A method of connecting to the internet through an intermediary (a proxy server) which handles connections and redirects them.

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Unable to run apt-get with proxy even after setting the environment variables

I was trying to configure proxy in my lubuntu 14.04. Since I wanted to use the username and password for my proxy authentication, I opted ntlm and installed it. Now I can use my proxy link as ...
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15 views

why can't system proxy work while firefox/chrome works well with proxy?

I'm in a lab and have to use proxy for Internet access. I can set proxy on firefor/chrome (8080) and use the proxy to access Internet. But when I set the proxy on system setting of ...
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27 views

Internet Connected but cannot visit websites

My laptop is Elitebook 745 G2 running Ubuntu 14.04, new installed. It has dual OS: Ubuntu and Windows. The internet service works well in Windows, but cannot work in Ubuntu, though it is connected and ...
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1answer
14 views

Juju - Proxy issue

I am using ubuntu 14.04, my juju environment is MaaS, however seems like my MaaS server doesn't have direct internet connection, for example: If I do apt-get update it shows connection. But if I do ...
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21 views

How to use XDM with proxy extensions in chrome

I am using XDM for downloading files but i also uses browsec to change proxy of my system. After installing we have to integrate manually XDM in chrome and used this method to do the above. ...
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1answer
21 views

Why can't I install software through my working Internet connection?

I have recently installed Ubuntu 12.04 on Dell Vostro 1014. While I was installing the OS, my system was connected to a network via the LAN cable. The network required a proxy for connection. Now when ...
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2answers
123 views

Persistent SSH Connection

I use this command to make an SSH tunnel to a remote server. ssh -D localproxy:9999 -C tcx0@111.222.333.444 I also made a shell script using expect command to auto process entire process with also ...
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19 views

Transparent Proxy Configuration does not work

I need a little help with setting up a transparent proxy using squid3. I have the following situation: I am behind a explicit proxy and want to put a transparent proxy in front of it, so software ...
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182 views

Squid Cache Problem on Webmin

I'm new to Ubuntu, Webmin and Squid So I'm following the tutorial to set up my squid proxy server on webmin I'm able to start the webmin and squid. But unfortunately after I got to the step where we ...
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1answer
17 views

Network and terminal proxy [duplicate]

I use my Ubuntu 14.04 laptop in 2 networks. One of the network requires a network proxy. So suppose initially my laptop doesn't has any network proxy added to it. I switch it on and add the network ...
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16 views

Why is "the communication stream of managed proxy '/usr/local/bin/obfsproxy' 'closed?

I've installed obfsproxy 0.2.13 using pip. When I start Tor, after Bootstrapped 90%: Establishing a Tor circuit then I get the warning The communication stream of managed proxy ...
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2answers
37 views

Home server, where to start

I'd like te set up my desktop at home as a server with multiple services: First: NAS and remote desktop control, in browser, but terminal only (like telnet) is fine by me. Next: I would also like ...
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1answer
56 views

How to set up custom routes with 3 NICs

This is my network topology: I want every data proxy incoming request to eth0 to reply via eth0 , as well eth1 will reply to the data coming into eth1 too... Active Route : Kernel IP routing ...
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42 views

how to install and setup privoxy with adblock plus filter?

I am using Ubuntu 14.10 64 bit and the adblock plus extensions always slows down my Firefox specially Facebook, so I want to use privoxy but it's not as effective as adblock plus. I have tried ...
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20 views

Is there a program for Ubuntu like Proxifier, that works with all applications?

I'm using Tor to access blocked websites in my school (Internet access through proxy with authentication). In Windows there is software called Proxifier which routes all connections and acts like ...
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10 views

How do I configure the Ubuntu SDK to use a proxy cache?

