Ok, I am stumped and hopefully someone here might be able to help.
I have a Canon Copier with a fiery on our network. The printer has an internal ip of 10.20.20.12. I have a NAT rule set up to allow all traffic from a fixed IP address, for example http://64.125.209.12 to an internal IP address http://10.20.20.12. All workstations are currently set up to print to the copier using IP (and the external IP)
With the rule, the copier is able to scan and email without a problem.
If I set up a new rule to only allow internal LAN traffic to access the external IP, the copier is not able to scan and send, I get an #752 error on the Canon, indicating the SMTP is not correct. I have port 465 open for gmail SMTP, so I do not know what else I need to do to be able to print to the copier using the external IP and yet prevent the outside world to access the external IP and be able to scan and email
Any help is greatly appreciated
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