Introduction to NAT 81
Models 2603, 2621, and 2635 User Manual 7 • Security
Click on Add Global Address Pool button.
Figure 53. NAT Global Address Pool configuration
4. Next, create a reserved mapping between a global IP address from the global pool and a PC on the side of
the internal interface (’ip1’). In this example, 10.10.19.11.
5. Click on the hyperlink Add Reserved Mapping...
6. Set the parameters to the following values (See figure 54.):
– Global IP Address: 100.100.100.101
– Internal IP address: 10.10.19.11
– Transport Type: all
– Port Number: 65535(This port number means all port numbers for TCP or UDP protocols will be
mapped.)
7. Click on Add Reserved Mapping.
Figure 54. NAT Reserved mapping configuration
The PC on the Ethernet side of the OnSite can now communicate with the ‘public’ or ‘global’ side
through NAT.