The Ubuntu SDK sets up emulators for me, which seems to involve a call to click chroot which then runs debootstrap. How do I pass through my proxy server settings through to debootstrap? I want to do ...
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1answer
24 views

How to escape @ symbol in enviroment file? [duplicate]

I have my /etc/environment file set up with proxy settings. It looks like this - http_proxy="http://userName:password@proxy:port/" https_prxoxy="http://userName:password@proxy:port/" The password ...
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2answers
45 views

Unable to acces twitter.com website

I can't access twitter.com. I don't know why. Is it due to proxy or other things?
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20 views

Using ssh as a proxy

I work remotely and I don't have access to some resources of my company from my local machine. Those resources can be accessed only from remote virtual machine. It's not very handy and I see two ...
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34 views

Squid/DansGuardian: Block tls on specific websites

I have successfully set up squid in combination with DansGuardian and it blocks http-traffic really wel. Sadly (and understandable) it doesn't block https at all. Is there a way to: filter specific ...
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16 views

Virtualbox in a host with static IP and require proxy [duplicate]

My host machine is a 64-bit Ubuntu 14.04. I try to install Ubuntu 12.04 in virtual box, and got problems with network. My host machine can only use static IP, moreover, everything internet connection ...
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14 views

Ubuntu as a bandwidth throttling box on windows network

I need to test the performance of some applications over different capacity connections (broadband, EFM, LAN extension etc). How would i configure an Ubuntu server to sit between the main network ...
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25 views

Transparent proxy listening on sub-interfaces

I have iptables and squid on the same box. HTTP traffic doesn't seem to be going through the transparent proxy when I change my rules on the filter table. What is the best point to filter http ...
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1answer
11 views

extra http in http_proxy setting

I've just installed Ubuntu on a desktop at work. All traffic flows through a proxy. For some reason Firefox works fine with the set proxy, but nothing else. I checked the terminal with: set | ...
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10 views

What protocol does the system-wide proxy use?

I'm writing a SOCKS5 proxy (hoping to integrate native encryption options (4096 bit GPG encrypted exchange for the 256 bit AES communications cypher) because I'm bored and need something to do). When ...
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54 views

svn: E175002 GET request failed: 502 proxy error

I was trying to checkout http://svn.ascend4.org/trunk/ but i after some time i get the following error: svn: E175002: GET request on '/!svn/rvr/2649/trunk/tcltk/interface/BrowserQuery.h' failed: ...
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42 views

apt-key fails behind proxy

Our company uses a filtering proxy which is setup correctly in /etc/environment and apt.conf.d Regular internet access via http and https work but if I try to import a pgp key from ...
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17 views

Running tinyproxy through proxychains

Is it possible to run tinyproxy through proxychains? I want to be able to configure applications to run through proxychains, by running through local proxy 127.0.0.1. So far, I've tried adding ...
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40 views

Unable to use pidgin with proxy

I am unable to use Pidgin through my institute network which has proxy(for my yahoo account). The solution suggested in this link does not work with me. I did a lot of googling ,yet I couldn't find a ...
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24 views

I'm new to UBUNTU 14.04 and i behind the proxy of owr college [duplicate]

I can't update or install any software using terminal and ubuntu software center.Through using terminal, i find error which "failed to fetch" and unable to locate the package. I also have problem in ...
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34 views

Simple internet traffic whitelist

I've been searching like crazy trying to find a solution to a problem that seems like it ought to be very simple. All I want to do is block all internet access at the system level, except for a ...
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68 views

Setting no proxy, proxy and Authenticating network from terminal [duplicate]

Somehow I can not access my desktop and have access to command-line. I can ONLY see wallpaper after login (no icons), I think I messed up with lightdm. Other posts suggests that I can reconfigure it ...
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41 views

XDG_Runtime_dir Variable not set

Per this link: http://superuser.com/questions/269407/apt-get-behind-proxy-on-virtualbox-ubuntu/506066#506066 I update my ~/.bashrc file with export http_proxy="<my proxy>" export ...
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30 views

