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

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1answer
395 views

Squid doesn't log client IP address

I can't get my proxy squid to log clients ip addresses. I'm using : access_log /var/log/squid/access.log common client_netmask 255.255.255.0 log_ip_on_direct on log_fqdn off But in my logs : : ...
0
votes
1answer
101 views

How do I forward from one domain to another?

I'm trying to set up the AJAX Push Engine, and I've run into some complications using apache. All I want to do, is whenever I go to some address (e.g. *.example.com), forward it to some other address ...
0
votes
2answers
836 views

How can I set up a proxy/router, so that some requests go to a slow VPN, and the rest goes to a fast local connection?

I have access to two gateways - one a slow VPN and the other a fast connection which blocks some hostnames (I'm behind the great firewall of china (gfw)). I'd like to set up something (a tunnel / ...
0
votes
1answer
321 views

RHEL 6 on 172.16* IP address: Redirect Internet traffic to an existing web proxy

I'd like to configure my RHEL 6 box to redirect Internet traffic through an existing web proxy. Like how you can set a web browser to use a proxy, except that my box only has command line. If the ...
0
votes
1answer
328 views

how to force a machine to go through proxy when it as an exception not to go

I'm in a private domain where the client machines need a proxy server to access the internet. All the machines have an exception where every request to servers in my domain don't need to go through ...
0
votes
1answer
8k views

SSH X11 forwarding does not work. Why?

This is a debugging question. When you ask for clarification please make sure it is not already covered below. I have 4 machines: Z, A, N, and M. To get to A you have to log into Z first. To get to ...
0
votes
1answer
445 views

yum proxy error HTTP redirect

I've a VM running Centos 5.5 and I'm trying to get yum to update via a company proxy. I can browse the web within the VM using the proxy setting , but I cannot get yum to use the proxy. I'm getting ...
3
votes
3answers
2k views

How can I reroute a sub-domain to localhost + port number?

I have several web applications running on my developer machine. They mimic our production web applications which are hosted on sub-domain. For example, consider: api.myserver.com - is mimicked by ...
1
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2answers
93 views

Is there a software service that relays wamp from local machine to the internet

I'm sitting behind a ton of routers that I don't control, and I'm wondering whether there is any wamp plugin service Preferably free, that would offer software that would relay wamp to the internet ...
0
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1answer
596 views

Encrypt client connection with squid forward proxy using SSL

I'm setting up a Squid forward proxy and I'm wondering if I could configure Squid in such a way that the connection from my web browser to squid is https regardless of whether the connection from ...
1
vote
1answer
106 views

Squid site redirection

I have an internal website that cannot be accessed from some machines on my network, due to the physical location, VPN ,network ranges etc. I would like to install Squid on "in between" network to ...
0
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2answers
124 views

Mysql proxying and port mapping

Hi I have something silly like idea to proxying mysql connections. I have upload an image of my concept to here http://i52.tinypic.com/o7src3.png There is a single machine on local network running ...
1
vote
1answer
4k views

How do I configure Windows Server 2008 R2 to be a forward proxy for my private network?

im bought a new server machine and it came suprisingly with Windows Server 2008. I want to use this machine for several purposes: SQL Database, backup system, and a forward proxy for my private ...
0
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1answer
462 views

Set up MySQL behind a proxy server

I am deploying a MySQL server behind a proxy server (apache mod_proxy). I am getting this error when I try to connect using mysql client or using php to connect to mysql server. Lost connection to ...
-1
votes
2answers
928 views

How to setup a web proxy page where I can log into google docs and other blockes sites?

I live in a place where http://docs.google.com is blocked. Is there any way I can access it through a web proxy (a page where I can type the address)? I have an EC2 machine, and I tried using phpProxy ...
0
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0answers
219 views

[Strange]Mac OS X unable to use Proxy and Custom DNS setting

I run a proxy DNS & proxy service but today I encountered a very strange problem which I couldn't solve. One of my clients recently moved to a new location which has a different router setting. ...
0
votes
1answer
151 views

How do I set up port forwarding for ssh traffic?

