6.5 Public access across the Internet where external email
notifications are required
Using “Site A” as an example the configuration settings for the ipGateway would be:
myipgateway@company.co.uk
All other configuration settings can be left as default.
6.5.1 Configuration elsewhere on the network
6.5.1.1 Router NAT (Port Forward)
In addition to the ipGateway configuration, a NAT (Port Forward) will need to be setup on the router
(192.168.0.4) to provide an external to internal address translation, i.e.
This will allow a user on “Site B” to type the following into the address bar of his browser to gain access to the
ipGateway at “Site A”:
http://74.125.230.148
6.5.1.2 Email Server
The email server must be configured to allow “Email Relaying” from IP Address 192.168.0.100 (i.e. the
ipGateway)