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Questions tagged [proxy]

Device or program that stands between two or more interconnected programs/devices

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IIS Forward Proxy HTTPS

I have to configure IIS as Forward Proxy to allow internal servers to get Access to Internet, however, I was read in this article that it's not possible to send HTTPS request trought ARR because it ...
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Connect to the internet and other containers from inside Docker container

I'm not sure whether to post it on Stackexchange's DevOps website, Network Engineering website, Super User's or here but, I thought this would be the best place for it. In case it's not, please move ...
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1answer
16 views

Stuck at setting up full proxy with HAProxy

I have gone through various answers on this forum and others and tried to debug my HAProxy configuration- alas no success. I am newbie at HAProxy and am facing challenges getting it to work the way I ...
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How do I assign a specific interface or IP for squid to use for outbound external authentication (ldap)

Background: I have a few pfSense servers that run a squid proxy, each one is configured with a central LDAP backend available over a VPN tunnel, is most cases this is OpenVPN but in one case we are ...
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1answer
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Assigning ipv6 addresses for multiple ipv6 only proxies

I'm a bit new to IPV6, so please correct me if I have some horrible misunderstanding somewhere. I have a situation where I want to run multiple ipv6 only proxies on Linux (Ubuntu 18.04 and proxies ...
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1answer
25 views

Getting squid proxy to authenticate with AD or LDAP

So, I've been running a project lately, which is to mount a Squid proxy on Raspbian (on Raspberry pi via webmin). This project is divided into two parts; The first, which I have already completed, is ...
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most restrictive sshd_config that allows it to act as a jump-server [on hold]

What, among these and possibly other configs, will allow sshd to act as a jump host, but not open itself too much to attack or mis-use. For example, i would like it to act as a jump host, but do not ...
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45 views

apache2 reverse proxy - port redirection fails

I have a debian box as a firewall/reverse proxy and a redhat webserver behind it. The firewall accepts requests on port 80 and is supposed to redirect them to the webserver. The webserver is listening ...
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63 views

ssh routing between multiple linux system containers transparently

I have system where I run multiple containers. Each container is a linux system with a specific purpose and every container has a ssh server enabled. I want to make an entity that manage new ssh ...
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0answers
18 views

Reaching any server on a separate network with proxy+ssh

I have server A sitting in network A. Server A is able to connect to a bastion host in network B via ssh. This bastion host is able to reach any port on any server in network B. From any server in ...
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1answer
24 views

Nginx proxy one port to multiple ports

I have only one port opened in firewall and multiple services running. I want to redirect a request based on URI to different application. For example if I am accessing http:example.com:8443/test1 to ...
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IE 8 can not call https API

I am using IE 8 for my web, but when calling API use https, I got an error about SSL. The SSL cert can't be supported. The first option is changing SSL cert, but for some reasons I need keep this, so ...
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Ningx internal port 80 and different external port through NAT [closed]

I wanted to give nginx a try. I have an apache background where I don't remembery any trouble trying to achieve this. I have a nginx box configured to serve on port 80, and it works beautifully on my ...
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0answers
33 views

Use different VPN for different application (instances) in Linux [closed]

How can I assign an application or an instance of an application, (e.g. curl) a different VPN connection? I would like to run two curls at the same time and each be using a different VPN. I have full ...
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0answers
19 views

Connection reset while using docker behind corporate proxy

I am stuck with the following error while trying "docker pull hello-world", through my corporate proxy : $ docker pull hello-world:latest Error response from daemon: Get https://registry-1.docker.io/...
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0answers
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HTTPS Proxy setup does not redirect to subdirectory

Thank you for reading :-). I have multiple applications on a server which are routed to by a proxy server. I recently added HTTPS after which the API and blog applications (at /api and /blog ...
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0answers
33 views

Google Compute Engine as proxy

I want to use a Google Compute Engine as a proxy for my Google App Engine instance because I need a static external IP and this seems to be the only way to do it (No static external IPs possible for ...
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No client-side caching in headless Chrome with proxy-server? [migrated]

