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

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12
votes
3answers
80k views

how to install packages with apt-get on a system connected via proxy?

I've got an Ubuntu 11.10 system connected via a proxy to the internet, and I would like to install packages via apt-get. When I try to do that I get this error message: sudo apt-get install ...
36
votes
5answers
75k views

How do I set systemwide proxy servers in Xubuntu, Lubuntu or Ubuntu Studio?

I cannot find the settings anywhere do I have to set it through terminal through gconftools or is there some GUI present for it?
15
votes
9answers
57k views

407 Proxy Authentication Required

When I try to install a software using Ubuntu Software center I get: Failed to download repository information Check Your Internet connection When I try to do a apt-get install something, I get: ...
5
votes
3answers
8k views

Apt-get update with an @ in password error

I want to update ubuntu 11.04 throught apt-get. So I added the following lines in apt.conf export http_proxy=http://username:password@proxyserver.net:port/ export ...
9
votes
3answers
23k views

Where are the system-wide proxy server settings?

I access my Internet connection through through a proxy server. All I need to enter is HTTP address and port. Where can I enter these for system-wide settings? Note: this question and answers ...
37
votes
8answers
45k views

How do I get add-apt-repository to work through a proxy?

I'm trying to follow the "Installing Cross Toolchain on Ubuntu 10.04 (Lucid) and 10.10 (Maverick) Hosts" instructions on wiki.linaro.org (on my Ubuntu 10.04 VM). The first step is: sudo ...
11
votes
7answers
85k views

How to configure proxy authentication to work with Ubuntu Software Center?

I have tried put in apt config Acquire::http::proxy, and in Network>Network proxy with and without user:password@server:port and using environment variables http_proxy and https_proxy. Nothing seems ...
45
votes
11answers
4k views

Can't update because the word prox* is blocked

I live in Ethiopia and the government blocks all urls with the word "proxy" in them. I couldn't use that word in the title above because that would make the url contain the word proxy. When I ...
11
votes
3answers
22k views

How can I configure proxy authentication?

The Ubuntu 11.10 has only simple proxy configuration. Where is the authentication option? so it can be used to download packages?
3
votes
3answers
5k views

apt-get 403 Forbidden

I've start a new job today and I am trying to set up my machine to run through their Windows server. I've managed to get a internet connection through the server now but now I can't run apt-get ...
14
votes
6answers
11k views

Ubuntu One behind a proxy, how to make it work?

I am behind a web proxy server at work (no authentication) and I have set it up in Gnome (configuration applied system-wide). It works fine for accessing internet with a browser, but numerous ...
9
votes
8answers
33k views

How to check if Network Proxy is really applied?

I'm trying to set Network Proxy to use my LAN's internet connection to update packages. while the proxy settings works on my firefox, but the package manager still cannot connect to Internet. I have ...
24
votes
1answer
72k views

How do I configure proxies in Ubuntu Server or Minimal (CLI) Ubuntu?

How do you configure proxy settings in the Ubuntu Server or Minimal (CLI) versions using the terminal?
12
votes
3answers
10k views

How do I add a repository from behind a proxy?

Hi I've a problem at the office. We're behind a proxy (which is set and applied at ubuntu proxy settings) and when I try to add a repository from terminal, I get: Error reading --some url here--: ...
5
votes
8answers
30k views

Proxy settings not working

I just installed Ubuntu 11.10 with Wubi and I am currently on a campus that requires the usage of a proxy server. I went into System Settings/Network/Proxy Settings. Didn't work. I manually set the ...
15
votes
1answer
24k views

Where to set proxy ignore list?

I upgraded to ubuntu 11.10 from 11.04, shocked to see few things... My system is behind a proxy, so I did set a proxy setting. Being a web developer, I want to remove a lot of addresses that I type ...
4
votes
3answers
15k views

How do I set a system wide proxy with a username and password?

