May 2018
Beginner to intermediate
450 pages
13h 30m
English
Content preview from Mastering pfSense - Second Edition
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Troubleshooting
If you have created a 1:1 NAT or Port Forwarding entry and it does not have the expected effect, then there are several possible causes:
- You may have misconfigured the NAT entry
- The NAT entry may be configured correctly, but something else necessary for NAT to work was misconfigured (such as a firewall rule or a virtual IP address)
- There may be a software misconfiguration (such as port forwarding for a web server may be configured correctly, but the web server itself may be misconfigured)
- The issue may be beyond your control (such as, your ISP blocking a port)
As an initial step, you may want to try to access the resource locally (keeping in mind that if we are remapping the port from one port number to another, use the ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
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