(I think this has more to do with software configuration than programming which is why I posted here instead of StackOverflow.) I've been testing and searching for a couple days it seems on this ...
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1answer
20 views

Creating proxies on large number of ports that forward to external proxy

I need some sort of proxy software (similar to Squid) that will work on Linux and allow me to create proxies listening on multiple ports. The proxies need to forward web requests to another external ...
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1answer
27 views

Unable to redirect HTTP traffic to transparent proxy (Squid)

I'm trying to create a transparent proxy to cache and blacklist traffic on my self-made Linux router. Problem is that all clients are getting timed-out when trying to reach any HTTP sites (HTTPS works)...
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0answers
17 views

Apache - Proxy with amqp protocol

I'm trying to configure the proxy server with Apache Httpd 2.4 with Active MQ protocol amqp, but it seems this is impossible since apache doesn't support it with any mod_proxy modules. <...
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0answers
18 views

Route traffic of specific ports via proxy

I have a squid3 proxy server setup and working as http/https proxy. On the client I am currently using export http_proxy="http:/xx.xx.xx.xx:3128" to use the proxy server for http and similarly ...
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1answer
16 views

Can't configure Dante

Config version: 1.4.x I get "Connection refused" after default 30 seconds in curl and "Connection Failed" immediately in FoxyProxy. Dante config: logoutput: syslog stdout /var/log/lotsoflogs ...
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win10 How to allow internet only to a specific website and block all other internet for normal users while admin in unaffected

Trying to create a work station where i want the normal user to only be able to access the specific website(s) he needs to work on, and all other internet access to be turned off. I've tried a fake ...
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0answers
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squid transparent proxy forward loop

I would like to achieve the following: A user comes with the own device, for example phone or table. The user connects to our own WLAN network The user enters the addres of our website The user can ...
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Proxy setup between a private and public [duplicate]

I have two servers: Private Server with IP: 172.16.0.2 Public Server with 172.16.0.3 (private IP) and x.x.x.x (public IP) What I want to achieve is: Incoming communications to Public IP (x.x.x.x) ...
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1answer
21 views

npm install behind one proxy but got Http Error=407 (Forefront TMG requires authorization)

The operating system is MacOS, and already set up http(s) proxy inside the Network Preferences, but always failed to install any packages when running npm install (npm is one package installer for ...
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26 views

Squid and dynamic ip network adapter

I am struggling with setting squid proxy server to work with dynamic (3G/4G) USB modem adapter. I know that I should set tcp_outgoing_address directive to the IP of the adapter, but that is an issue ...
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27 views

Slow client certificate authorization

I have a problem with slow client certificate authorization via ApacheHTTPD on CentOS7 where server is used as proxy, but the tests were not proxied but configured on the server. Config acl.inc: ...
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0answers
17 views

squid-cache Multiple Outgoing IP Addresses Not Working

I'm trying to use multiple outbound IP addresses with squid proxy server. This configuration has worked for me in the past with IPv6. Now I need to use it for IPv4 so I took my old config and applied ...
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0answers
34 views

How to install devtoolset on a RHEL without Internet connection?

My RHEL Linux machine has no connection to the Internet. I can only install on it by scp-ing files and using rpm rather than yum. This page ought normally to contain the requisite rpm file or files. ...
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43 views

Redirect URL with a subsequent direct URL as parameter has wrong port via nginx proxy

I have an existing service (MyApp) for which I wish to put an nginx proxy in front of. MyApp is directly accessible via: https://host123.example.com:8080/ The URL to access via the nginx proxy is: ...
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error writing proxy. (87) incorrect Parameter in powershell while trying to set proxy

Welcome I've come up with a problem: I^ve started powershell as an administrator and I'm trying to set my proxy with this command: netsh winhttp set proxy "http://proxy_url:port" Sadly the shell's ...
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1answer
20 views

