If enabled, ICMP response will not be allowed for Ping request. The default
setting is disabled. To enable or disable it, click on the check box for the LAN or
WAN (UCM6200) interface.
Enable to prevent Ping-of-Death attack to the device. The default setting is
disabled. To enable or disable it, click on the check box for the LAN or WAN
(UCM6200) interface.
Under "Custom Firewall Settings", users could create new rules to accept, reject or drop certain traffic going
through the UCM6200. To create new rule, click on "Create New Rule" button and a new window will pop up for
users to specify rule options.
Right next to "Create New Rule" button, there is a checkbox for option "Reject Rules". If it’s checked, all the rules
will be rejected except the firewall rules listed below. In the firewall rules, only when there is a rule that meets all
the following requirements, the option "Reject Rules" will be allowed to check:
• Action: "Accept"
• Type "In"
• Destination port is set to the system login port (e.g., by default 8089)
• Protocol is not UDP
Figure 28: Create New Firewall Rule
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