NO_PROXY environment variable limit

I'm setting NO_PROXY and no_proxy environment variables in a Ubuntu 12.04 LTS box. From this VM I should create a template. Each environment variable is composed by more than 1000 entries (basically ...
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15 views

Maintain a local cache for offline browsing

I am building a web kiosk that I want to be available even if internet is lost. The browser is chrome and its based on Ubuntu. Is there a way to do this with a local proxy/cache server running on ...
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20 views

Installation of Ubuntu server with proxy settings

I have been installing the Ubuntu 14.04 server. During the installation process, it asks for network configuration. I have proxy set up in my college campus hence I donot know about the IP address ...
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1answer
65 views

Squid3: allow some site only for some user

I've a squid3 proxy on my server ubuntu. I would allow access to a group of sites only to a group of users. Now my simple code is this: acl WHITELIST url_regex "/var/proxy/whitelist/test.whitelist" ...
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32 views

Creating a VPN connection from an Ubuntu Server 14.04 LTS

I'm using an ubuntu server as a LAN internal proxy server to connect to IRC servers using irssi. I would like to be able to tunnel that traffic through a VPN. How would you install vpn onto ubuntu ...
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106 views

Nginx using default configuration on its own

I have set up Nginx on Ubuntu server 14.04 I want to configure a very simple server block that listens for /app path and redirects traffic to a running nodejs instance locally. I have done that with ...
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42 views

HAproxy rewrite to subdir

I use HAproxy (version 1.5) to redirect to my OpenStack dashboard. The dashboard has the URL https://10.10.10.10/horizon If I access the dashboard through HAproxy via the URL https://haproxy/horizon ...
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2answers
106 views

Unable to download anything from apt-cacher-ng proxy

I have installed apt-cacher-ng on my server. There are about 10 clients which will use this proxy to download the packages. Things were working fine since many days, however, all of sudden I started ...
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1answer
79 views

SOCKS proxy to SSH server behind HTTP proxy

I set up a SOCKS proxy at port 9090 to computer B elsewhere: ssh -D localhost:9090 user@B and configured it in my local Google Chrome browser. However, computer B is behind an HTTP proxy, so HTTP ...
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15 views

Monitoring user proxy activity

i want to ask about monitoring package.? which one you recommended to me? Darkstat, cacti, nagios, webhtb, sarg, or you can tell me more about it. it's okey. I am happy to break my OS and format it ...
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11 views

Update error : Clearsigned file isn't valid, got 'NODATA' [duplicate]

We use a proxy at our work location. I have updated the same in the 'Network' applet. However, I keep getting this error. I have had a look into similar posts - but, there isn't something that clearly ...
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1answer
45 views

Cannot use Thunderbird properly with proxy setting

My laptop is running Ubuntu 14.04 LTS. After setting the proxy in the system level, the softeware center and chrome browser can work well. But Thunderbird cannot. No matter what is the proxy setting ...
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12 views

Update and upgrade

I installed Ubuntu 14.04 without an internet connection. Now I am unable to see even basic packages like synaptic / software center. What are the installation steps that I missed without internet and ...
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61 views

how can set the proxy in my computer

My computer is Elitebook 745 running Ubuntu 14.04 LTS. It can connect to the Internet very well in my working space where is no proxy server. In my residence, there is a proxy server. It can be ...
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1answer
179 views

Wget command error (Error parsing proxy URL http://localhost:4001 : Bad port number.)

I was trying to download and install a package using terminal(wget) that i get this error: Error parsing proxy URL http://localhost:4001 : Bad port number. I think it's because of bad ...
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1answer
77 views

apt-get install proxy problem: no such file or directory

I can't seem to install anything using apt. I guess it's a proxy issue, but I checked /etc/environment and I've included all the necessary proxy information. I've included a picture of the errors I'm ...
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87 views

problem about setting up unbound with dnscrypt

I tried to set up a local DNS service with unbound and dnscrypt . I set it up and works well . but when I 'm trying to change it to TCP request mode , it doesn't work . the content of unbound.conf : ...