The public IP can be anything public. The LAN IP must be part of a configured subnet. https://documentation.meraki.com/MX/NAT_and_Port_Forwarding/Configuring_1%3A1_NAT ... View more

That "ip unnumbered FastEthernet0/0" did the trick!   Thanks for the help! ... View more

Our Non-Meraki peer in the different organization is up and communicating through our Hub that hosts both Auto-VPN and Non-Meraki peer connections.   However, on our Hub in the separate organization, we have an implicit deny configured on its "Site-to-Site VPN outbound firewall" rules.   So apparently the "site-to-site outbound firewall" rules do not restrict "Non-Meraki VPN peer" traffic since we never included those remote subnets in the site-to-site outbound firewall rules on our Hub.  We only specified the Non-Meraki peer subnets in the "Non-Meraki VPN peer" configuration. ... View more

I finally received a similar response from Meraki support.  Thanks for the quick reply! ... View more

Create 3 networks. Default, Production, and Testing(Beta). Change the settings in the networks accordingly, that way Default has no changes. Production has your confirmed good working changes, and Testing is the ones you are working on. ... View more