ZyXEL Communications LTE6100 10.5 The DoS Screen, TCP, UDP, Any, Any, ICMP, Back, Range, Range, Apply, Others, Others, Single, Single, REJECT, PERMIT, DEVICE, Protocol, Select Service

	Chapter 10 Firewall
Table 31 Security > Firewall > Access Control > Add New ACL Rule/Edit (continued)
LABEL	DESCRIPTION
Destination IP	Enter an IP address or the starting IP address of the destination IP range.
Address Start
Destination IP	Enter the ending IP address of the destination IP range.
Address End
Select Protocol	Select the name of a configured service or select Select Service to define a new service
	in this screen.
Protocol	This field is available when you select Select Service in Select Protocol.
	Choose the protocol type (TCP, UDP, ICMP or Others) of the service.
Protocol Number	This field is available when you select Others in Protocol.
	Enter the protocol number of the service type to which this ACL rule applies.
Source Port	This field is displayed only when you select Select Service in Select Protocol and TCP
	or UDP in Protocol.
	Select Single or Range and then enter a single port number or the range of port
	numbers of the source. Select Any to indicate any source port.
Destination Port	This field is displayed only when you select Select Service in Select Protocol and TCP
	or UDP in Protocol.
	Select Single or Range and then enter a single port number or the range of port
	numbers of the destination. Select Any to indicate any destination port.
Policy	Use the drop-down list box to select whether to silently discard (DROP), deny and send
	an ICMP destination-unreachable message to the sender of (REJECT) or allow the
	passage of (PERMIT) packets that match this rule.
Direction	Use the drop-down list box to select the direction of traffic to which this rule applies. The
	possible options are LAN to DEVICE, LAN to WAN, WAN to LAN, and WAN to
	DEVICE.
Apply	Click Apply to save your changes.
Back	Click Back to exit this screen without saving your changes.

10.5 The DoS Screen

Click Security > Firewall > DoS to display the following screen. Use this screen to enable or disable Denial of Service (DoS) protection.

Figure 43 Security > Firewall > DoS

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LTE6100 User’s Guide