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| Firewall Configuration
Port Filtering
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Port filtering restricts connections to limit the risk of intrusion and can
defend against a wide array of common hacker attacks. The port filtering
feature allows the Gateway to block traffic for a specified schedule based
on TCP/UDP ports.
Figure 38: Port Filtering
The following items are displayed on this page:
Available Services
The TCP/UDP services allowed access to the
Gateway. All TCP/UDP ports are open unless specified as blocked. Some
common protocols are pre-defined and can be selected to
Add
to the
Blocked Services. Select
Custom Port
to define other TCP/UDP port
ranges to block.
Operation
Adds, removes, or clears all blocked services.
Blocked Services
Lists the TCP/UDP ports that are blocked
Type
Specifies the port type, TCP, UDP, or TCP/UDP.
Port Number
Specifies a custom-defined range of TCP/UDP ports to
block.
Schedule to Block
Configures the days of the week and times to
block the defined traffic.
