User's Manual Part 2
Release8InstallationandConfigurationGuide
Issue2,November2007 Draft5forRegulatoryReview 293
To filter packets in any of the user-defined ports, you must do all of the following:
◦ Check the box for User Defined Port n (See Below) in the Packet Filter Types
section of this tab.
◦ In the User Defined Port Filtering Configuration section of this tab, both
• provide a port number at Port #n.
• check TCP, UDP, or both.
User Defined Port Filtering Configuration
You can specify ports for which to block subscriber access, regardless of whether NAT is
enabled. For more information, see Filtering Protocols and Ports on Page 382.
18.2.12 NATPortMappingTaboftheSM
An example of the NAT Port Mapping tab in an SM is displayed in Figure 98.
Figure 98: NAT Port Mapping tab of SM, example