Transparent Proxy and Redirect Problem

Started by gobris, May 24, 2019, 08:46:31 AM

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Hello,
I installed the opnsense and, configured the transparent proxy(checked the option)
added webfilters... And at first try when manually entering the proxy information on client browser, I can see the web block works well.

After that, I clicked the (i) next to transparent proxy and added the port forwarding rule..

But it seems it does not port forward via proxy.
When I remove accept anything rule at the end of the firewall rule set.. browser simply cant go anywhere.

I dont know where to check
Out of options..
Anybody have an idea?


It seems you only have transparent for HTTP and not HTTPS, while manually adding proxy would also add HTTPS. So you maybe test with HTTPS sites and it doesn't work?

Thats a possibility.. But this creates another problem that i can not figure out.

I enable the ssl proxy option..
then move the ssl port forward rule to the upper levels on ruleset..

Even my first rule is allow any/any to 127.0.0.1

I got
   192.168.1.100:14124   192.168.1.1:443   tcp   Default deny rule
which blocks me both from reaching firewall

I also added a manual rule to allow from lan to 192.168.1.1 any any  to accept this connections..
Everything seems to be working now.

Port forward has to go to ssl Port and not the one for http

Quote from: mimugmail on May 24, 2019, 08:16:16 PM
Port forward has to go to ssl Port and not the one for http
got two port forwards

one is 80 -->3128
other is 443 to 3129

rules created automatically from that (i) menu at transparent proxy + ssl inspection menus

My workaround was adding accept rule for 192.168.1.1 also as 127.0.01...

But....

This made another problem.. This time i had SSL error..
And i switched management interface to port 80 and solved it also.



not the solution i expected but yes..

Sure i had other problems but not for this topic  ;)