On 10/18/19 4:55 AM, Vieri Di Paola wrote:
> Hi,
> 
> First off, a transparent TProxy web proxy will only work on the same
> machine (the shorewall firewall), right?
> I cannot have a transparent Squid proxy (with TProxy) on another server, 
> right?
> 
> In any case, I'm trying to work out why I cannot access
> http://104.113.250.104/ from a LAN host with IP addr. 10.215.144.48. I
> am getting a connection timeout.
> 
> This is a shorewall dump while trying to access port 80 on host with
> IP addr. 104.113.250.104:
> https://drive.google.com/file/d/13Pr2OCgCInY6E72krCci9BiHrB1lrMce/view?usp=sharing
> 
> According to the Squid log, the web proxy (Squid) is trying to open a
> TCP connection to the remote server (104.113.250.104). TCP SYN is
> sent, but there's no reply.
> 
> On the other hand, a command line HTTP client running on the
> Squid/Shorewall box itself can access http://104.113.250.104:80 just
> fine.
> 
> How can I tell if I've made a mistake in my shorewall configuration,
> or if it's a Squid config issue instead?
> 

From the dump, it looks like you are trying to TPROXY HTTPS (port 443)
-- that doesn't work.

-Tom
-- 
Tom Eastep        \   Q: What do you get when you cross a mobster with
Shoreline,         \     an international standard?
Washington, USA     \ A: Someone who makes you an offer you can't
http://shorewall.org \   understand
                      \_______________________________________________

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