Apache won't start with proxy conf

First of all, thanks for your help. I meet some trouble with apache. I'm using Ampps, and a custom httpd-vhost2.conf declared in the apache config. But since i added the last website, it just refuse ...
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1answer
63 views

Proxy setup between a private and public

I have two servers: Private Server with IP: 172.16.0.2 Public Server with 172.16.0.3 (private IP) and x.x.x.x (public IP) What I want to achieve is: Incoming communications to Public IP (x.x.x.x) ...
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1answer
15 views

Squid - Check header before send the request

This is my first time using Squid. I want to remove the information in the headers request that I'm using a proxy, because the site is blocking me. After I build the squid with --enable-http-violation ...
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26 views

How to direct TCP traffic through a Bluecoat proxy to an external URL?

I'm likely thinking about this in completely the wrong way but any guidance is hugely appreciated. I have a web application with a function which connects to ServiceNow in order to validate data ...
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2answers
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SSH from A through B to C, using private key on A

These is my scenario: Host C is not accessible from A. Host B is accessible from A. Host C is accessible from B. Both B and C have ~/.ssh/id_rsa.pub (from A) in authorized_keys B does not have the ...
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34 views

Squid as transparent proxy to tunnel all connections under Windows

There's this app Joplin that can't connect to the internet on a corporate machine which lives on Active Directory and connects to the internet through HTTP and a NTLM proxy. The problem is that you ...
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1answer
32 views

Squid: timeout after acl file load

I have installed Squid 3.5.23 like proxy on my server. I have downloaded a huge file (15MB) with domains to block and I have added this file to my squid.conf throught acl blocksites url_regex "file" (...
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2answers
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Issue with running a Forward Proxy Container and DNS Server Container on the same host

This is a home experiment with Docker, pi-hole (container) and wormhole proxy (container) running on the same host. My docker host's OS is RHEL 7.x. My original intent is to learn more about pi-hole ...
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0answers
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Squid proxy server gets 407 after basic authentication added

Everything was good before I added the auth. And after the basic authentication was added, I could visit the internet with the username and the password that I created via the squid proxy server. ...
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0answers
27 views

Is nginx proxy cache static file?

If i use nginx proxy to surf static file from http://targetdomain.com/file.mp4 through http://example.com/file.mp4 , How nginx proxy handel the stream? Does it download it all and then pass to the ...
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0answers
15 views

Non deterministic slow nginx connection

I try to download static file. Nginx is configured to proxy traffic to this server according to the following configuration: worker_processes 32; pid /run/nginx.pid; worker_rlimit_nofile 20480; ...
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2answers
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AWS VPC : Enable public access for application(s) running on private ip addresses

We have a few Couchbase databases running on EC2 instance(s) running within a AWS VPC. Our apps are on a different VPC. The app layer talks to the Database via VPC peering. Couchbase provides a web ...
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0answers
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Create local proxy server that use vpn connection to route packets

I want to have a process that act as local proxy server that uses pptp or l2tp vpn connection and other processes can connect to this local proxy servers to bypass censorship. I want that vpn ...
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0answers
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HaProxy randomly returning 503 for static files when servers are available

HaProxy is randomly returning 503 even though there definitely are backend servers available. The backend is serving the files correctly, as it's access log shows it always returning a 200 or 304. I'm ...
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0answers
71 views

How to connect to VM

how are I trying to create a proxy server with the CCProxy program and an instance of Windows server 2012 in Compute engine already configures the program but the problem I have is that the VM is ...
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1answer
66 views

HA Squid with Keepalived

We're trying to setup two HA services: Explicit forwarding proxy using Squid (port 8080) SMTP relay to Office365 using Postfix For both setups we have 2 VM's with a default Debian 7 install, and I'...
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0answers
33 views

Nginx redirect without using a port

I am using a nginx to redirect from several http services with IP:PORT to a https domain. Now I need the nginx to redirect only: http://IP to https://DOMAIN and open it in Browser with: https://...