I have two servers, a web server and an ssh server. Currently I have the web server behind a load balancer, while the ssh server has a subdomain pointed to it. I'd like for it to be possible to ssh ...
0
votes
1answer
792 views

Virtualbox and Squid

I'm trying to setup Squid and am having great difficulty (I'm new to all this). Basically, I have a VirtualBox machine which I can ssh in to (eamorr@192.168.56.101). I want this machine ...
2
votes
1answer
924 views

Apache configuration to make NTLM authentication work through a Proxy

I'm running an application server behind an Apache proxy with the following sort of thing in my Apache config: ProxyPass /app http://myapplication:8080/myapp ProxyPassReverse /app ...
1
vote
1answer
2k views

nginx proxy keeps messing with (redirected?) url's

Regardless of what I do, Nginx keeps breaking my url's. I believe this only occurs when the response contains a redirect. I believe I have tried every combination of suggestions from the wiki and the ...
0
votes
1answer
1k views

Zentyal NAT/map private address with public address

I am using Zentyal OS as a proxy for my company network. Now, I have a situation in which I need to map a private/internal IP address to a public address so that outsider may access internal network ...
1
vote
2answers
1k views

Setting up an ADFS Proxy on custom Web Site?

I ran some tests in dev with the ADFS Proxy and it worked beautifully. However, now that I'm in a more-rigid environment (a staging environment), I'm having difficulties setting up a proxy. The errors ...
0
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1answer
221 views

Making squid use a proxy

I have a home network with 4-5 clients, and a server. The server runs Squid 2.7. The clients are all configured to use squid as a proxy server. I would like to be able to establish an SSH tunnel with ...
2
votes
1answer
88 views

How can I find out which proxy server is used in Ubuntu?

How can I find out which proxy server is used in Ubuntu from the command line?
1
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0answers
487 views

nmap port scan for vpn and proxies

I am trying to detect the vpn and proxies from the iplist so is anyone know the fastest and reliable scan command for nmap? right now I am using this nmap -sS -sU -T4 -A -v -PE -PP ...
2
votes
1answer
449 views

handling 404s at nginx instead of upstream server

To be more performant, we'd like to allow nginx to catch 404s before passing it off to the upstream apache server. Both servers have the same files. More Info We have a popular setup of serving ...
0
votes
2answers
121 views

php proxy problem

i used php web proxy for limit web access in a office, clients have not internet access, so they use this php web proxy to view web page. the php proxy is running on a computer that have access to ...
1
vote
0answers
244 views

can apache “fetch and return” 302/301 redirects when proxying?

So im using ProxyPass directives to redirect to an internally hosted API: ProxyPass /api/ http://internal.api.server/ ProxyPassReverse /api/ http://internal.api.server/ Which all works fine. ...
0
votes
0answers
1k views

Is it possible to rewrite post in a forward proxy in Apache 2.2?

I have configured an Apache 2.2 server as forward proxy using mod_proxy and mod_proxy_http In my application that uses that proxy I need to modify http requests. (Requests means the request that goes ...
2
votes
1answer
868 views

tunnel using autossh behaving differently than the exact same command using ssh

I am trying to set up a double-ssh tunnel between two hosts, so I can proxy traffic through it. Using the normal SSH command, I have gotten the following to work: ssh -t -L2000:localhost:2000 ...
0
votes
1answer
227 views

Is there a proxy software for Win to perform header injection?

I want to modify the header of all HTTP requests going through a proxy to inject some attributes into the header. I'm not planing any virus/hack/fishing, I need to test a software who has to receive ...
0
votes
2answers
2k views

How do proxy servers filter https websites?

With my limited knowledge of HTTPS I started wondering: How do proxy servers filter HTTPS websites? I mean adding a proxy server is essentially a MITM attack which is what HTTPS was explicitly ...
0
votes
2answers
464 views

How can I use a gateway (or proxy) situated at the other end of a wifi layer 3 bridge?

I have a main and branch office. The branch office has a flaky internet connection and I'd like to let users in that office surf the internet using gateway (or proxy) in our main office. I have a ...
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votes
1answer
362 views

Passive ssh/telnet server?