I'm trying to set a system wide proxy, and I'm specifically having difficulties with apt-get for installing applications on my Ubuntu. I'm in a university using a proxy server with username/password. ...
0
votes
2answers
7k views

Tor check failed though Vidalia shows green onion

I have installed tor successfully and Vidalia shows it is running without problems; however, when I check if I am using tor in this website I get an error message saying I am not using tor. I have ...
10
votes
5answers
24k views

Best way to set up DNS caching?

In order to speed up DNS lookups, I want to install a DNS cache or proxy. I can see at least three programs I think will do the job: bind9, pdnsd, or dnsmasq. I would like to make sure that if I ...
19
votes
9answers
5k views

How can I access Facebook and other forbidden websites in China?

I'm flying to China soon for a long time, so I'd like to know how to configure my Ubuntu 11.04 so I can access forbidden websites (like Facebook) I've heard about VPN and Proxy, but I don't know how ...
4
votes
2answers
7k views

Is there any utility like `Proxifier` for Ubuntu?

I'm looking for a program which acts as a proxy manager for Ubuntu just as Proxifier does for windows.
7
votes
3answers
13k views

How can a proxy be set for the whole xubuntu system?

Hello I need to find out how to enable a system wide proxy in xubuntu 10.10
5
votes
1answer
11k views

Set up Proxy server on Ubuntu

Few years ago I have configured proxy server on freebsd by IT guys. it's functions register computers by MAC address. filter web sites, messengers, downloads set few computers without internet ...
4
votes
1answer
2k views

How can gnome based applications such as rhythmbox use a proxy

I happen to be using xubuntu but I dont think the desktop-environment is applicable in this context. I noticed that some gnome-based applications such as rhythmbox cannot fetch any information from ...
5
votes
0answers
19k views

How to use apt-get/synaptic behind a proxy? [duplicate]

Possible Duplicate: apt-get does not work with proxy I use net connection that needs proxy, user name and password, I can access to the net by firefox, but I can't update my system or use ...
11
votes
1answer
3k views

How do I ignore a proxy if not available?

Following the instructions in Best way to cache apt downloads on a LAN?, I've set up a caching proxy in my local network. Since that machine is not always up, I'd like to be able to refresh the ...
12
votes
3answers
16k views

Adding a ppa repo and get key signed - no valid OpenPGP data - proxy issue?

I want to get a ppa key signed I tried apt-key adv --keyserver keyserver.ubuntu.com --recv-keys A258828C Executing: gpg --ignore-time-conflict --no-options --no-default-keyring ...
12
votes
3answers
9k views

Configuring Firefox to use a proxy from the command line

I'm looking for a way to tell Firefox to use a proxy in Ubuntu Ludid (10.04.1 LTS). I'm installing Ubuntu semi-automatically on several identical machines. For this, I use a script that, amongst ...
9
votes
2answers
20k views

What happened to /etc/apt/apt.conf?

I was browsing through the apt folder to try my proxy settings and I was unable to find the apt.conf file in Ubuntu 11.04. Is there any alternative file for it? Adding proxy settings to 99-synaptic ...
4
votes
4answers
21k views

How to configure Software Center to work with HTTP proxy?

I installed Ubuntu 12.04 LTS using the Windows installer (Wubi) yesterday. And then I tried to install Chrome, Flash player, etc., but nothing worked. Then I tried installing some random package using ...
4
votes
2answers
976 views

Is there a chat application that supports a proxy?

I've upgraded to Ubuntu 11.10 and it seems that it has a lack of support for internet connections with a proxy. Pidgin has stopped working, and when I go to the Proxy tab, under the settings window, ...
1
vote
3answers
396 views

apt-get doesn't work behind a proxy

My company uses an HTTP proxy and our various Ubuntu 12.04 servers therefore need to be configured properly, namely by setting \etc\apt\apt.conf.d\80proxy to: Acquire::http::Proxy ...
6
votes
2answers
1k views

Gwibber does not respect proxy settings

Is there any way to make Gwibber respect the system proxy settings? Right now, if I try setting up a Facebook account from the "Broadcast Accounts..." option, it comes back with an "unable to load ...
6
votes
1answer
4k views

