmail -V doesn't ...
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75 views

Proxy software that will decide where to send requests for linux

Does anyone know of some proxy software that is easy to configure thus.... User makes a request Request is sent to clear internet. If website can not be found. i.e. is Blocked by ISP (China) then ...
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267 views

Connection problems creating a socks server with antinat

How can I run a socks server using antinat. I read the tutorials, but I can't get it working. My firewall is off, but I get the error: proxy server is refusing the connection What could I be ...
0
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0answers
4 views

How to Include the Common ACL Rules in a Group ACL in the pfSense Squid Guard Package?

I figured out how to use the GUI to block black listed sites dependent on what time it is, but it's a little verbose for my tastes...is it possible to set a Common ACL and then have the Target ...