I want to set up a Ubuntu openssh (or telnet) server where the network environment is can connect to any other host via any tcp/udp port. but cannot accept incoming connections from other clients. ...
1
vote
3answers
3k views

Is there a possibility to monitor https sites in nagios over a proxy?

i have a little question about the nagios tool: Is there a possibility to monitor https sites in nagios over a proxy? Which means i want to monitor whether my proxy can reach some https ressources in ...
2
votes
1answer
352 views

How to route all outgoing TCP connections using HTTP CONNECT on Linux

I have a Linux system which is behind a firewall, but it can connect to a HTTP proxy which passes all CONNECT commands through. How can I configure the Linux system to make DNS requests over TCP over ...
1
vote
3answers
184 views

How to use different address for pop.gmail.com

I've been searching for a way to hide the gmail server name (pop.gmail.com and smtp.gmail.com). I want the email client (outlook) to point to our own server (say, pop.myserver.com), which in the end ...
1
vote
6answers
717 views

Ubuntu 10.04 Proxy Server and SSH Server: am I forced to disable ssh to improve security?

I have a Ubuntu 10.04 proxy server exposed to the internet and I have SSH Server on it to manage it from internal LAN and from remote. It feels simply unsafe, even if I'm using strong passwords... I ...
3
votes
2answers
7k views

How can I force Squid Proxy to use a specific gateway for internet access?

I've been finally able to set my ubuntu 10.04 server as transparent proxy using squid. It works exactly like I wanted but I have a serious problem... On both ethernet cards I have the chance to get ...
0
votes
1answer
667 views

Setting up basic nginx reverse proxy

Unfortunately, my work requires me to use Apache Tomcat. The Tomcat application is running on http://127.0.0.1:8080/. I'd like to get a reverse proxy going so I can have ...
0
votes
1answer
532 views

2 linux boxes, proxy and ssh tunnel

problem: I need create ssh forwarding to other linux box that works as a proxy. I have two linux boxes(centos 5.5), one in the office(server1) behind firewall, other at colocation(server2) server1 ...
0
votes
2answers
79 views

Mail “proxy” to add encrypted authentication support for legacy programs

There are some programs that my company use that do not support encrypted smtp authentication and using unencrypted auth is not possible (hosted on the internet by another provider, they will not ...
6
votes
3answers
24k views

Apache Proxy TimeOut

I am trying to understand what is happening with the following message in our Apache 2.2 error_log: Wed May 18 21:03:29 2011] [error] [client 172.20.10.10] (70007)The timeout specified has expired: ...
0
votes
1answer
34 views

What's the load like for a non-transparent proxy that would process about 300 requests a second?

Would this require a rather expensive proxy server to efficiently and quickly service all requests? Or could we pull this off with a server with about a gigabyte of memory? Thanks.
0
votes
1answer
85 views

Proxy setup question

I want to be able to access a website that is IP restricted outside the UK from my cable DSL in Germany. A friend of mine set up a proxy server in the UK that whitelists my dedicated Debian server at ...
0
votes
1answer
969 views

Gzip Compression IIS7 with Proxy Not working

I have seen posts with GZIP compression not working on IIS7, but none seemed to help in my case. I have a proxy server that sends the request to my website on IIS7. I have the following in web.config ...
1
vote
1answer
978 views

How to configure squid for inspecting https requests and pages?

I wish to allow squid to block https requests by full URL regex matching (not just domain) and to block https responses by inspecting page contents. Is there some step by step guide for how to set ...
2
votes
2answers
4k views

How to configure a network to block gmail but allow google apps mail?

Google app mail loads via http://mail.google.com/a/[domain] and gmail loads via http://mail.google.com/mail. How can I block computers on my LAN from accessing gmail urls but at the same time permit ...
1
vote
1answer
345 views

Squid: is there a way to log https urls in their entirety and/or block according to full url regex?

It seems that squid only "sees" the domain name for https requests. Is there any way to configure it so that the full url can be logged and/or matched within ACLs? Thanks.
1
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1answer
280 views

Post requests failing intermittently on a particular network route ~ wtf?

This is a complete head-scratcher. I've got a Rails application running on Passenger. I've tested the services from several different clients (via curl) and found them performing perfectly. EXCEPT ...