Sorry I don't use a 800 series router but does it have any NAT type software on it? If it has standard router software on it then I am not sure what you mean about port forwarding.
If you go to EBay, and search on “Cisco router”, you get a lot of hits (over 7000 just a few minutes ago.) It can be quite daunting if you’re early into your CCENT or CCNA study, three chapters into ...
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