Using an APT proxy for downloads during installation

During system installation from a Desktop LiveCD (10.10) I checked the "Download updates during installation" option. Before starting the install I had configured an apt proxy server. The proxy ...
4
votes
2answers
2k views

How to get pianobar working with tor and polipo

Wanting to listen to Pandora from outside the US, I followed the instructions here and changed my /etc/tor/torrc file according to the instructions here. I learned about pianobar, a console-based ...
3
votes
1answer
2k views

Transmission tracker and/or torrent traffic through proxy

I am trying to get Transmission to connect through a SOCKv5 proxy. I am not able to find any settings in the graphical interface to Transmission that allows me to change proxy server for the program. ...
2
votes
0answers
426 views

network profiles in ubuntu 12.04

I use a wired connection at home and in college. But at home i set my ipV4 settings to automatic DHCP whereas in college I need to manually enter the ip address, subnet and gateway and i also need to ...
1
vote
3answers
714 views

How to download packages without using the software center?

Where can I manually download stuff from (in a user friendly way) without using the Ubuntu software center? And if that's not possible, how can I fix the proxy restrictions of the software center. It ...
1
vote
1answer
3k views

error 503: service unavailable when using apt-get update behind proxy

I am using a transparent proxy (other box). When I try to do an 'apt-get update' I get these warnings (in german): ... W: Fehlschlag beim Holen von ...
0
votes
1answer
767 views

Bypass Authenticated HTTP Proxy :Ubuntu

Is there any way to bypass authenticated http proxy to something like 127.0.0.1:port, so that we could use it any application, simply by filling out the proxy 127.0.0.1:port (which could be used for ...
0
votes
2answers
4k views

GPG error in Ubuntu update

When I run the sudo apt-get update, it results in the following Reading package lists... Done W: GPG error: http://ppa.launchpad.net lucid Release: The following signatures couldn't be verified ...
0
votes
1answer
6k views

Proxy configuration change

There used to be an option in proxy configuration that was: Use this proxy server for all protocols However, in 12.04, I can't find it. Is there anyway to reproduce its behavior in a handy way? I ...
-1
votes
2answers
324 views

Can't download anything due to proxy

I'm using 13.04 for the first time and I am using proxy base server that's why I can't download anything while I use apt-get update then it shows this message ...
8
votes
5answers
17k views

What alternatives are there to Fiddler debugging proxy?

I'm looking for a good and famous web debugging proxy that can logs all HTTP(S) traffic. Like a fiddler for Windows. I found that it doesn't work on Ubuntu. So is there any one for Ubuntu?
10
votes
5answers
11k views

How to access blocked sites?

I am in Pakistan and YouTube is blocked here. I want to take the Lecture videos from YouTube. In Windows, I was using Hotspotshield to bypass the proxy. But now, using Ubuntu, I don't know how to ...
7
votes
4answers
17k views

Can't complete dropbox installation from behind proxy

Problem: My PC on campus sits behind a proxy (requiring authentication) and I can't setup Dropbox. I am convinced that this is a proxy issue as I can't setup Ubuntu one either (but I don't use Ubuntu ...
6
votes
4answers
28k views

Setting up proxy to ignore all local addresses

I am trying to bypass the proxy for all addresses that are local network addresses. Such as http://test/ and http://mymachine/ and http://hismachine/ Is there an easy way to do that?
8
votes
2answers
12k views

How do system wide proxy settings work?

Back in Windows land, it was only Chrome and IE and few other softwares that used IE's internal proxy settings. I'm interested to know how does it work in Ubuntu/Linux in general? Often just setting ...
7
votes
3answers
3k views

Is there a way to use Tor system-wide?

Almost everything is blocked where I am and I need to use a transparent proxy to access anything. I tried using Tor (online anonymity software) but it doesn't work for all the system applications. I ...
5
votes
2answers
10k views

syntax for SOCKS proxy in apt.conf

I want to add SOCKS proxy settings to /etc/apt/apt.conf. What is the syntax for it? Is it same as http and ftp syntax? Thanks.