User's Manual

User Manual
70
5.7.5 New Port Mapping
Port mapping is to map a host’s port on the intranet to a port on the extranet.
When a user accesses the port on the extranet, the server will automatically
map the request to the internal machine on the corresponding port.
Scenario: Users on the extranet cannot directly access to a web server in the
intranet. In this case, a port mapping in the router can automatically transfers